doc abstraction, state

- block_is, block_state, block_delim

2 files changed, 1583 insertions, 1538 deletions

diff --git a/org/metaverse.org b/org/metaverse.org
index 53e4014..d368103 100644
--- a/org/metaverse.org
+++ b/org/metaverse.org
@@ -54,7 +54,9 @@ template docAbstraction() {
     foreach (line; markup_sourcefile_content) {                                 /+ ↓ markup document/text line by line +/
                                                                                 // "line" variable can be empty but should never be null
       <<abs_in_loop_body_00>>
-      if (obj_type_status["code"] == eN.tri.on) {
+      if ( pith["block_is"] == eN.blk_is.code
+        && pith["block_state"] == eN.blk_state.on
+      ) {
         <<abs_in_loop_body_00_code_block>>
       } else if (!matchFirst(line, rgx.skip_from_regular_parse)) {              /+ object other than "code block" object +/
                                                                                 /+ (includes regular text paragraph, headings & blocks other than code) +/
@@ -67,7 +69,7 @@ template docAbstraction() {
           } else if (!line.empty) {                                             /+ line not empty +/
                                                                                 /+ non blocks (headings, paragraphs) & closed blocks +/
             <<abs_in_loop_body_not_block_obj>>
-          } else if (obj_type_status["blocks"] == eN.tri.closing) {           /+ line empty, with blocks flag +/
+          } else if (pith["block_state"] == eN.tri.closing) {            /+ line empty, with blocks flag +/
             <<abs_in_loop_body_not_block_obj_line_empty_blocks_flags>>
           } else {                                                              /+ line.empty, post contents, empty variables: +/
             <<abs_in_loop_body_not_block_obj_line_empty>>
@@ -191,6 +193,29 @@ mixin spineRgxIn;
       book_index,
       blurb,
     }
+    enum blk_is {
+      off,
+      para,
+      heading,
+      code,
+      poem,
+      block,
+      group,
+      table,
+      quote,
+    }
+    enum blk_state {
+      off,
+      on,
+      closing,
+    }
+    enum blk_delim {
+      off,
+      curly,
+      tic,
+      curly_special,
+      tic_special,
+    }
   }
   return _e();
 }
@@ -589,7 +614,9 @@ auto obj_type_status = flags_type_init;
 int[string] pith = [
   "ocn"                       : 1,
   "section"                   : 0,
-  "block"                     : 0,
+  "block_is"                  : 0,
+  "block_state"               : 0,
+  "block_delim"               : 0,
   "obj"                       : 0,
   "dummy_heading_status"      : 0,
   "no_ocn_multiple_objects"   : 0,
@@ -757,7 +784,7 @@ if (!line.empty) {
 #+NAME: abs_in_loop_body_00_code_block
 #+BEGIN_SRC d
 /+ block object: code +/
-line.flow_txt_block_code(an_object, obj_type_status);
+line.flow_txt_block_code(an_object, pith);
 continue;
 #+END_SRC
 
@@ -783,7 +810,7 @@ if (line.matchFirst(rgx.heading_biblio)
 ) {
   pith["section"] = eN.sect.bibliography;
   if (opt_action.backmatter && opt_action.section_biblio) {
-    line.flow_txt_block_biblio(obj_type_status, bib_entry, biblio_entry_str_json, biblio_arr_json, pith);
+    line.flow_txt_block_biblio(pith, bib_entry, biblio_entry_str_json, biblio_arr_json);
     debug(bibliobuild) {
       writeln("-  ", biblio_entry_str_json);
       writeln("-> ", biblio_arr_json.length);
@@ -879,7 +906,7 @@ if there is a glossary section you need to:
         tag_assoc[comp_obj_heading_.tags.segment_anchor_tag_epub]["seg_lv1_to_4"] = comp_obj_heading_.tags.segment_anchor_tag_epub;
       }
     } else {
-      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
       comp_obj_para                               = comp_obj_para.init;
       comp_obj_para.metainfo.is_of_part           = "backmatter";
       comp_obj_para.metainfo.is_of_section        = "glossary";
@@ -1038,7 +1065,7 @@ if there is a blurb section you need to:
       tag_assoc[comp_obj_heading_.tags.anchor_tag_html]["seg_lv4"]              = comp_obj_heading_.tags.in_segment_html;
       tag_assoc[comp_obj_heading_.tags.segment_anchor_tag_epub]["seg_lv1_to_4"] = comp_obj_heading_.tags.segment_anchor_tag_epub;
     } else {
-      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
       comp_obj_para                               = comp_obj_para.init;
       comp_obj_para.metainfo.is_of_part           = "backmatter";
       comp_obj_para.metainfo.is_of_section        = "blurb";
@@ -1061,64 +1088,70 @@ if there is a blurb section you need to:
 #+END_SRC
 
 ***** in blocks [+1]                                       :block:active:
+
+#+NAME: abs_in_loop_body_non_code_obj
+#+BEGIN_SRC d
+} else if (pith["block_state"] == eN.blk_state.on) {
+#+END_SRC
+
 ****** in block: quote                                           :quote:
 
 #+NAME: abs_in_loop_body_non_code_obj
 #+BEGIN_SRC d
-} else if (obj_type_status["quote"] == eN.tri.on) {                          /+ within block object: quote +/
-  line = line
-    ._doc_header_and_make_substitutions_(conf_make_meta)
-    ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-  an_object = line.flow_txt_block_quote(an_object, obj_type_status);
-  continue;
+  if (pith["block_is"]    == eN.blk_is.quote) {
+    line = line
+      ._doc_header_and_make_substitutions_(conf_make_meta)
+      ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
+    an_object = line.flow_txt_block_quote(an_object, pith);
+    continue;
 #+END_SRC
 
 ****** in block: group                                           :group:
 
 #+NAME: abs_in_loop_body_non_code_obj
 #+BEGIN_SRC d
-/+ within block object: group +/
-} else if (obj_type_status["group"] == eN.tri.on) {                          /+ within block object: group +/
-  line = line
-    ._doc_header_and_make_substitutions_(conf_make_meta)
-    ._doc_header_and_make_substitutions_fontface_(conf_make_meta)
-    .replaceAll(rgx.para_delimiter, mkup.br_paragraph ~ "$1");
-  an_object = line.flow_txt_block_group(an_object, obj_type_status);
-  continue;
+  } else if (pith["block_is"]    == eN.blk_is.group) {
+    line = line
+      ._doc_header_and_make_substitutions_(conf_make_meta)
+      ._doc_header_and_make_substitutions_fontface_(conf_make_meta)
+      .replaceAll(rgx.para_delimiter, mkup.br_paragraph ~ "$1");
+    an_object = line.flow_txt_block_group(an_object, pith);
+    continue;
 #+END_SRC
 
 ****** in block: block                                           :block:
 
 #+NAME: abs_in_loop_body_non_code_obj
 #+BEGIN_SRC d
-} else if (obj_type_status["block"] == eN.tri.on) {                          /+ within block object: block +/
-  line = line
-    ._doc_header_and_make_substitutions_(conf_make_meta)
-    ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-  if (auto m = line.match(rgx.spaces_keep)) {
+  } else if (pith["block_is"]    == eN.blk_is.block) {
     line = line
-      .replaceAll(rgx.spaces_keep, (m.captures[1]).translate([ ' ' : mkup.nbsp ]));
-  }
-  an_object = line.flow_txt_block_block(an_object, obj_type_status);
-  continue;
+      ._doc_header_and_make_substitutions_(conf_make_meta)
+      ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
+    if (auto m = line.match(rgx.spaces_keep)) {
+      line = line
+        .replaceAll(rgx.spaces_keep, (m.captures[1]).translate([ ' ' : mkup.nbsp ]));
+    }
+    an_object = line.flow_txt_block_block(an_object, pith);
+    continue;
 #+END_SRC
 
 ****** in block: poem                                             :poem:
 
 #+NAME: abs_in_loop_body_non_code_obj
 #+BEGIN_SRC d
-} else if (obj_type_status["poem"] == eN.tri.on) {                           /+ within block object: poem +/
-  an_object = line.flow_txt_block_poem(an_object, obj_type_status, pith, cntr, object_number_poem, conf_make_meta, tag_in_seg);
-  continue;
+  } else if (pith["block_is"]    == eN.blk_is.poem) {
+    an_object = line.flow_txt_block_poem(an_object, obj_type_status, pith, cntr, object_number_poem, conf_make_meta, tag_in_seg);
+    continue;
 #+END_SRC
 
 ****** in block: table                                           :table:
 
 #+NAME: abs_in_loop_body_non_code_obj
 #+BEGIN_SRC d
-} else if (obj_type_status["table"] == eN.tri.on) {                          /+ within block object: table +/
-  an_object = line.flow_txt_block_table(an_object, obj_type_status, pith, conf_make_meta);
-  continue;
+  } else if (pith["block_is"]    == eN.blk_is.table) {
+    an_object = line.flow_txt_block_table(an_object, obj_type_status, pith, conf_make_meta);
+    continue;
+  }
 #+END_SRC
 
 ***** not identified as being within block group (could still be, or not) [+3]
@@ -1127,11 +1160,10 @@ if there is a blurb section you need to:
 #+NAME: abs_in_loop_body_open_block_obj_assert
 #+BEGIN_SRC d
 assert(
-  (obj_type_status["blocks"] == eN.tri.off)
-  || (obj_type_status["blocks"] == eN.tri.closing),
+  (pith["block_state"] == eN.blk_state.off)
+  || (pith["block_state"] == eN.blk_state.closing),
   "block status: none or closed"
 );
-assertions_flag_types_block_status_none_or_closed(obj_type_status);
 #+END_SRC
 
 ****** catch misc +block open+
@@ -1143,7 +1175,7 @@ if (line.matchFirst(rgx.block_poem_open)) {                                    /
   processing.remove("verse");
   object_number_poem["start"] = obj_cite_digits.object_number.to!string;
 }
-line.flow_txt_block_start(obj_type_status, dochas, object_number_poem);
+line.flow_txt_block_start(obj_type_status, pith, dochas, object_number_poem);
 continue;
 #+END_SRC
 
@@ -1157,11 +1189,11 @@ assert(
   "line tested, line not empty surely:\n  \"" ~ line ~ "\""
 );
 assert(
-  (obj_type_status["blocks"] == eN.tri.off)
-  || (obj_type_status["blocks"] == eN.tri.closing),
+  (pith["block_state"] == eN.blk_state.off)
+  || (pith["block_state"] == eN.tri.closing),
   "code block status: none or closed"
 );
-if (obj_type_status["blocks"] == eN.tri.closing) {
+if (pith["block_state"] == eN.blk_state.closing) {
   debug(check) {
     writeln(__LINE__);
     writeln(line);
@@ -1183,7 +1215,7 @@ if (obj_type_status["blocks"] == eN.tri.closing) {
 if (line.matchFirst(rgx.book_index_item)
 || line.matchFirst(rgx.book_index_item_open)
 || pith["section"] == eN.sect.book_index)  {                            /+ book_index +/
-  an_object = line.flow_book_index_(an_object, book_idx_tmp, obj_type_status, pith, opt_action);
+  an_object = line.flow_book_index_(an_object, book_idx_tmp, pith, opt_action);
 #+END_SRC
 
 ******* not book index [+1]
@@ -1210,7 +1242,7 @@ if (line.matchFirst(rgx.book_index_item)
     comp_obj_comment.metainfo.is_a          = "comment";
     comp_obj_comment.text                   = an_object[an_object_key].strip;
     the_document_body_section               ~= comp_obj_comment;
-    flow_common_reset_(line_occur, an_object, obj_type_status);
+    flow_common_reset_(line_occur, an_object, obj_type_status, pith);
     processing.remove("verse");
     ++cntr;
 #+END_SRC
@@ -1225,14 +1257,14 @@ if (line.matchFirst(rgx.book_index_item)
   && (obj_type_status["heading"] == eN.bi.off))) {                             /+ heading or para but neither flag nor line exists +/
     if ((conf_make_meta.make.headings.length > 2)
     && (obj_type_status["make_headings"] == eN.bi.off)) {                      /+ heading found +/
-      heading_match_str = line.flow_heading_found_(heading_match_str, conf_make_meta.make.headings, heading_match_rgx, obj_type_status);
+      heading_match_str = line.flow_heading_found_(heading_match_str, conf_make_meta.make.headings, heading_match_rgx, obj_type_status, pith);
     }
     if ((obj_type_status["make_headings"] == eN.bi.on)
     && ((line_occur["para"] == eN.bi.off)
     && (line_occur["heading"] == eN.bi.off))
     && ((obj_type_status["para"] == eN.bi.off)
     && (obj_type_status["heading"] == eN.bi.off))) {                           /+ heading make set +/
-      line = line.flow_heading_make_set_(line_occur, heading_match_rgx, obj_type_status);
+      line = line.flow_heading_make_set_(line_occur, heading_match_rgx, obj_type_status, pith);
     }
     /+ TODO node info: all headings identified at this point,
        - extract node info here??
@@ -1249,15 +1281,15 @@ if (line.matchFirst(rgx.book_index_item)
         lv,
         collapsed_lev,
         obj_type_status,
-        conf_make_meta,
         pith,
+        conf_make_meta,
       );
     } else if (line_occur["para"] == eN.bi.off) {                              /+ para match +/
       an_object_key="body_nugget";
       line = line
         ._doc_header_and_make_substitutions_(conf_make_meta)
         ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+      an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
     }
 #+END_SRC
 
@@ -1302,7 +1334,6 @@ an_object = line.flow_block_flag_line_empty_(
   obj_cite_digits,
   comp_obj_heading,
   cntr,
-  obj_type_status,
   pith,
   object_number_poem,
   conf_make_meta,
@@ -1321,7 +1352,7 @@ assert(
   ~ line ~ "\""
 );
 assert(
-  (obj_type_status["blocks"] == eN.bi.off),
+  (pith["block_state"] == eN.blk_state.off),
   "code block status: none"
 );
 #+END_SRC
@@ -1452,7 +1483,7 @@ if ((obj_type_status["heading"] == eN.bi.on)
   debug(objectrelated1) { // check
     writeln(line);
   }
-  flow_common_reset_(line_occur, an_object, obj_type_status);
+  flow_common_reset_(line_occur, an_object, obj_type_status, pith);
   an_object.remove("lev");
   an_object.remove("lev_markup_number");
   processing.remove("verse");
@@ -1514,7 +1545,7 @@ if ((obj_type_status["heading"] == eN.bi.on)
   comp_obj_para.has.image_without_dimensions                = substantive_obj_misc_tuple[sObj.image_no_dimensions];
   the_document_body_section                                 ~= comp_obj_para;
   tag_assoc                                                 = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-  flow_common_reset_(line_occur, an_object, obj_type_status);
+  flow_common_reset_(line_occur, an_object, obj_type_status, pith);
   indent=[
     "hang_position" : 0,
     "base_position" : 0,
@@ -3163,6 +3194,7 @@ functions used in document abstraction
   return ref int[string]     line_occur,
   return ref string[string]  an_object,
   return ref int[string]     obj_type_status,
+  return ref int[string]     pith,
 ) {
   line_occur["heading"]      = eN.bi.off;
   line_occur["para"]         = eN.bi.off;
@@ -3294,6 +3326,7 @@ functions used in document abstraction
 @safe void flow_txt_block_start()(
              char[]         line,
   return ref int[string]    obj_type_status,
+  return ref int[string]    pith,
   return ref uint[string]   dochas,
   return ref string[string] object_number_poem
 ) {
@@ -3321,9 +3354,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]     = eN.tri.on;
-    obj_type_status["code"]       = eN.tri.on;
-    obj_type_status["curly_code"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.code;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
 #+END_SRC
 
 ******* poem
@@ -3342,10 +3375,10 @@ functions used in document abstraction
       );
     }
     object_number_poem["start"]   = obj_cite_digits.object_number.to!string;
-    obj_type_status["blocks"]     = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.poem;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
     obj_type_status["verse_new"]  = eN.bi.on;
-    obj_type_status["poem"]       = eN.tri.on;
-    obj_type_status["curly_poem"] = eN.tri.on;
 #+END_SRC
 
 ******* group
@@ -3363,9 +3396,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]      = eN.tri.on;
-    obj_type_status["group"]       = eN.tri.on;
-    obj_type_status["curly_group"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.group;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
 #+END_SRC
 
 ******* block
@@ -3383,9 +3416,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]      = eN.tri.on;
-    obj_type_status["block"]       = eN.tri.on;
-    obj_type_status["curly_block"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.block;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
 #+END_SRC
 
 ******* quote
@@ -3403,9 +3436,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]      = eN.tri.on;
-    obj_type_status["quote"]       = eN.tri.on;
-    obj_type_status["curly_quote"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.quote;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
 #+END_SRC
 
 ******* table
@@ -3420,11 +3453,11 @@ functions used in document abstraction
       );
     }
     dochas["table"] ++;
-    an_object["table_head"]        = m["attrib"].to!string;
-    an_object["block_type"]        = "curly";
-    obj_type_status["blocks"]      = eN.tri.on;
-    obj_type_status["table"]       = eN.tri.on;
-    obj_type_status["curly_table"] = eN.tri.on;
+    an_object["table_head"]       = m["attrib"].to!string;
+    an_object["block_type"]       = "curly";
+    pith["block_is"]       = eN.blk_is.table;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly;
 #+END_SRC
 
 ******* table special
@@ -3433,11 +3466,11 @@ functions used in document abstraction
 #+BEGIN_SRC d
   } else if (auto m = line.matchFirst(rgx.block_curly_table_special_markup)) { /+ table: special table block markup syntax! +/
     dochas["table"]++;
-    an_object["table_head"]                       = m["attrib"].to!string;
-    an_object["block_type"]                       = "special";
-    obj_type_status["blocks"]                     = eN.tri.on;
-    obj_type_status["table"]                      = eN.tri.on;
-    obj_type_status["curly_table_special_markup"] = eN.tri.on;
+    an_object["table_head"]       = m["attrib"].to!string;
+    an_object["block_type"]       = "special";
+    pith["block_is"]       = eN.blk_is.table;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.curly_special;
 #+END_SRC
 
 ****** block (various) tic open                                    :tic:
@@ -3456,9 +3489,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]   = eN.tri.on;
-    obj_type_status["code"]     = eN.tri.on;
-    obj_type_status["tic_code"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.code;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
 #+END_SRC
 
 ******* poem
@@ -3476,11 +3509,11 @@ functions used in document abstraction
         line
       );
     }
-    object_number_poem["start"]  = obj_cite_digits.object_number.to!string;
-    obj_type_status["blocks"]    = eN.tri.on;
-    obj_type_status["verse_new"] = eN.bi.on;
-    obj_type_status["poem"]      = eN.tri.on;
-    obj_type_status["tic_poem"]  = eN.tri.on;
+    object_number_poem["start"]   = obj_cite_digits.object_number.to!string;
+    pith["block_is"]       = eN.blk_is.poem;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
+    obj_type_status["verse_new"]  = eN.bi.on;
 #+END_SRC
 
 ******* group
@@ -3498,9 +3531,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]    = eN.tri.on;
-    obj_type_status["group"]     = eN.tri.on;
-    obj_type_status["tic_group"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.group;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
 #+END_SRC
 
 ******* block
@@ -3518,9 +3551,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]    = eN.tri.on;
-    obj_type_status["block"]     = eN.tri.on;
-    obj_type_status["tic_block"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.block;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
 #+END_SRC
 
 ******* quote
@@ -3538,9 +3571,9 @@ functions used in document abstraction
         line
       );
     }
-    obj_type_status["blocks"]    = eN.tri.on;
-    obj_type_status["quote"]     = eN.tri.on;
-    obj_type_status["tic_quote"] = eN.tri.on;
+    pith["block_is"]       = eN.blk_is.quote;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
 #+END_SRC
 
 ******* table
@@ -3555,11 +3588,11 @@ functions used in document abstraction
       );
     }
     dochas["table"] ++;
-    an_object["table_head"]      = m["attrib"].to!string;
-    an_object["block_type"]      = "tic";
-    obj_type_status["blocks"]    = eN.tri.on;
-    obj_type_status["table"]     = eN.tri.on;
-    obj_type_status["tic_table"] = eN.tri.on;
+    an_object["table_head"]       = m["attrib"].to!string;
+    an_object["block_type"]       = "tic";
+    pith["block_is"]       = eN.blk_is.table;
+    pith["block_state"]    = eN.blk_state.on;
+    pith["block_delim"]    = eN.blk_delim.tic;
   }
 #+END_SRC
 
@@ -3578,42 +3611,44 @@ functions used in document abstraction
 @safe void flow_txt_block_code()(
              char[]          line,
   return ref string[string]  an_object,
-  return ref int[string]     obj_type_status
+  return ref int[string]     pith,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_code"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_curly_code_close)) {
-      debug(codecurly) {                                    // code (curly) close
-        writeln(line);
-      }
-      an_object[an_object_key] = an_object[an_object_key]
-        .replaceFirst(rgx.newline_eol_delimiter_only, "")
-        .stripRight;
-      obj_type_status["blocks"]     = eN.tri.closing;
-      obj_type_status["code"]       = eN.tri.closing;
-      obj_type_status["curly_code"] = eN.tri.off;
-    } else {
-      debug(codecurly) {                                    // code (curly) line
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";        // code (curly) line
-    }
-  } else if (obj_type_status["tic_code"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_tic_close)) {
-      debug(codetic) {                                    // code (tic) close
-        writeln(line);
+  if ( pith["block_is"] == eN.blk_is.code) {
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_code_close)) {
+        debug(codecurly) {
+          writeln(line);
+        }
+        an_object[an_object_key] = an_object[an_object_key]
+          .replaceFirst(rgx.newline_eol_delimiter_only, "")
+          .stripRight;
+        pith["block_is"]    = eN.blk_is.code;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(codecurly) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] = an_object[an_object_key]
-        .replaceFirst(rgx.newline_eol_delimiter_only, "")
-        .stripRight;
-      obj_type_status["blocks"]   = eN.tri.closing;
-      obj_type_status["code"]     = eN.tri.closing;
-      obj_type_status["tic_code"] = eN.tri.off;
-    } else {
-      debug(codetic) {                                    // code (tic) line
-        writeln(line);
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (line.matchFirst(rgx.block_tic_close)) {
+        debug(codetic) {
+          writeln(line);
+        }
+        an_object[an_object_key] = an_object[an_object_key]
+          .replaceFirst(rgx.newline_eol_delimiter_only, "")
+          .stripRight;
+        pith["block_is"]    = eN.blk_is.code;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(codetic) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] ~= line ~= "\n";        // code (tic) line
     }
   }
 }
@@ -3678,11 +3713,10 @@ final string biblio_tag_map_()(string abr) {
 #+BEGIN_SRC d
 @system void flow_txt_block_biblio(
   char[]                 line,
-  return ref int[string] obj_type_status,
+  return ref int[string] pith,
   return ref int         bib_entry,
   return ref string      biblio_entry_str_json,
   return ref string[]    biblio_arr_json,
-  return ref int[string] pith,
 ) {
   mixin spineBiblio;
   auto jsn = BibJsnStr();
@@ -3806,38 +3840,40 @@ final string biblio_tag_map_()(string abr) {
 @safe string[string] flow_txt_block_quote()(
              char[]          line,
              string[string]  an_object,
-  return ref int[string]     obj_type_status
+  return ref int[string]     pith,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_quote"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_curly_quote_close)) {
-      debug(quote) {                              // quote (curly) close
-        writeln(line);
-      }
-      an_object[an_object_key]       = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]      = eN.tri.closing;
-      obj_type_status["quote"]       = eN.tri.closing;
-      obj_type_status["curly_quote"] = eN.tri.off;
-    } else {
-      debug(quote) {
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";   // build quote array (or string)
-    }
-  } else if (obj_type_status["tic_quote"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_tic_close)) {
-      debug(quote) {                              // quote (tic) close
-        writeln(line);
+  if (pith["block_is"] == eN.blk_is.quote){
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_quote_close)) {
+        debug(quote) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.quote;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(quote) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key]     = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]    = eN.tri.closing;
-      obj_type_status["quote"]     = eN.tri.closing;
-      obj_type_status["tic_quote"] = eN.tri.off;
-    } else {
-      debug(quote) {
-        writeln(line);
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (line.matchFirst(rgx.block_tic_close)) {
+        debug(quote) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.quote;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(quote) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] ~= line ~= "\n";   // build quote array (or string)
     }
   }
   return an_object;
@@ -3854,38 +3890,40 @@ final string biblio_tag_map_()(string abr) {
 @safe string[string] flow_txt_block_group()(
              char[]          line,
              string[string]  an_object,
-  return ref int[string]     obj_type_status
+  return ref int[string]     pith,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_group"] == eN.bi.on) {
-    if (line.matchFirst(rgx.block_curly_group_close)) {
-      debug(group) {
-        writeln(line);
-      }
-      an_object[an_object_key]       = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]      = eN.tri.closing;
-      obj_type_status["group"]       = eN.tri.closing;
-      obj_type_status["curly_group"] = eN.tri.off;
-    } else {
-      debug(group) {
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";   // build group array (or string)
-    }
-  } else if (obj_type_status["tic_group"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_tic_close)) {
-      debug(group) {
-        writeln(line);
+  if (pith["block_is"] == eN.blk_is.group) {
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_group_close)) {
+        debug(group) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.group;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(group) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key]     = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]    = eN.tri.closing;
-      obj_type_status["group"]     = eN.tri.closing;
-      obj_type_status["tic_group"] = eN.tri.off;
-    } else {
-      debug(group) {
-        writeln(line);
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (line.matchFirst(rgx.block_tic_close)) {
+        debug(group) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.group;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(group) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] ~= line ~= "\n";   // build group array (or string)
     }
   }
   return an_object;
@@ -3903,38 +3941,40 @@ final string biblio_tag_map_()(string abr) {
 @safe string[string] flow_txt_block_block()(
              char[]          line,
              string[string]  an_object,
-  return ref int[string]     obj_type_status
+  return ref int[string]     pith,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_block"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_curly_block_close)) {
-      debug(block) {                             // block (curly) close
-        writeln(line);
-      }
-      an_object[an_object_key]       = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]      = eN.tri.closing;
-      obj_type_status["block"]       = eN.tri.closing;
-      obj_type_status["curly_block"] = eN.tri.off;
-    } else {
-      debug(block) {
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";   // build block array (or string)
-    }
-  } else if (obj_type_status["tic_block"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_tic_close)) {
-      debug(block) {
-        writeln(line);
+  if (pith["block_is"] == eN.blk_is.block) {
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_block_close)) {
+        debug(block) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.block;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(block) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key]     = an_object[an_object_key].stripRight;
-      obj_type_status["blocks"]    = eN.tri.closing;
-      obj_type_status["block"]     = eN.tri.closing;
-      obj_type_status["tic_block"] = eN.tri.off;
-    } else {
-      debug(block) {
-        writeln(line);
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (line.matchFirst(rgx.block_tic_close)) {
+        debug(block) {
+          writeln(line);
+        }
+        an_object[an_object_key]   = an_object[an_object_key].stripRight;
+        pith["block_is"]    = eN.blk_is.block;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(block) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] ~= line ~= "\n";   // build block array (or string)
     }
   }
   return an_object;
@@ -3958,36 +3998,209 @@ why extra object stuff only in poem/verse?
              string[string]  tag_in_seg,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_poem"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_curly_poem_close)) {
-      if (an_object_key in an_object
-      || processing.length > 0) {
-        an_object[an_object_key]                    = "";
-        debug(poem) {
-          writefln(
-            "* [poem curly] %s",
-            line
-          );
+  if (pith["block_is"] == eN.blk_is.poem) {
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_poem_close)) {
+        if (an_object_key in an_object
+        || processing.length > 0) {
+          an_object[an_object_key]                    = "";
+          debug(poem) {
+            writefln(
+              "* [poem curly] %s",
+              line
+            );
+          }
+          if (processing.length > 0) {
+            an_object[an_object_key] = processing["verse"];
+          }
+          debug(poem) {
+            writeln(__LINE__);
+            writefln(
+              "* %s %s",
+              obj_cite_digits.object_number,
+              line
+            );
+          }
+          if (an_object.length > 0) {
+            debug(poem) {
+              writeln(
+                obj_cite_digits.object_number,
+                an_object[an_object_key]
+              );
+            }
+            an_object["is"]                           = "verse";
+            TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+              = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+            an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+            anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+            comp_obj_block                                 = comp_obj_block.init;
+            comp_obj_block.metainfo.is_of_part             = "body";
+            comp_obj_block.metainfo.is_of_section          = "body";
+            comp_obj_block.metainfo.is_of_type             = "block";
+            comp_obj_block.metainfo.is_a                   = "verse";
+            comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+            comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+            comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+            comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+            comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+            comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+            comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+            comp_obj_block.text                            = an_object["substantive"];
+            comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+            comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+            comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+            the_document_body_section                      ~= comp_obj_block;
+            tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+          }
+          object_reset(an_object);
+          processing.remove("verse");
+          ++cntr;
         }
-        if (processing.length > 0) {
+        object_number_poem["end"]  = obj_cite_digits.object_number.to!string;
+        pith["block_is"]    = eN.blk_is.poem;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        processing["verse"] ~= line ~= "\n";
+        if (obj_type_status["verse_new"] == eN.bi.on) {
+          obj_cite_digits = ocn_emit(pith["ocn"]);
+          obj_type_status["verse_new"] = eN.bi.off;
+        } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
+          processing["verse"] = processing["verse"].stripRight;
+          verse_line = eN.tri.off;
+          obj_type_status["verse_new"] = eN.bi.on;
+        }
+        if (obj_type_status["verse_new"] == eN.bi.on) {
+          verse_line=1;
           an_object[an_object_key] = processing["verse"];
+          debug(poem) {
+            writefln(
+              "* %s curly\n%s",
+              obj_cite_digits.object_number,
+              an_object[an_object_key]
+            );
+          }
+          processing.remove("verse");
+          an_object["is"]                           = "verse";
+          auto comp_obj_location = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+          TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+            = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+          an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+          anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+          comp_obj_block                                 = comp_obj_block.init;
+          comp_obj_block.metainfo.is_of_part             = "body";
+          comp_obj_block.metainfo.is_of_section          = "body";
+          comp_obj_block.metainfo.is_of_type             = "block";
+          comp_obj_block.metainfo.is_a                   = "verse";
+          comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+          comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+          comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+          comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+          comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+          comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+          comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+          comp_obj_block.text                            = an_object["substantive"];
+          comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+          comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+          comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+          the_document_body_section                      ~= comp_obj_block;
+          tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+          object_reset(an_object);
+          processing.remove("verse");
+          ++cntr;
         }
+      }
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (auto m = line.matchFirst(rgx.block_tic_close)) {
+        an_object[an_object_key]="verse";
         debug(poem) {
-          writeln(__LINE__);
           writefln(
-            "* %s %s",
-            obj_cite_digits.object_number,
+            "* [poem tic] %s",
             line
           );
         }
+        if (processing.length > 0) {
+          an_object[an_object_key] = processing["verse"];
+        }
         if (an_object.length > 0) {
-          debug(poem) {                             // poem (curly) close
-            writeln(
+          debug(poem) {
+            writeln(__LINE__);
+            writeln(obj_cite_digits.object_number, line);
+          }
+          processing.remove("verse");
+          an_object["is"]                                = "verse";
+          TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+            = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+          an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+          anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+          comp_obj_block                                 = comp_obj_block.init;
+          comp_obj_block.metainfo.is_of_part             = "body";
+          comp_obj_block.metainfo.is_of_section          = "body";
+          comp_obj_block.metainfo.is_of_type             = "block";
+          comp_obj_block.metainfo.is_a                   = "verse";
+          comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+          comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+          comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+          comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+          comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+          comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+          comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+          comp_obj_block.text                            = an_object["substantive"];
+          comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+          comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+          comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+          the_document_body_section                      ~= comp_obj_block;
+          tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+          object_number_poem["end"]                      = obj_cite_digits.object_number.to!string;
+          object_reset(an_object);
+          processing.remove("verse");
+          ++cntr;
+        }
+        pith["block_is"]    = eN.blk_is.poem;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        processing["verse"] ~= line ~= "\n";
+        if (obj_type_status["verse_new"] == eN.bi.on) {
+          obj_cite_digits = ocn_emit(pith["ocn"]);
+          obj_type_status["verse_new"] = eN.bi.off;
+        } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
+          processing["verse"] = processing["verse"].stripRight;
+          obj_type_status["verse_new"] = eN.bi.on;
+          verse_line = eN.tri.off;
+        }
+        if (obj_type_status["verse_new"] == eN.bi.on) {
+          verse_line=1;
+          an_object[an_object_key] = processing["verse"];
+          debug(poem) {
+            writefln(
+              "* %s tic\n%s",
               obj_cite_digits.object_number,
               an_object[an_object_key]
             );
           }
+          processing.remove("verse");
           an_object["is"]                           = "verse";
+          auto comp_obj_location
+            = node_construct.node_location_emitter(
+              content_non_header,
+              tag_in_seg,
+              lev_anchor_tag,
+              tag_assoc,
+              obj_cite_digits,
+              cntr,
+              heading_ptr-1,
+              an_object["is"]
+            );
           TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
             = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
           an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
@@ -4010,181 +4223,10 @@ why extra object stuff only in poem/verse?
           comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
           the_document_body_section                      ~= comp_obj_block;
           tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+          object_reset(an_object);
+          processing.remove("verse");
+          ++cntr;
         }
-        object_reset(an_object);
-        processing.remove("verse");
-        ++cntr;
-      }
-      object_number_poem["end"]     = obj_cite_digits.object_number.to!string;
-      obj_type_status["blocks"]     = eN.tri.closing;
-      obj_type_status["poem"]       = eN.tri.closing;
-      obj_type_status["curly_poem"] = eN.tri.off;
-    } else {
-      processing["verse"] ~= line ~= "\n";
-      if (obj_type_status["verse_new"] == eN.bi.on) {
-        obj_cite_digits = ocn_emit(pith["ocn"]);
-        obj_type_status["verse_new"] = eN.bi.off;
-      } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
-        processing["verse"] = processing["verse"].stripRight;
-        verse_line = eN.tri.off;
-        obj_type_status["verse_new"] = eN.bi.on;
-      }
-      if (obj_type_status["verse_new"] == eN.bi.on) {
-        verse_line=1;
-        an_object[an_object_key] = processing["verse"];
-        debug(poem) {                          // poem verse
-          writefln(
-            "* %s curly\n%s",
-            obj_cite_digits.object_number,
-            an_object[an_object_key]
-          );
-        }
-        processing.remove("verse");
-        an_object["is"]                           = "verse";
-        auto comp_obj_location = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-        comp_obj_block                                 = comp_obj_block.init;
-        comp_obj_block.metainfo.is_of_part             = "body";
-        comp_obj_block.metainfo.is_of_section          = "body";
-        comp_obj_block.metainfo.is_of_type             = "block";
-        comp_obj_block.metainfo.is_a                   = "verse";
-        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-        comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-        comp_obj_block.text                            = an_object["substantive"];
-        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-        the_document_body_section                      ~= comp_obj_block;
-        tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-        object_reset(an_object);
-        processing.remove("verse");
-        ++cntr;
-      }
-    }
-  } else if (obj_type_status["tic_poem"] == eN.tri.on) {
-    if (auto m = line.matchFirst(rgx.block_tic_close)) { // tic_poem_close
-      an_object[an_object_key]="verse";
-      debug(poem) {
-        writefln(
-          "* [poem tic] %s",
-          line
-        );
-      }
-      if (processing.length > 0) {
-        an_object[an_object_key] = processing["verse"];
-      }
-      if (an_object.length > 0) {
-        debug(poem) {                                     // poem (tic) close
-          writeln(__LINE__);
-          writeln(obj_cite_digits.object_number, line);
-        }
-        processing.remove("verse");
-        an_object["is"]                                = "verse";
-        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-        comp_obj_block                                 = comp_obj_block.init;
-        comp_obj_block.metainfo.is_of_part             = "body";
-        comp_obj_block.metainfo.is_of_section          = "body";
-        comp_obj_block.metainfo.is_of_type             = "block";
-        comp_obj_block.metainfo.is_a                   = "verse";
-        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-        comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-        comp_obj_block.text                            = an_object["substantive"];
-        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-        the_document_body_section                      ~= comp_obj_block;
-        tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-        object_number_poem["end"]                      = obj_cite_digits.object_number.to!string;
-        object_reset(an_object);
-        processing.remove("verse");
-        ++cntr;
-      }
-      obj_type_status["blocks"]   = eN.tri.closing;
-      obj_type_status["poem"]     = eN.tri.closing;
-      obj_type_status["tic_poem"] = eN.tri.off;
-    } else {
-      processing["verse"] ~= line ~= "\n";
-      if (obj_type_status["verse_new"] == eN.bi.on) {
-        obj_cite_digits = ocn_emit(pith["ocn"]);
-        obj_type_status["verse_new"] = eN.bi.off;
-      } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
-        processing["verse"] = processing["verse"].stripRight;
-        obj_type_status["verse_new"] = eN.bi.on;
-        verse_line = eN.tri.off;
-      }
-      if (obj_type_status["verse_new"] == eN.bi.on) {
-        verse_line=1;
-        an_object[an_object_key] = processing["verse"];
-        debug(poem) {                            // poem (tic) close
-          writefln(
-            "* %s tic\n%s",
-            obj_cite_digits.object_number,
-            an_object[an_object_key]
-          );
-        }
-        processing.remove("verse");
-        an_object["is"]                           = "verse";
-        auto comp_obj_location
-          = node_construct.node_location_emitter(
-            content_non_header,
-            tag_in_seg,
-            lev_anchor_tag,
-            tag_assoc,
-            obj_cite_digits,
-            cntr,
-            heading_ptr-1,
-            an_object["is"]
-          );
-        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-        comp_obj_block                                 = comp_obj_block.init;
-        comp_obj_block.metainfo.is_of_part             = "body";
-        comp_obj_block.metainfo.is_of_section          = "body";
-        comp_obj_block.metainfo.is_of_type             = "block";
-        comp_obj_block.metainfo.is_a                   = "verse";
-        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-        comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-        comp_obj_block.text                            = an_object["substantive"];
-        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-        the_document_body_section                      ~= comp_obj_block;
-        tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-        object_reset(an_object);
-        processing.remove("verse");
-        ++cntr;
       }
     }
   }
@@ -4220,54 +4262,55 @@ you need:
   return ref CMM             conf_make_meta,
 ) {
   static auto rgx = RgxI();
-  if (obj_type_status["curly_table"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_curly_table_close)) {
-      debug(table) {                           // table (curly) close
-        writeln(line);
-      }
-      obj_type_status["blocks"]      = eN.tri.closing;
-      obj_type_status["table"]       = eN.tri.closing;
-      obj_type_status["curly_table"] = eN.tri.off;
-    } else {
-      debug(table) {                           // table
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
-    }
-  } else if (obj_type_status["curly_table_special_markup"] == eN.tri.on) {
-    if (line.empty) {
-      obj_type_status["blocks"]                     = eN.tri.off;
-      obj_type_status["table"]                      = eN.tri.off;
-      obj_type_status["curly_table_special_markup"] = eN.tri.off;
-      line.flow_table_closed_make_special_notation_table_(
-        an_object,
-        the_document_body_section,
-        obj_cite_digits,
-        comp_obj_heading,
-        cntr,
-        obj_type_status,
-        pith,
-        conf_make_meta,
-      );
-    } else {
-      debug(table) {
-        writeln(line);
-      }
-      an_object[an_object_key] ~= line ~= "\n";
-    }
-  } else if (obj_type_status["tic_table"] == eN.tri.on) {
-    if (line.matchFirst(rgx.block_tic_close)) {
-      debug(table) {                           // table (tic) close
-        writeln(line);
+  if (pith["block_is"] == eN.blk_is.table) {
+    if (pith["block_delim"] == eN.blk_delim.curly) {
+      if (line.matchFirst(rgx.block_curly_table_close)) {
+        debug(table) {
+          writeln(line);
+        }
+        pith["block_is"]    = eN.blk_is.table;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(table) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
+      }
+    } else if (pith["block_delim"] == eN.blk_delim.curly_special) {
+      if (line.empty) {
+        pith["block_is"]    = eN.blk_is.table;
+        pith["block_state"] = eN.blk_state.off;
+        pith["block_delim"] = eN.blk_delim.off;
+        line.flow_table_closed_make_special_notation_table_(
+          an_object,
+          the_document_body_section,
+          obj_cite_digits,
+          comp_obj_heading,
+          cntr,
+          pith,
+          conf_make_meta,
+        );
+      } else {
+        debug(table) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      obj_type_status["blocks"]    = eN.tri.closing;
-      obj_type_status["table"]     = eN.tri.closing;
-      obj_type_status["tic_table"] = eN.tri.off;
-    } else {
-      debug(table) {                           // table
-        writeln(line);
+    } else if (pith["block_delim"] == eN.blk_delim.tic) {
+      if (line.matchFirst(rgx.block_tic_close)) {
+        debug(table) {
+          writeln(line);
+        }
+        pith["block_is"]    = eN.blk_is.table;
+        pith["block_state"] = eN.blk_state.closing;
+        pith["block_delim"] = eN.blk_delim.off;
+      } else {
+        debug(table) {
+          writeln(line);
+        }
+        an_object[an_object_key] ~= line ~= "\n";
       }
-      an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
     }
   }
   return an_object;
@@ -4291,7 +4334,6 @@ process and use an_object["table_head"] (then empty it)
   return ref N                     obj_cite_digits,
   return ref ObjGenericComposite   _comp_obj_heading,
   return ref int                   cntr,
-  return ref int[string]           obj_type_status,
   return ref int[string]           pith,
   CMM                              conf_make_meta
 ) {
@@ -4343,7 +4385,6 @@ process and use an_object["table_head"] (then empty it)
   return ref N                        obj_cite_digits,
   return ref ObjGenericComposite      _comp_obj_heading,
   return ref int                      cntr,
-  return ref int[string]              obj_type_status,
   return ref int[string]              pith,
   string[string]                      object_number_poem,
   CMM                                 conf_make_meta,
@@ -4355,10 +4396,9 @@ process and use an_object["table_head"] (then empty it)
     ~ line ~ "\""
   );
   assert(
-    (obj_type_status["blocks"] == eN.tri.closing),
+    (pith["block_state"] == eN.blk_state.closing),
     "code block status: closed"
   );
-  assertions_flag_types_block_status_none_or_closed(obj_type_status);
   static auto rgx = RgxI();
 #+END_SRC
 
@@ -4366,325 +4406,333 @@ process and use an_object["table_head"] (then empty it)
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  if (obj_type_status["quote"] == eN.tri.closing) {
-    obj_cite_digits = ocn_emit(pith["ocn"]);
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"] = "quote";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-      = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-    an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-    anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-    comp_obj_block                                 = comp_obj_block.init;
-    comp_obj_block.metainfo.is_of_part             = "body";
-    comp_obj_block.metainfo.is_of_section          = "body";
-    comp_obj_block.metainfo.is_of_type             = "block";
-    comp_obj_block.metainfo.is_a                   = "quote";
-    comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-    comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-    comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-    comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-    comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
-    comp_obj_block.metainfo.lang                   = an_object["lang"];
-    comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-    comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-    comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-    comp_obj_block.text                            = an_object["substantive"];
-    comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-    comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-    comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-    the_document_body_section                      ~= comp_obj_block;
-    tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-    obj_type_status["blocks"]                      = eN.tri.off;
-    obj_type_status["quote"]                       = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
-    ++cntr;
+  if (pith["block_state"] == eN.blk_state.closing) {
+    if (pith["block_is"] == eN.blk_is.quote) {
+      obj_cite_digits = ocn_emit(pith["ocn"]);
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"] = "quote";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+      comp_obj_block                                 = comp_obj_block.init;
+      comp_obj_block.metainfo.is_of_part             = "body";
+      comp_obj_block.metainfo.is_of_section          = "body";
+      comp_obj_block.metainfo.is_of_type             = "block";
+      comp_obj_block.metainfo.is_a                   = "quote";
+      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+      comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
+      comp_obj_block.metainfo.lang                   = an_object["lang"];
+      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+      comp_obj_block.text                            = an_object["substantive"];
+      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+      the_document_body_section                      ~= comp_obj_block;
+      tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+      pith["block_is"]                        = eN.blk_is.quote;
+      pith["block_state"]                     = eN.blk_state.off;
+      pith["block_delim"]                     = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
+      ++cntr;
 #+END_SRC
 
 ****** make: group block
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  } else if (obj_type_status["group"] == eN.tri.closing) {
-    obj_cite_digits = ocn_emit(pith["ocn"]);
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"] = "group";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-      = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-    an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-    anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-    comp_obj_block                                 = comp_obj_block.init;
-    comp_obj_block.metainfo.is_of_part             = "body";
-    comp_obj_block.metainfo.is_of_section          = "body";
-    comp_obj_block.metainfo.is_of_type             = "block";
-    comp_obj_block.metainfo.is_a                   = "group";
-    comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-    comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-    comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-    comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-    comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-    comp_obj_block.metainfo.lang                   = an_object["lang"];
-    comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-    comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-    comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-    comp_obj_block.text                            = an_object["substantive"];
-    comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-    comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-    comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-    the_document_body_section                      ~= comp_obj_block;
-    tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-    obj_type_status["blocks"]                      = eN.tri.off;
-    obj_type_status["group"]                       = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
-    ++cntr;
+    } else if (pith["block_is"] == eN.blk_is.group) {
+      obj_cite_digits = ocn_emit(pith["ocn"]);
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"] = "group";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+      comp_obj_block                                 = comp_obj_block.init;
+      comp_obj_block.metainfo.is_of_part             = "body";
+      comp_obj_block.metainfo.is_of_section          = "body";
+      comp_obj_block.metainfo.is_of_type             = "block";
+      comp_obj_block.metainfo.is_a                   = "group";
+      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+      comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+      comp_obj_block.metainfo.lang                   = an_object["lang"];
+      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+      comp_obj_block.text                            = an_object["substantive"];
+      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+      the_document_body_section                      ~= comp_obj_block;
+      tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+      pith["block_is"]                        = eN.blk_is.poem;
+      pith["block_state"]                     = eN.blk_state.off;
+      pith["block_delim"]                     = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
+      ++cntr;
 #+END_SRC
 
 ****** make: block
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  } else if (obj_type_status["block"] == eN.tri.closing) {
-    obj_cite_digits = ocn_emit(pith["ocn"]);
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"] = "block";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-      = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-    an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
-    // anchor_tag                                  = substantive_obj_misc_tuple[sObj.anchor_tag];
-    comp_obj_block                                 = comp_obj_block.init;
-    comp_obj_block.metainfo.is_of_part             = "body";
-    comp_obj_block.metainfo.is_of_section          = "body";
-    comp_obj_block.metainfo.is_of_type             = "block";
-    comp_obj_block.metainfo.is_a                   = "block";
-    comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-    comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-    comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-    comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-    comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
-    comp_obj_block.metainfo.lang                   = an_object["lang"];
-    comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-    comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-    comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-    comp_obj_block.text                            = an_object["substantive"];
-    comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-    comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-    comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-    the_document_body_section                      ~= comp_obj_block;
-    obj_type_status["blocks"]                      = eN.tri.off;
-    obj_type_status["block"]                       = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
-    ++cntr;
+    } else if (pith["block_is"] == eN.blk_is.block) {
+      obj_cite_digits = ocn_emit(pith["ocn"]);
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"] = "block";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+      an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
+      // anchor_tag                                  = substantive_obj_misc_tuple[sObj.anchor_tag];
+      comp_obj_block                                 = comp_obj_block.init;
+      comp_obj_block.metainfo.is_of_part             = "body";
+      comp_obj_block.metainfo.is_of_section          = "body";
+      comp_obj_block.metainfo.is_of_type             = "block";
+      comp_obj_block.metainfo.is_a                   = "block";
+      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+      comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
+      comp_obj_block.metainfo.lang                   = an_object["lang"];
+      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+      comp_obj_block.text                            = an_object["substantive"];
+      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+      the_document_body_section                      ~= comp_obj_block;
+      pith["block_is"]                        = eN.blk_is.block;
+      pith["block_state"]                     = eN.blk_state.off;
+      pith["block_delim"]                     = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
+      ++cntr;
 #+END_SRC
 
 ****** make: poem
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  } else if (obj_type_status["poem"] == eN.tri.closing) {
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"]                           = "verse";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    comp_obj_poem_ocn                               = comp_obj_poem_ocn.init;
-    comp_obj_poem_ocn.metainfo.is_of_part           = "body";
-    comp_obj_poem_ocn.metainfo.is_of_section        = "body";
-    comp_obj_poem_ocn.metainfo.is_of_type           = "block";
-    comp_obj_poem_ocn.metainfo.is_a                 = "poem";
-    comp_obj_poem_ocn.metainfo.ocn                  = obj_cite_digits.object_number;
-    comp_obj_poem_ocn.metainfo.identifier           = obj_cite_digits.identifier;
-    comp_obj_poem_ocn.metainfo.object_number_off    = obj_cite_digits.off;
-    comp_obj_poem_ocn.metainfo.o_n_book_index       = obj_cite_digits.bkidx;
-    comp_obj_poem_ocn.metainfo.object_number_type   = obj_cite_digits.type;
-    comp_obj_poem_ocn.text                          = "";
-    the_document_body_section                       ~= comp_obj_poem_ocn;
-    obj_type_status["blocks"]                       = eN.tri.off;
-    obj_type_status["poem"]                         = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
+    } else if (pith["block_is"] == eN.blk_is.poem) {
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"]                           = "verse";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      comp_obj_poem_ocn                               = comp_obj_poem_ocn.init;
+      comp_obj_poem_ocn.metainfo.is_of_part           = "body";
+      comp_obj_poem_ocn.metainfo.is_of_section        = "body";
+      comp_obj_poem_ocn.metainfo.is_of_type           = "block";
+      comp_obj_poem_ocn.metainfo.is_a                 = "poem";
+      comp_obj_poem_ocn.metainfo.ocn                  = obj_cite_digits.object_number;
+      comp_obj_poem_ocn.metainfo.identifier           = obj_cite_digits.identifier;
+      comp_obj_poem_ocn.metainfo.object_number_off    = obj_cite_digits.off;
+      comp_obj_poem_ocn.metainfo.o_n_book_index       = obj_cite_digits.bkidx;
+      comp_obj_poem_ocn.metainfo.object_number_type   = obj_cite_digits.type;
+      comp_obj_poem_ocn.text                          = "";
+      the_document_body_section                       ~= comp_obj_poem_ocn;
+      pith["block_is"]                         = eN.blk_is.poem;
+      pith["block_state"]                      = eN.blk_state.off;
+      pith["block_delim"]                      = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
 #+END_SRC
 
 ****** make: code block
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  } else if (obj_type_status["code"] == eN.tri.closing) {
-    obj_cite_digits = ocn_emit(pith["ocn"]);
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"] = "code";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-      = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-    an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-    anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-    comp_obj_code                                 = comp_obj_code.init;
-    comp_obj_code.metainfo.is_of_part             = "body";
-    comp_obj_code.metainfo.is_of_section          = "body";
-    comp_obj_code.metainfo.is_of_type             = "block";
-    comp_obj_code.metainfo.is_a                   = "code";
-    comp_obj_code.metainfo.ocn                    = obj_cite_digits.object_number;
-    comp_obj_code.metainfo.identifier             = obj_cite_digits.identifier;
-    comp_obj_code.metainfo.object_number_off      = obj_cite_digits.off;
-    comp_obj_code.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-    comp_obj_code.metainfo.object_number_type     = obj_cite_digits.type;
-    comp_obj_code.metainfo.syntax                 = an_object["syntax"];
-    comp_obj_code.metainfo.attrib                 = an_object["attrib"];
-    comp_obj_code.code_block.linenumbers          = (an_object["attrib"].match(rgx.code_numbering)) ? true : false;
-    comp_obj_code.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-    comp_obj_code.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-    comp_obj_code.text                            = an_object["substantive"];
-    comp_obj_code.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-    comp_obj_code.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-    comp_obj_code.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-    the_document_body_section                     ~= comp_obj_code;
-    obj_type_status["blocks"]                     = eN.tri.off;
-    obj_type_status["code"]                       = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
-    ++cntr;
+    } else if (pith["block_is"] == eN.blk_is.code) {
+      obj_cite_digits = ocn_emit(pith["ocn"]);
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"] = "code";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+      comp_obj_code                                 = comp_obj_code.init;
+      comp_obj_code.metainfo.is_of_part             = "body";
+      comp_obj_code.metainfo.is_of_section          = "body";
+      comp_obj_code.metainfo.is_of_type             = "block";
+      comp_obj_code.metainfo.is_a                   = "code";
+      comp_obj_code.metainfo.ocn                    = obj_cite_digits.object_number;
+      comp_obj_code.metainfo.identifier             = obj_cite_digits.identifier;
+      comp_obj_code.metainfo.object_number_off      = obj_cite_digits.off;
+      comp_obj_code.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+      comp_obj_code.metainfo.object_number_type     = obj_cite_digits.type;
+      comp_obj_code.metainfo.syntax                 = an_object["syntax"];
+      comp_obj_code.metainfo.attrib                 = an_object["attrib"];
+      comp_obj_code.code_block.linenumbers          = (an_object["attrib"].match(rgx.code_numbering)) ? true : false;
+      comp_obj_code.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+      comp_obj_code.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+      comp_obj_code.text                            = an_object["substantive"];
+      comp_obj_code.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+      comp_obj_code.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+      comp_obj_code.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+      the_document_body_section                     ~= comp_obj_code;
+      pith["block_is"]                        = eN.blk_is.code;
+      pith["block_state"]                     = eN.blk_state.off;
+      pith["block_delim"]                     = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
+      ++cntr;
 #+END_SRC
 
 ****** make: table
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
-  } else if (obj_type_status["table"] == eN.tri.closing) {
-    comp_obj_block = comp_obj_block.init;
-    obj_cite_digits = ocn_emit(pith["ocn"]);
-    an_object["bookindex_nugget"]
-      = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-    bookindex_unordered_hashes
-      = bookindex_extract_hash.bookindex_nugget_hash(
-        an_object["bookindex_nugget"],
-        obj_cite_digits,
-        tag_in_seg
-      );
-    an_object["is"] = "table";
-    auto comp_obj_location
-      = node_construct.node_location_emitter(
-        content_non_header,
-        tag_in_seg,
-        lev_anchor_tag,
-        tag_assoc,
-        obj_cite_digits,
-        cntr,
-        heading_ptr-1,
-        an_object["is"]
-      );
-    TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-      = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-    an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
-    comp_obj_block                                 = comp_obj_block.init;
-    comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-    comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-    comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-    comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-    comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-    comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-    comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-    comp_obj_block                                 = comp_obj_block.flow_table_instructions(an_object["table_head"]);
-    comp_obj_block                                 = comp_obj_block.flow_table_substantive_munge(an_object["substantive"]);
-    the_document_body_section                      ~= comp_obj_block;
-    obj_type_status["blocks"]                      = eN.tri.off;
-    obj_type_status["table"]                       = eN.tri.off;
-    object_reset(an_object);
-    processing.remove("verse");
-    ++cntr;
-  }
+    } else if (pith["block_is"]    == eN.blk_is.table) {
+      comp_obj_block = comp_obj_block.init;
+      obj_cite_digits = ocn_emit(pith["ocn"]);
+      an_object["bookindex_nugget"]
+        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+      bookindex_unordered_hashes
+        = bookindex_extract_hash.bookindex_nugget_hash(
+          an_object["bookindex_nugget"],
+          obj_cite_digits,
+          tag_in_seg
+        );
+      an_object["is"] = "table";
+      auto comp_obj_location
+        = node_construct.node_location_emitter(
+          content_non_header,
+          tag_in_seg,
+          lev_anchor_tag,
+          tag_assoc,
+          obj_cite_digits,
+          cntr,
+          heading_ptr-1,
+          an_object["is"]
+        );
+      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+      an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
+      comp_obj_block                                 = comp_obj_block.init;
+      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+      comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+      comp_obj_block                                 = comp_obj_block.flow_table_instructions(an_object["table_head"]);
+      comp_obj_block                                 = comp_obj_block.flow_table_substantive_munge(an_object["substantive"]);
+      the_document_body_section                      ~= comp_obj_block;
+      pith["block_is"]                        = eN.blk_is.table;
+      pith["block_state"]                     = eN.blk_state.off;
+      pith["block_delim"]                     = eN.blk_delim.off;
+      object_reset(an_object);
+      processing.remove("verse");
+      ++cntr;
+    }
 #+END_SRC
 
 ***** }
 
 #+NAME: abs_functions_block_line_status_empty
 #+BEGIN_SRC d
+  }
   return an_object;
 }
 #+END_SRC
@@ -4697,7 +4745,6 @@ process and use an_object["table_head"] (then empty it)
              char[]          line,
              string[string]  an_object,
   return ref string          book_idx_tmp,
-  return ref int[string]     obj_type_status,
   return ref int[string]     pith,
              B               opt_action,
 ) {
@@ -4756,7 +4803,8 @@ process and use an_object["table_head"] (then empty it)
              string[string]        heading_match_str,
              string[]              _make_unmarked_headings,
   return ref Regex!(char)[string]  heading_match_rgx,
-  return ref int[string]           obj_type_status
+  return ref int[string]           obj_type_status,
+  return ref int[string]           pith,
 ) {
   static auto rgx = RgxI();
   if ((_make_unmarked_headings.length > 2)
@@ -4842,7 +4890,8 @@ process and use an_object["table_head"] (then empty it)
              char[]                line,
              int[string]           line_occur,
   return ref Regex!(char)[string]  heading_match_rgx,
-  return ref int[string]           obj_type_status
+  return ref int[string]           obj_type_status,
+  return ref int[string]           pith,
 ) {
   if ((obj_type_status["make_headings"] == eN.bi.on)
   && ((line_occur["para"] == eN.bi.off)
@@ -4908,8 +4957,8 @@ process and use an_object["table_head"] (then empty it)
   return ref int[string]     lv,
   return ref int[string]     collapsed_lev,
   return ref int[string]     obj_type_status,
-  return ref CMM             conf_make_meta,
   return ref int[string]     pith,
+  return ref CMM             conf_make_meta,
 ) {
   static auto rgx = RgxI();
   if (auto m = line.match(rgx.headings)) {                                      /+ heading match +/
@@ -5065,6 +5114,7 @@ process and use an_object["table_head"] (then empty it)
   return ref int[string]     indent,
   return ref bool            bullet,
   return ref int[string]     obj_type_status,
+  return ref int[string]     pith,
   return ref int[string]     line_occur,
 ) {
   static auto rgx = RgxI();
@@ -7628,34 +7678,6 @@ struct NodeStructureMetadata {
 }
 #+END_SRC
 
-**** assertions on blocks                                         :blocks:
-
-#+NAME: abs_functions_assertions
-#+BEGIN_SRC d
-@safe pure void assertions_flag_types_block_status_none_or_closed()(int[string] obj_type_status) {
-  assert(
-    (obj_type_status["code"] == eN.tri.off)
-    || (obj_type_status["code"] == eN.tri.closing),
-    "code block status: off or closing");
-  assert(
-    (obj_type_status["poem"] == eN.tri.off)
-    || (obj_type_status["poem"] == eN.tri.closing),
-    "poem status: off or closing");
-  assert(
-    (obj_type_status["table"] == eN.tri.off)
-    || (obj_type_status["table"] == eN.tri.closing),
-    "table status: off or closing");
-  assert(
-    (obj_type_status["group"] == eN.tri.off)
-    || (obj_type_status["group"] == eN.tri.closing),
-    "group block status: off or closing");
-  assert(
-    (obj_type_status["block"] == eN.tri.off)
-    || (obj_type_status["block"] == eN.tri.closing),
-    "block status: off or closing");
-}
-#+END_SRC
-
 *** doc sect keys seq
 
 #+NAME: template_doc_sect_keys_seq
diff --git a/src/doc_reform/meta/metadoc_from_src.d b/src/doc_reform/meta/metadoc_from_src.d
index 8d07d48..b354764 100644
--- a/src/doc_reform/meta/metadoc_from_src.d
+++ b/src/doc_reform/meta/metadoc_from_src.d
@@ -49,6 +49,29 @@ template docAbstraction() {
         book_index,
         blurb,
       }
+      enum blk_is {
+        off,
+        para,
+        heading,
+        code,
+        poem,
+        block,
+        group,
+        table,
+        quote,
+      }
+      enum blk_state {
+        off,
+        on,
+        closing,
+      }
+      enum blk_delim {
+        off,
+        curly,
+        tic,
+        curly_special,
+        tic_special,
+      }
     }
     return _e();
   }
@@ -409,7 +432,9 @@ template docAbstraction() {
     int[string] pith = [
       "ocn"                       : 1,
       "section"                   : 0,
-      "block"                     : 0,
+      "block_is"                  : 0,
+      "block_state"               : 0,
+      "block_delim"               : 0,
       "obj"                       : 0,
       "dummy_heading_status"      : 0,
       "no_ocn_multiple_objects"   : 0,
@@ -555,9 +580,11 @@ template docAbstraction() {
       if (!line.empty) {
         pith = line._check_ocn_status_(pith);
       }
-      if (obj_type_status["code"] == eN.tri.on) {
+      if ( pith["block_is"] == eN.blk_is.code
+        && pith["block_state"] == eN.blk_state.on
+      ) {
         /+ block object: code +/
-        line.flow_txt_block_code(an_object, obj_type_status);
+        line.flow_txt_block_code(an_object, pith);
         continue;
       } else if (!matchFirst(line, rgx.skip_from_regular_parse)) {              /+ object other than "code block" object +/
                                                                                 /+ (includes regular text paragraph, headings & blocks other than code) +/
@@ -572,7 +599,7 @@ template docAbstraction() {
         ) {
           pith["section"] = eN.sect.bibliography;
           if (opt_action.backmatter && opt_action.section_biblio) {
-            line.flow_txt_block_biblio(obj_type_status, bib_entry, biblio_entry_str_json, biblio_arr_json, pith);
+            line.flow_txt_block_biblio(pith, bib_entry, biblio_entry_str_json, biblio_arr_json);
             debug(bibliobuild) {
               writeln("-  ", biblio_entry_str_json);
               writeln("-> ", biblio_arr_json.length);
@@ -655,7 +682,7 @@ template docAbstraction() {
                 tag_assoc[comp_obj_heading_.tags.segment_anchor_tag_epub]["seg_lv1_to_4"] = comp_obj_heading_.tags.segment_anchor_tag_epub;
               }
             } else {
-              an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+              an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
               comp_obj_para                               = comp_obj_para.init;
               comp_obj_para.metainfo.is_of_part           = "backmatter";
               comp_obj_para.metainfo.is_of_section        = "glossary";
@@ -801,7 +828,7 @@ template docAbstraction() {
               tag_assoc[comp_obj_heading_.tags.anchor_tag_html]["seg_lv4"]              = comp_obj_heading_.tags.in_segment_html;
               tag_assoc[comp_obj_heading_.tags.segment_anchor_tag_epub]["seg_lv1_to_4"] = comp_obj_heading_.tags.segment_anchor_tag_epub;
             } else {
-              an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+              an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
               comp_obj_para                               = comp_obj_para.init;
               comp_obj_para.metainfo.is_of_part           = "backmatter";
               comp_obj_para.metainfo.is_of_section        = "blurb";
@@ -821,50 +848,50 @@ template docAbstraction() {
             pith["ocn"] = eN.ocn.on;
           }
           continue;
-        } else if (obj_type_status["quote"] == eN.tri.on) {                          /+ within block object: quote +/
-          line = line
-            ._doc_header_and_make_substitutions_(conf_make_meta)
-            ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-          an_object = line.flow_txt_block_quote(an_object, obj_type_status);
-          continue;
-        /+ within block object: group +/
-        } else if (obj_type_status["group"] == eN.tri.on) {                          /+ within block object: group +/
-          line = line
-            ._doc_header_and_make_substitutions_(conf_make_meta)
-            ._doc_header_and_make_substitutions_fontface_(conf_make_meta)
-            .replaceAll(rgx.para_delimiter, mkup.br_paragraph ~ "$1");
-          an_object = line.flow_txt_block_group(an_object, obj_type_status);
-          continue;
-        } else if (obj_type_status["block"] == eN.tri.on) {                          /+ within block object: block +/
-          line = line
-            ._doc_header_and_make_substitutions_(conf_make_meta)
-            ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-          if (auto m = line.match(rgx.spaces_keep)) {
+        } else if (pith["block_state"] == eN.blk_state.on) {
+          if (pith["block_is"]    == eN.blk_is.quote) {
+            line = line
+              ._doc_header_and_make_substitutions_(conf_make_meta)
+              ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
+            an_object = line.flow_txt_block_quote(an_object, pith);
+            continue;
+          } else if (pith["block_is"]    == eN.blk_is.group) {
             line = line
-              .replaceAll(rgx.spaces_keep, (m.captures[1]).translate([ ' ' : mkup.nbsp ]));
+              ._doc_header_and_make_substitutions_(conf_make_meta)
+              ._doc_header_and_make_substitutions_fontface_(conf_make_meta)
+              .replaceAll(rgx.para_delimiter, mkup.br_paragraph ~ "$1");
+            an_object = line.flow_txt_block_group(an_object, pith);
+            continue;
+          } else if (pith["block_is"]    == eN.blk_is.block) {
+            line = line
+              ._doc_header_and_make_substitutions_(conf_make_meta)
+              ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
+            if (auto m = line.match(rgx.spaces_keep)) {
+              line = line
+                .replaceAll(rgx.spaces_keep, (m.captures[1]).translate([ ' ' : mkup.nbsp ]));
+            }
+            an_object = line.flow_txt_block_block(an_object, pith);
+            continue;
+          } else if (pith["block_is"]    == eN.blk_is.poem) {
+            an_object = line.flow_txt_block_poem(an_object, obj_type_status, pith, cntr, object_number_poem, conf_make_meta, tag_in_seg);
+            continue;
+          } else if (pith["block_is"]    == eN.blk_is.table) {
+            an_object = line.flow_txt_block_table(an_object, obj_type_status, pith, conf_make_meta);
+            continue;
           }
-          an_object = line.flow_txt_block_block(an_object, obj_type_status);
-          continue;
-        } else if (obj_type_status["poem"] == eN.tri.on) {                           /+ within block object: poem +/
-          an_object = line.flow_txt_block_poem(an_object, obj_type_status, pith, cntr, object_number_poem, conf_make_meta, tag_in_seg);
-          continue;
-        } else if (obj_type_status["table"] == eN.tri.on) {                          /+ within block object: table +/
-          an_object = line.flow_txt_block_table(an_object, obj_type_status, pith, conf_make_meta);
-          continue;
         } else {                                                                /+ not within a block group +/
           assert(
-            (obj_type_status["blocks"] == eN.tri.off)
-            || (obj_type_status["blocks"] == eN.tri.closing),
+            (pith["block_state"] == eN.blk_state.off)
+            || (pith["block_state"] == eN.blk_state.closing),
             "block status: none or closed"
           );
-          assertions_flag_types_block_status_none_or_closed(obj_type_status);
           if (line.matchFirst(rgx.block_open)) {
             if (line.matchFirst(rgx.block_poem_open)) {                                    /+ poem to verse exceptions! +/
               object_reset(an_object);
               processing.remove("verse");
               object_number_poem["start"] = obj_cite_digits.object_number.to!string;
             }
-            line.flow_txt_block_start(obj_type_status, dochas, object_number_poem);
+            line.flow_txt_block_start(obj_type_status, pith, dochas, object_number_poem);
             continue;
           } else if (!line.empty) {                                             /+ line not empty +/
                                                                                 /+ non blocks (headings, paragraphs) & closed blocks +/
@@ -873,11 +900,11 @@ template docAbstraction() {
               "line tested, line not empty surely:\n  \"" ~ line ~ "\""
             );
             assert(
-              (obj_type_status["blocks"] == eN.tri.off)
-              || (obj_type_status["blocks"] == eN.tri.closing),
+              (pith["block_state"] == eN.blk_state.off)
+              || (pith["block_state"] == eN.tri.closing),
               "code block status: none or closed"
             );
-            if (obj_type_status["blocks"] == eN.tri.closing) {
+            if (pith["block_state"] == eN.blk_state.closing) {
               debug(check) {
                 writeln(__LINE__);
                 writeln(line);
@@ -893,7 +920,7 @@ template docAbstraction() {
             if (line.matchFirst(rgx.book_index_item)
             || line.matchFirst(rgx.book_index_item_open)
             || pith["section"] == eN.sect.book_index)  {                            /+ book_index +/
-              an_object = line.flow_book_index_(an_object, book_idx_tmp, obj_type_status, pith, opt_action);
+              an_object = line.flow_book_index_(an_object, book_idx_tmp, pith, opt_action);
             } else {                                                                       /+ not book_index +/
               an_object_key="body_nugget";
               if (auto m = line.matchFirst(rgx.comment)) {                                 /+ matched comment +/
@@ -908,7 +935,7 @@ template docAbstraction() {
                 comp_obj_comment.metainfo.is_a          = "comment";
                 comp_obj_comment.text                   = an_object[an_object_key].strip;
                 the_document_body_section               ~= comp_obj_comment;
-                flow_common_reset_(line_occur, an_object, obj_type_status);
+                flow_common_reset_(line_occur, an_object, obj_type_status, pith);
                 processing.remove("verse");
                 ++cntr;
               } else if (((line_occur["para"] == eN.bi.off)
@@ -917,14 +944,14 @@ template docAbstraction() {
               && (obj_type_status["heading"] == eN.bi.off))) {                             /+ heading or para but neither flag nor line exists +/
                 if ((conf_make_meta.make.headings.length > 2)
                 && (obj_type_status["make_headings"] == eN.bi.off)) {                      /+ heading found +/
-                  heading_match_str = line.flow_heading_found_(heading_match_str, conf_make_meta.make.headings, heading_match_rgx, obj_type_status);
+                  heading_match_str = line.flow_heading_found_(heading_match_str, conf_make_meta.make.headings, heading_match_rgx, obj_type_status, pith);
                 }
                 if ((obj_type_status["make_headings"] == eN.bi.on)
                 && ((line_occur["para"] == eN.bi.off)
                 && (line_occur["heading"] == eN.bi.off))
                 && ((obj_type_status["para"] == eN.bi.off)
                 && (obj_type_status["heading"] == eN.bi.off))) {                           /+ heading make set +/
-                  line = line.flow_heading_make_set_(line_occur, heading_match_rgx, obj_type_status);
+                  line = line.flow_heading_make_set_(line_occur, heading_match_rgx, obj_type_status, pith);
                 }
                 /+ TODO node info: all headings identified at this point,
                    - extract node info here??
@@ -941,15 +968,15 @@ template docAbstraction() {
                     lv,
                     collapsed_lev,
                     obj_type_status,
-                    conf_make_meta,
                     pith,
+                    conf_make_meta,
                   );
                 } else if (line_occur["para"] == eN.bi.off) {                              /+ para match +/
                   an_object_key="body_nugget";
                   line = line
                     ._doc_header_and_make_substitutions_(conf_make_meta)
                     ._doc_header_and_make_substitutions_fontface_(conf_make_meta);
-                  an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
+                  an_object = line.flow_para_match_(an_object, an_object_key, indent, bullet, obj_type_status, pith, line_occur);
                 }
               } else if (line_occur["heading"] > eN.bi.off) {                              /+ heading +/
                 debug(heading) {
@@ -968,7 +995,7 @@ template docAbstraction() {
                 ++line_occur["para"];
               }
             }
-          } else if (obj_type_status["blocks"] == eN.tri.closing) {           /+ line empty, with blocks flag +/
+          } else if (pith["block_state"] == eN.tri.closing) {            /+ line empty, with blocks flag +/
             an_object = line.flow_block_flag_line_empty_(
               an_object,
               bookindex_extract_hash,
@@ -977,7 +1004,6 @@ template docAbstraction() {
               obj_cite_digits,
               comp_obj_heading,
               cntr,
-              obj_type_status,
               pith,
               object_number_poem,
               conf_make_meta,
@@ -990,7 +1016,7 @@ template docAbstraction() {
               ~ line ~ "\""
             );
             assert(
-              (obj_type_status["blocks"] == eN.bi.off),
+              (pith["block_state"] == eN.blk_state.off),
               "code block status: none"
             );
             if (_new_doc) {
@@ -1115,7 +1141,7 @@ template docAbstraction() {
               debug(objectrelated1) { // check
                 writeln(line);
               }
-              flow_common_reset_(line_occur, an_object, obj_type_status);
+              flow_common_reset_(line_occur, an_object, obj_type_status, pith);
               an_object.remove("lev");
               an_object.remove("lev_markup_number");
               processing.remove("verse");
@@ -1171,7 +1197,7 @@ template docAbstraction() {
               comp_obj_para.has.image_without_dimensions                = substantive_obj_misc_tuple[sObj.image_no_dimensions];
               the_document_body_section                                 ~= comp_obj_para;
               tag_assoc                                                 = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-              flow_common_reset_(line_occur, an_object, obj_type_status);
+              flow_common_reset_(line_occur, an_object, obj_type_status, pith);
               indent=[
                 "hang_position" : 0,
                 "base_position" : 0,
@@ -2468,6 +2494,7 @@ template docAbstraction() {
     return ref int[string]     line_occur,
     return ref string[string]  an_object,
     return ref int[string]     obj_type_status,
+    return ref int[string]     pith,
   ) {
     line_occur["heading"]      = eN.bi.off;
     line_occur["para"]         = eN.bi.off;
@@ -2572,6 +2599,7 @@ template docAbstraction() {
   @safe void flow_txt_block_start()(
                char[]         line,
     return ref int[string]    obj_type_status,
+    return ref int[string]    pith,
     return ref uint[string]   dochas,
     return ref string[string] object_number_poem
   ) {
@@ -2587,9 +2615,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]     = eN.tri.on;
-      obj_type_status["code"]       = eN.tri.on;
-      obj_type_status["curly_code"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.code;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
     } else if (auto m = line.matchFirst(rgx.block_curly_poem_open)) {
       dochas["poem"]++;
       an_object["syntax"]            = "";
@@ -2602,10 +2630,10 @@ template docAbstraction() {
         );
       }
       object_number_poem["start"]   = obj_cite_digits.object_number.to!string;
-      obj_type_status["blocks"]     = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.poem;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
       obj_type_status["verse_new"]  = eN.bi.on;
-      obj_type_status["poem"]       = eN.tri.on;
-      obj_type_status["curly_poem"] = eN.tri.on;
     } else if (auto m = line.matchFirst(rgx.block_curly_group_open)) {
       dochas["group"]++;
       an_object["syntax"]            = "";
@@ -2617,9 +2645,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]      = eN.tri.on;
-      obj_type_status["group"]       = eN.tri.on;
-      obj_type_status["curly_group"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.group;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
     } else if (auto m = line.matchFirst(rgx.block_curly_block_open)) {
       dochas["block"]++;
       an_object["syntax"]            = "";
@@ -2631,9 +2659,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]      = eN.tri.on;
-      obj_type_status["block"]       = eN.tri.on;
-      obj_type_status["curly_block"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.block;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
     } else if (auto m = line.matchFirst(rgx.block_curly_quote_open)) {
       dochas["quote"]++;
       an_object["syntax"]            = "";
@@ -2645,9 +2673,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]      = eN.tri.on;
-      obj_type_status["quote"]       = eN.tri.on;
-      obj_type_status["curly_quote"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.quote;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
     } else if (auto m = line.matchFirst(rgx.block_curly_table_open)) {           /+ curly table open +/
       debug(table) {                             // table (curly) open
         writefln(
@@ -2656,18 +2684,18 @@ template docAbstraction() {
         );
       }
       dochas["table"] ++;
-      an_object["table_head"]        = m["attrib"].to!string;
-      an_object["block_type"]        = "curly";
-      obj_type_status["blocks"]      = eN.tri.on;
-      obj_type_status["table"]       = eN.tri.on;
-      obj_type_status["curly_table"] = eN.tri.on;
+      an_object["table_head"]       = m["attrib"].to!string;
+      an_object["block_type"]       = "curly";
+      pith["block_is"]       = eN.blk_is.table;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly;
     } else if (auto m = line.matchFirst(rgx.block_curly_table_special_markup)) { /+ table: special table block markup syntax! +/
       dochas["table"]++;
-      an_object["table_head"]                       = m["attrib"].to!string;
-      an_object["block_type"]                       = "special";
-      obj_type_status["blocks"]                     = eN.tri.on;
-      obj_type_status["table"]                      = eN.tri.on;
-      obj_type_status["curly_table_special_markup"] = eN.tri.on;
+      an_object["table_head"]       = m["attrib"].to!string;
+      an_object["block_type"]       = "special";
+      pith["block_is"]       = eN.blk_is.table;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.curly_special;
     } else if (auto m = line.matchFirst(rgx.block_tic_code_open)) {
       dochas["codeblock"]++;
       an_object["lang"]              = "";
@@ -2679,9 +2707,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]   = eN.tri.on;
-      obj_type_status["code"]     = eN.tri.on;
-      obj_type_status["tic_code"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.code;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
     } else if (auto m = line.matchFirst(rgx.block_tic_poem_open)) {
       dochas["poem"]++;
       an_object["syntax"]            = "";
@@ -2693,11 +2721,11 @@ template docAbstraction() {
           line
         );
       }
-      object_number_poem["start"]  = obj_cite_digits.object_number.to!string;
-      obj_type_status["blocks"]    = eN.tri.on;
-      obj_type_status["verse_new"] = eN.bi.on;
-      obj_type_status["poem"]      = eN.tri.on;
-      obj_type_status["tic_poem"]  = eN.tri.on;
+      object_number_poem["start"]   = obj_cite_digits.object_number.to!string;
+      pith["block_is"]       = eN.blk_is.poem;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
+      obj_type_status["verse_new"]  = eN.bi.on;
     } else if (auto m = line.matchFirst(rgx.block_tic_group_open)) {
       dochas["group"]++;
       an_object["syntax"]            = "";
@@ -2709,9 +2737,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]    = eN.tri.on;
-      obj_type_status["group"]     = eN.tri.on;
-      obj_type_status["tic_group"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.group;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
     } else if (auto m = line.matchFirst(rgx.block_tic_block_open)) {
       dochas["block"]++;
       an_object["syntax"]            = "";
@@ -2723,9 +2751,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]    = eN.tri.on;
-      obj_type_status["block"]     = eN.tri.on;
-      obj_type_status["tic_block"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.block;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
     } else if (auto m = line.matchFirst(rgx.block_tic_quote_open)) {
       dochas["quote"]++;
       an_object["syntax"]            = "";
@@ -2737,9 +2765,9 @@ template docAbstraction() {
           line
         );
       }
-      obj_type_status["blocks"]    = eN.tri.on;
-      obj_type_status["quote"]     = eN.tri.on;
-      obj_type_status["tic_quote"] = eN.tri.on;
+      pith["block_is"]       = eN.blk_is.quote;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
     } else if (auto m = line.matchFirst(rgx.block_tic_table_open)) {             /+ tic table open +/
       debug(table) {                             // table (tic) open
         writefln(
@@ -2748,48 +2776,50 @@ template docAbstraction() {
         );
       }
       dochas["table"] ++;
-      an_object["table_head"]      = m["attrib"].to!string;
-      an_object["block_type"]      = "tic";
-      obj_type_status["blocks"]    = eN.tri.on;
-      obj_type_status["table"]     = eN.tri.on;
-      obj_type_status["tic_table"] = eN.tri.on;
+      an_object["table_head"]       = m["attrib"].to!string;
+      an_object["block_type"]       = "tic";
+      pith["block_is"]       = eN.blk_is.table;
+      pith["block_state"]    = eN.blk_state.on;
+      pith["block_delim"]    = eN.blk_delim.tic;
     }
   }
   @safe string[string] flow_txt_block_quote()(
                char[]          line,
                string[string]  an_object,
-    return ref int[string]     obj_type_status
+    return ref int[string]     pith,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_quote"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_curly_quote_close)) {
-        debug(quote) {                              // quote (curly) close
-          writeln(line);
-        }
-        an_object[an_object_key]       = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]      = eN.tri.closing;
-        obj_type_status["quote"]       = eN.tri.closing;
-        obj_type_status["curly_quote"] = eN.tri.off;
-      } else {
-        debug(quote) {
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";   // build quote array (or string)
-      }
-    } else if (obj_type_status["tic_quote"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_tic_close)) {
-        debug(quote) {                              // quote (tic) close
-          writeln(line);
+    if (pith["block_is"] == eN.blk_is.quote){
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_quote_close)) {
+          debug(quote) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.quote;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(quote) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key]     = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]    = eN.tri.closing;
-        obj_type_status["quote"]     = eN.tri.closing;
-        obj_type_status["tic_quote"] = eN.tri.off;
-      } else {
-        debug(quote) {
-          writeln(line);
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (line.matchFirst(rgx.block_tic_close)) {
+          debug(quote) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.quote;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(quote) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] ~= line ~= "\n";   // build quote array (or string)
       }
     }
     return an_object;
@@ -2797,38 +2827,40 @@ template docAbstraction() {
   @safe string[string] flow_txt_block_group()(
                char[]          line,
                string[string]  an_object,
-    return ref int[string]     obj_type_status
+    return ref int[string]     pith,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_group"] == eN.bi.on) {
-      if (line.matchFirst(rgx.block_curly_group_close)) {
-        debug(group) {
-          writeln(line);
-        }
-        an_object[an_object_key]       = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]      = eN.tri.closing;
-        obj_type_status["group"]       = eN.tri.closing;
-        obj_type_status["curly_group"] = eN.tri.off;
-      } else {
-        debug(group) {
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";   // build group array (or string)
-      }
-    } else if (obj_type_status["tic_group"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_tic_close)) {
-        debug(group) {
-          writeln(line);
+    if (pith["block_is"] == eN.blk_is.group) {
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_group_close)) {
+          debug(group) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.group;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(group) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key]     = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]    = eN.tri.closing;
-        obj_type_status["group"]     = eN.tri.closing;
-        obj_type_status["tic_group"] = eN.tri.off;
-      } else {
-        debug(group) {
-          writeln(line);
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (line.matchFirst(rgx.block_tic_close)) {
+          debug(group) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.group;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(group) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] ~= line ~= "\n";   // build group array (or string)
       }
     }
     return an_object;
@@ -2836,38 +2868,40 @@ template docAbstraction() {
   @safe string[string] flow_txt_block_block()(
                char[]          line,
                string[string]  an_object,
-    return ref int[string]     obj_type_status
+    return ref int[string]     pith,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_block"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_curly_block_close)) {
-        debug(block) {                             // block (curly) close
-          writeln(line);
-        }
-        an_object[an_object_key]       = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]      = eN.tri.closing;
-        obj_type_status["block"]       = eN.tri.closing;
-        obj_type_status["curly_block"] = eN.tri.off;
-      } else {
-        debug(block) {
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";   // build block array (or string)
-      }
-    } else if (obj_type_status["tic_block"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_tic_close)) {
-        debug(block) {
-          writeln(line);
+    if (pith["block_is"] == eN.blk_is.block) {
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_block_close)) {
+          debug(block) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.block;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(block) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key]     = an_object[an_object_key].stripRight;
-        obj_type_status["blocks"]    = eN.tri.closing;
-        obj_type_status["block"]     = eN.tri.closing;
-        obj_type_status["tic_block"] = eN.tri.off;
-      } else {
-        debug(block) {
-          writeln(line);
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (line.matchFirst(rgx.block_tic_close)) {
+          debug(block) {
+            writeln(line);
+          }
+          an_object[an_object_key]   = an_object[an_object_key].stripRight;
+          pith["block_is"]    = eN.blk_is.block;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(block) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] ~= line ~= "\n";   // build block array (or string)
       }
     }
     return an_object;
@@ -2883,36 +2917,209 @@ template docAbstraction() {
                string[string]  tag_in_seg,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_poem"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_curly_poem_close)) {
-        if (an_object_key in an_object
-        || processing.length > 0) {
-          an_object[an_object_key]                    = "";
-          debug(poem) {
-            writefln(
-              "* [poem curly] %s",
-              line
-            );
+    if (pith["block_is"] == eN.blk_is.poem) {
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_poem_close)) {
+          if (an_object_key in an_object
+          || processing.length > 0) {
+            an_object[an_object_key]                    = "";
+            debug(poem) {
+              writefln(
+                "* [poem curly] %s",
+                line
+              );
+            }
+            if (processing.length > 0) {
+              an_object[an_object_key] = processing["verse"];
+            }
+            debug(poem) {
+              writeln(__LINE__);
+              writefln(
+                "* %s %s",
+                obj_cite_digits.object_number,
+                line
+              );
+            }
+            if (an_object.length > 0) {
+              debug(poem) {
+                writeln(
+                  obj_cite_digits.object_number,
+                  an_object[an_object_key]
+                );
+              }
+              an_object["is"]                           = "verse";
+              TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+                = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+              an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+              anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+              comp_obj_block                                 = comp_obj_block.init;
+              comp_obj_block.metainfo.is_of_part             = "body";
+              comp_obj_block.metainfo.is_of_section          = "body";
+              comp_obj_block.metainfo.is_of_type             = "block";
+              comp_obj_block.metainfo.is_a                   = "verse";
+              comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+              comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+              comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+              comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+              comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+              comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+              comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+              comp_obj_block.text                            = an_object["substantive"];
+              comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+              comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+              comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+              the_document_body_section                      ~= comp_obj_block;
+              tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+            }
+            object_reset(an_object);
+            processing.remove("verse");
+            ++cntr;
           }
-          if (processing.length > 0) {
+          object_number_poem["end"]  = obj_cite_digits.object_number.to!string;
+          pith["block_is"]    = eN.blk_is.poem;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          processing["verse"] ~= line ~= "\n";
+          if (obj_type_status["verse_new"] == eN.bi.on) {
+            obj_cite_digits = ocn_emit(pith["ocn"]);
+            obj_type_status["verse_new"] = eN.bi.off;
+          } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
+            processing["verse"] = processing["verse"].stripRight;
+            verse_line = eN.tri.off;
+            obj_type_status["verse_new"] = eN.bi.on;
+          }
+          if (obj_type_status["verse_new"] == eN.bi.on) {
+            verse_line=1;
             an_object[an_object_key] = processing["verse"];
+            debug(poem) {
+              writefln(
+                "* %s curly\n%s",
+                obj_cite_digits.object_number,
+                an_object[an_object_key]
+              );
+            }
+            processing.remove("verse");
+            an_object["is"]                           = "verse";
+            auto comp_obj_location = node_construct.node_location_emitter(
+              content_non_header,
+              tag_in_seg,
+              lev_anchor_tag,
+              tag_assoc,
+              obj_cite_digits,
+              cntr,
+              heading_ptr-1,
+              an_object["is"]
+            );
+            TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+              = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+            an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+            anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+            comp_obj_block                                 = comp_obj_block.init;
+            comp_obj_block.metainfo.is_of_part             = "body";
+            comp_obj_block.metainfo.is_of_section          = "body";
+            comp_obj_block.metainfo.is_of_type             = "block";
+            comp_obj_block.metainfo.is_a                   = "verse";
+            comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+            comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+            comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+            comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+            comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+            comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+            comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+            comp_obj_block.text                            = an_object["substantive"];
+            comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+            comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+            comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+            the_document_body_section                      ~= comp_obj_block;
+            tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+            object_reset(an_object);
+            processing.remove("verse");
+            ++cntr;
           }
+        }
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (auto m = line.matchFirst(rgx.block_tic_close)) {
+          an_object[an_object_key]="verse";
           debug(poem) {
-            writeln(__LINE__);
             writefln(
-              "* %s %s",
-              obj_cite_digits.object_number,
+              "* [poem tic] %s",
               line
             );
           }
+          if (processing.length > 0) {
+            an_object[an_object_key] = processing["verse"];
+          }
           if (an_object.length > 0) {
-            debug(poem) {                             // poem (curly) close
-              writeln(
+            debug(poem) {
+              writeln(__LINE__);
+              writeln(obj_cite_digits.object_number, line);
+            }
+            processing.remove("verse");
+            an_object["is"]                                = "verse";
+            TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+              = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+            an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+            anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+            comp_obj_block                                 = comp_obj_block.init;
+            comp_obj_block.metainfo.is_of_part             = "body";
+            comp_obj_block.metainfo.is_of_section          = "body";
+            comp_obj_block.metainfo.is_of_type             = "block";
+            comp_obj_block.metainfo.is_a                   = "verse";
+            comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+            comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+            comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+            comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+            comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+            comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+            comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+            comp_obj_block.text                            = an_object["substantive"];
+            comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+            comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+            comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+            the_document_body_section                      ~= comp_obj_block;
+            tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+            object_number_poem["end"]                      = obj_cite_digits.object_number.to!string;
+            object_reset(an_object);
+            processing.remove("verse");
+            ++cntr;
+          }
+          pith["block_is"]    = eN.blk_is.poem;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          processing["verse"] ~= line ~= "\n";
+          if (obj_type_status["verse_new"] == eN.bi.on) {
+            obj_cite_digits = ocn_emit(pith["ocn"]);
+            obj_type_status["verse_new"] = eN.bi.off;
+          } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
+            processing["verse"] = processing["verse"].stripRight;
+            obj_type_status["verse_new"] = eN.bi.on;
+            verse_line = eN.tri.off;
+          }
+          if (obj_type_status["verse_new"] == eN.bi.on) {
+            verse_line=1;
+            an_object[an_object_key] = processing["verse"];
+            debug(poem) {
+              writefln(
+                "* %s tic\n%s",
                 obj_cite_digits.object_number,
                 an_object[an_object_key]
               );
             }
+            processing.remove("verse");
             an_object["is"]                           = "verse";
+            auto comp_obj_location
+              = node_construct.node_location_emitter(
+                content_non_header,
+                tag_in_seg,
+                lev_anchor_tag,
+                tag_assoc,
+                obj_cite_digits,
+                cntr,
+                heading_ptr-1,
+                an_object["is"]
+              );
             TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
               = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
             an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
@@ -2935,181 +3142,10 @@ template docAbstraction() {
             comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
             the_document_body_section                      ~= comp_obj_block;
             tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+            object_reset(an_object);
+            processing.remove("verse");
+            ++cntr;
           }
-          object_reset(an_object);
-          processing.remove("verse");
-          ++cntr;
-        }
-        object_number_poem["end"]     = obj_cite_digits.object_number.to!string;
-        obj_type_status["blocks"]     = eN.tri.closing;
-        obj_type_status["poem"]       = eN.tri.closing;
-        obj_type_status["curly_poem"] = eN.tri.off;
-      } else {
-        processing["verse"] ~= line ~= "\n";
-        if (obj_type_status["verse_new"] == eN.bi.on) {
-          obj_cite_digits = ocn_emit(pith["ocn"]);
-          obj_type_status["verse_new"] = eN.bi.off;
-        } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
-          processing["verse"] = processing["verse"].stripRight;
-          verse_line = eN.tri.off;
-          obj_type_status["verse_new"] = eN.bi.on;
-        }
-        if (obj_type_status["verse_new"] == eN.bi.on) {
-          verse_line=1;
-          an_object[an_object_key] = processing["verse"];
-          debug(poem) {                          // poem verse
-            writefln(
-              "* %s curly\n%s",
-              obj_cite_digits.object_number,
-              an_object[an_object_key]
-            );
-          }
-          processing.remove("verse");
-          an_object["is"]                           = "verse";
-          auto comp_obj_location = node_construct.node_location_emitter(
-            content_non_header,
-            tag_in_seg,
-            lev_anchor_tag,
-            tag_assoc,
-            obj_cite_digits,
-            cntr,
-            heading_ptr-1,
-            an_object["is"]
-          );
-          TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-            = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-          an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-          anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-          comp_obj_block                                 = comp_obj_block.init;
-          comp_obj_block.metainfo.is_of_part             = "body";
-          comp_obj_block.metainfo.is_of_section          = "body";
-          comp_obj_block.metainfo.is_of_type             = "block";
-          comp_obj_block.metainfo.is_a                   = "verse";
-          comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-          comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-          comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-          comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-          comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-          comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-          comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-          comp_obj_block.text                            = an_object["substantive"];
-          comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-          comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-          comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-          the_document_body_section                      ~= comp_obj_block;
-          tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-          object_reset(an_object);
-          processing.remove("verse");
-          ++cntr;
-        }
-      }
-    } else if (obj_type_status["tic_poem"] == eN.tri.on) {
-      if (auto m = line.matchFirst(rgx.block_tic_close)) { // tic_poem_close
-        an_object[an_object_key]="verse";
-        debug(poem) {
-          writefln(
-            "* [poem tic] %s",
-            line
-          );
-        }
-        if (processing.length > 0) {
-          an_object[an_object_key] = processing["verse"];
-        }
-        if (an_object.length > 0) {
-          debug(poem) {                                     // poem (tic) close
-            writeln(__LINE__);
-            writeln(obj_cite_digits.object_number, line);
-          }
-          processing.remove("verse");
-          an_object["is"]                                = "verse";
-          TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-            = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-          an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-          anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-          comp_obj_block                                 = comp_obj_block.init;
-          comp_obj_block.metainfo.is_of_part             = "body";
-          comp_obj_block.metainfo.is_of_section          = "body";
-          comp_obj_block.metainfo.is_of_type             = "block";
-          comp_obj_block.metainfo.is_a                   = "verse";
-          comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-          comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-          comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-          comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-          comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-          comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-          comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-          comp_obj_block.text                            = an_object["substantive"];
-          comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-          comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-          comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-          the_document_body_section                      ~= comp_obj_block;
-          tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-          object_number_poem["end"]                      = obj_cite_digits.object_number.to!string;
-          object_reset(an_object);
-          processing.remove("verse");
-          ++cntr;
-        }
-        obj_type_status["blocks"]   = eN.tri.closing;
-        obj_type_status["poem"]     = eN.tri.closing;
-        obj_type_status["tic_poem"] = eN.tri.off;
-      } else {
-        processing["verse"] ~= line ~= "\n";
-        if (obj_type_status["verse_new"] == eN.bi.on) {
-          obj_cite_digits = ocn_emit(pith["ocn"]);
-          obj_type_status["verse_new"] = eN.bi.off;
-        } else if (line.matchFirst(rgx.newline_eol_delimiter_only)) {
-          processing["verse"] = processing["verse"].stripRight;
-          obj_type_status["verse_new"] = eN.bi.on;
-          verse_line = eN.tri.off;
-        }
-        if (obj_type_status["verse_new"] == eN.bi.on) {
-          verse_line=1;
-          an_object[an_object_key] = processing["verse"];
-          debug(poem) {                            // poem (tic) close
-            writefln(
-              "* %s tic\n%s",
-              obj_cite_digits.object_number,
-              an_object[an_object_key]
-            );
-          }
-          processing.remove("verse");
-          an_object["is"]                           = "verse";
-          auto comp_obj_location
-            = node_construct.node_location_emitter(
-              content_non_header,
-              tag_in_seg,
-              lev_anchor_tag,
-              tag_assoc,
-              obj_cite_digits,
-              cntr,
-              heading_ptr-1,
-              an_object["is"]
-            );
-          TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-            = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-          an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-          anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-          comp_obj_block                                 = comp_obj_block.init;
-          comp_obj_block.metainfo.is_of_part             = "body";
-          comp_obj_block.metainfo.is_of_section          = "body";
-          comp_obj_block.metainfo.is_of_type             = "block";
-          comp_obj_block.metainfo.is_a                   = "verse";
-          comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-          comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-          comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-          comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-          comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-          comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-          comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-          comp_obj_block.text                            = an_object["substantive"];
-          comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-          comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-          comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-          the_document_body_section                      ~= comp_obj_block;
-          tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-          object_reset(an_object);
-          processing.remove("verse");
-          ++cntr;
         }
       }
     }
@@ -3118,42 +3154,44 @@ template docAbstraction() {
   @safe void flow_txt_block_code()(
                char[]          line,
     return ref string[string]  an_object,
-    return ref int[string]     obj_type_status
+    return ref int[string]     pith,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_code"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_curly_code_close)) {
-        debug(codecurly) {                                    // code (curly) close
-          writeln(line);
-        }
-        an_object[an_object_key] = an_object[an_object_key]
-          .replaceFirst(rgx.newline_eol_delimiter_only, "")
-          .stripRight;
-        obj_type_status["blocks"]     = eN.tri.closing;
-        obj_type_status["code"]       = eN.tri.closing;
-        obj_type_status["curly_code"] = eN.tri.off;
-      } else {
-        debug(codecurly) {                                    // code (curly) line
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";        // code (curly) line
-      }
-    } else if (obj_type_status["tic_code"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_tic_close)) {
-        debug(codetic) {                                    // code (tic) close
-          writeln(line);
+    if ( pith["block_is"] == eN.blk_is.code) {
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_code_close)) {
+          debug(codecurly) {
+            writeln(line);
+          }
+          an_object[an_object_key] = an_object[an_object_key]
+            .replaceFirst(rgx.newline_eol_delimiter_only, "")
+            .stripRight;
+          pith["block_is"]    = eN.blk_is.code;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(codecurly) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] = an_object[an_object_key]
-          .replaceFirst(rgx.newline_eol_delimiter_only, "")
-          .stripRight;
-        obj_type_status["blocks"]   = eN.tri.closing;
-        obj_type_status["code"]     = eN.tri.closing;
-        obj_type_status["tic_code"] = eN.tri.off;
-      } else {
-        debug(codetic) {                                    // code (tic) line
-          writeln(line);
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (line.matchFirst(rgx.block_tic_close)) {
+          debug(codetic) {
+            writeln(line);
+          }
+          an_object[an_object_key] = an_object[an_object_key]
+            .replaceFirst(rgx.newline_eol_delimiter_only, "")
+            .stripRight;
+          pith["block_is"]    = eN.blk_is.code;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(codetic) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] ~= line ~= "\n";        // code (tic) line
       }
     }
   }
@@ -3165,54 +3203,55 @@ template docAbstraction() {
     return ref CMM             conf_make_meta,
   ) {
     static auto rgx = RgxI();
-    if (obj_type_status["curly_table"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_curly_table_close)) {
-        debug(table) {                           // table (curly) close
-          writeln(line);
-        }
-        obj_type_status["blocks"]      = eN.tri.closing;
-        obj_type_status["table"]       = eN.tri.closing;
-        obj_type_status["curly_table"] = eN.tri.off;
-      } else {
-        debug(table) {                           // table
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
-      }
-    } else if (obj_type_status["curly_table_special_markup"] == eN.tri.on) {
-      if (line.empty) {
-        obj_type_status["blocks"]                     = eN.tri.off;
-        obj_type_status["table"]                      = eN.tri.off;
-        obj_type_status["curly_table_special_markup"] = eN.tri.off;
-        line.flow_table_closed_make_special_notation_table_(
-          an_object,
-          the_document_body_section,
-          obj_cite_digits,
-          comp_obj_heading,
-          cntr,
-          obj_type_status,
-          pith,
-          conf_make_meta,
-        );
-      } else {
-        debug(table) {
-          writeln(line);
-        }
-        an_object[an_object_key] ~= line ~= "\n";
-      }
-    } else if (obj_type_status["tic_table"] == eN.tri.on) {
-      if (line.matchFirst(rgx.block_tic_close)) {
-        debug(table) {                           // table (tic) close
-          writeln(line);
+    if (pith["block_is"] == eN.blk_is.table) {
+      if (pith["block_delim"] == eN.blk_delim.curly) {
+        if (line.matchFirst(rgx.block_curly_table_close)) {
+          debug(table) {
+            writeln(line);
+          }
+          pith["block_is"]    = eN.blk_is.table;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(table) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
+        }
+      } else if (pith["block_delim"] == eN.blk_delim.curly_special) {
+        if (line.empty) {
+          pith["block_is"]    = eN.blk_is.table;
+          pith["block_state"] = eN.blk_state.off;
+          pith["block_delim"] = eN.blk_delim.off;
+          line.flow_table_closed_make_special_notation_table_(
+            an_object,
+            the_document_body_section,
+            obj_cite_digits,
+            comp_obj_heading,
+            cntr,
+            pith,
+            conf_make_meta,
+          );
+        } else {
+          debug(table) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        obj_type_status["blocks"]    = eN.tri.closing;
-        obj_type_status["table"]     = eN.tri.closing;
-        obj_type_status["tic_table"] = eN.tri.off;
-      } else {
-        debug(table) {                           // table
-          writeln(line);
+      } else if (pith["block_delim"] == eN.blk_delim.tic) {
+        if (line.matchFirst(rgx.block_tic_close)) {
+          debug(table) {
+            writeln(line);
+          }
+          pith["block_is"]    = eN.blk_is.table;
+          pith["block_state"] = eN.blk_state.closing;
+          pith["block_delim"] = eN.blk_delim.off;
+        } else {
+          debug(table) {
+            writeln(line);
+          }
+          an_object[an_object_key] ~= line ~= "\n";
         }
-        an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
       }
     }
     return an_object;
@@ -3238,11 +3277,10 @@ template docAbstraction() {
   }
   @system void flow_txt_block_biblio(
     char[]                 line,
-    return ref int[string] obj_type_status,
+    return ref int[string] pith,
     return ref int         bib_entry,
     return ref string      biblio_entry_str_json,
     return ref string[]    biblio_arr_json,
-    return ref int[string] pith,
   ) {
     mixin spineBiblio;
     auto jsn = BibJsnStr();
@@ -3364,7 +3402,6 @@ template docAbstraction() {
     return ref N                     obj_cite_digits,
     return ref ObjGenericComposite   _comp_obj_heading,
     return ref int                   cntr,
-    return ref int[string]           obj_type_status,
     return ref int[string]           pith,
     CMM                              conf_make_meta
   ) {
@@ -3408,7 +3445,6 @@ template docAbstraction() {
     return ref N                        obj_cite_digits,
     return ref ObjGenericComposite      _comp_obj_heading,
     return ref int                      cntr,
-    return ref int[string]              obj_type_status,
     return ref int[string]              pith,
     string[string]                      object_number_poem,
     CMM                                 conf_make_meta,
@@ -3420,293 +3456,300 @@ template docAbstraction() {
       ~ line ~ "\""
     );
     assert(
-      (obj_type_status["blocks"] == eN.tri.closing),
+      (pith["block_state"] == eN.blk_state.closing),
       "code block status: closed"
     );
-    assertions_flag_types_block_status_none_or_closed(obj_type_status);
     static auto rgx = RgxI();
-    if (obj_type_status["quote"] == eN.tri.closing) {
-      obj_cite_digits = ocn_emit(pith["ocn"]);
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"] = "quote";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-      comp_obj_block                                 = comp_obj_block.init;
-      comp_obj_block.metainfo.is_of_part             = "body";
-      comp_obj_block.metainfo.is_of_section          = "body";
-      comp_obj_block.metainfo.is_of_type             = "block";
-      comp_obj_block.metainfo.is_a                   = "quote";
-      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-      comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
-      comp_obj_block.metainfo.lang                   = an_object["lang"];
-      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-      comp_obj_block.text                            = an_object["substantive"];
-      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-      the_document_body_section                      ~= comp_obj_block;
-      tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-      obj_type_status["blocks"]                      = eN.tri.off;
-      obj_type_status["quote"]                       = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-      ++cntr;
-    } else if (obj_type_status["group"] == eN.tri.closing) {
-      obj_cite_digits = ocn_emit(pith["ocn"]);
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"] = "group";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-      comp_obj_block                                 = comp_obj_block.init;
-      comp_obj_block.metainfo.is_of_part             = "body";
-      comp_obj_block.metainfo.is_of_section          = "body";
-      comp_obj_block.metainfo.is_of_type             = "block";
-      comp_obj_block.metainfo.is_a                   = "group";
-      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-      comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-      comp_obj_block.metainfo.lang                   = an_object["lang"];
-      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-      comp_obj_block.text                            = an_object["substantive"];
-      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-      the_document_body_section                      ~= comp_obj_block;
-      tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
-      obj_type_status["blocks"]                      = eN.tri.off;
-      obj_type_status["group"]                       = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-      ++cntr;
-    } else if (obj_type_status["block"] == eN.tri.closing) {
-      obj_cite_digits = ocn_emit(pith["ocn"]);
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"] = "block";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-      an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
-      // anchor_tag                                  = substantive_obj_misc_tuple[sObj.anchor_tag];
-      comp_obj_block                                 = comp_obj_block.init;
-      comp_obj_block.metainfo.is_of_part             = "body";
-      comp_obj_block.metainfo.is_of_section          = "body";
-      comp_obj_block.metainfo.is_of_type             = "block";
-      comp_obj_block.metainfo.is_a                   = "block";
-      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-      comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
-      comp_obj_block.metainfo.lang                   = an_object["lang"];
-      comp_obj_block.metainfo.attrib                 = an_object["attrib"];
-      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-      comp_obj_block.text                            = an_object["substantive"];
-      comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-      comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-      comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-      the_document_body_section                      ~= comp_obj_block;
-      obj_type_status["blocks"]                      = eN.tri.off;
-      obj_type_status["block"]                       = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-      ++cntr;
-    } else if (obj_type_status["poem"] == eN.tri.closing) {
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"]                           = "verse";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      comp_obj_poem_ocn                               = comp_obj_poem_ocn.init;
-      comp_obj_poem_ocn.metainfo.is_of_part           = "body";
-      comp_obj_poem_ocn.metainfo.is_of_section        = "body";
-      comp_obj_poem_ocn.metainfo.is_of_type           = "block";
-      comp_obj_poem_ocn.metainfo.is_a                 = "poem";
-      comp_obj_poem_ocn.metainfo.ocn                  = obj_cite_digits.object_number;
-      comp_obj_poem_ocn.metainfo.identifier           = obj_cite_digits.identifier;
-      comp_obj_poem_ocn.metainfo.object_number_off    = obj_cite_digits.off;
-      comp_obj_poem_ocn.metainfo.o_n_book_index       = obj_cite_digits.bkidx;
-      comp_obj_poem_ocn.metainfo.object_number_type   = obj_cite_digits.type;
-      comp_obj_poem_ocn.text                          = "";
-      the_document_body_section                       ~= comp_obj_poem_ocn;
-      obj_type_status["blocks"]                       = eN.tri.off;
-      obj_type_status["poem"]                         = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-    } else if (obj_type_status["code"] == eN.tri.closing) {
-      obj_cite_digits = ocn_emit(pith["ocn"]);
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"] = "code";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-      an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
-      anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
-      comp_obj_code                                 = comp_obj_code.init;
-      comp_obj_code.metainfo.is_of_part             = "body";
-      comp_obj_code.metainfo.is_of_section          = "body";
-      comp_obj_code.metainfo.is_of_type             = "block";
-      comp_obj_code.metainfo.is_a                   = "code";
-      comp_obj_code.metainfo.ocn                    = obj_cite_digits.object_number;
-      comp_obj_code.metainfo.identifier             = obj_cite_digits.identifier;
-      comp_obj_code.metainfo.object_number_off      = obj_cite_digits.off;
-      comp_obj_code.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-      comp_obj_code.metainfo.object_number_type     = obj_cite_digits.type;
-      comp_obj_code.metainfo.syntax                 = an_object["syntax"];
-      comp_obj_code.metainfo.attrib                 = an_object["attrib"];
-      comp_obj_code.code_block.linenumbers          = (an_object["attrib"].match(rgx.code_numbering)) ? true : false;
-      comp_obj_code.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-      comp_obj_code.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-      comp_obj_code.text                            = an_object["substantive"];
-      comp_obj_code.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
-      comp_obj_code.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
-      comp_obj_code.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
-      the_document_body_section                     ~= comp_obj_code;
-      obj_type_status["blocks"]                     = eN.tri.off;
-      obj_type_status["code"]                       = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-      ++cntr;
-    } else if (obj_type_status["table"] == eN.tri.closing) {
-      comp_obj_block = comp_obj_block.init;
-      obj_cite_digits = ocn_emit(pith["ocn"]);
-      an_object["bookindex_nugget"]
-        = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
-      bookindex_unordered_hashes
-        = bookindex_extract_hash.bookindex_nugget_hash(
-          an_object["bookindex_nugget"],
-          obj_cite_digits,
-          tag_in_seg
-        );
-      an_object["is"] = "table";
-      auto comp_obj_location
-        = node_construct.node_location_emitter(
-          content_non_header,
-          tag_in_seg,
-          lev_anchor_tag,
-          tag_assoc,
-          obj_cite_digits,
-          cntr,
-          heading_ptr-1,
-          an_object["is"]
-        );
-      TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
-        = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
-      an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
-      comp_obj_block                                 = comp_obj_block.init;
-      comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
-      comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
-      comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
-      comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
-      comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
-      comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
-      comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
-      comp_obj_block                                 = comp_obj_block.flow_table_instructions(an_object["table_head"]);
-      comp_obj_block                                 = comp_obj_block.flow_table_substantive_munge(an_object["substantive"]);
-      the_document_body_section                      ~= comp_obj_block;
-      obj_type_status["blocks"]                      = eN.tri.off;
-      obj_type_status["table"]                       = eN.tri.off;
-      object_reset(an_object);
-      processing.remove("verse");
-      ++cntr;
+    if (pith["block_state"] == eN.blk_state.closing) {
+      if (pith["block_is"] == eN.blk_is.quote) {
+        obj_cite_digits = ocn_emit(pith["ocn"]);
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"] = "quote";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+        comp_obj_block                                 = comp_obj_block.init;
+        comp_obj_block.metainfo.is_of_part             = "body";
+        comp_obj_block.metainfo.is_of_section          = "body";
+        comp_obj_block.metainfo.is_of_type             = "block";
+        comp_obj_block.metainfo.is_a                   = "quote";
+        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+        comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
+        comp_obj_block.metainfo.lang                   = an_object["lang"];
+        comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+        comp_obj_block.text                            = an_object["substantive"];
+        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+        the_document_body_section                      ~= comp_obj_block;
+        tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+        pith["block_is"]                        = eN.blk_is.quote;
+        pith["block_state"]                     = eN.blk_state.off;
+        pith["block_delim"]                     = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+        ++cntr;
+      } else if (pith["block_is"] == eN.blk_is.group) {
+        obj_cite_digits = ocn_emit(pith["ocn"]);
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"] = "group";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+        comp_obj_block                                 = comp_obj_block.init;
+        comp_obj_block.metainfo.is_of_part             = "body";
+        comp_obj_block.metainfo.is_of_section          = "body";
+        comp_obj_block.metainfo.is_of_type             = "block";
+        comp_obj_block.metainfo.is_a                   = "group";
+        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+        comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+        comp_obj_block.metainfo.lang                   = an_object["lang"];
+        comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+        comp_obj_block.text                            = an_object["substantive"];
+        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+        the_document_body_section                      ~= comp_obj_block;
+        tag_assoc                                      = an_object.inline_para_link_anchor(tag_in_seg, tag_assoc);
+        pith["block_is"]                        = eN.blk_is.poem;
+        pith["block_state"]                     = eN.blk_state.off;
+        pith["block_delim"]                     = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+        ++cntr;
+      } else if (pith["block_is"] == eN.blk_is.block) {
+        obj_cite_digits = ocn_emit(pith["ocn"]);
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"] = "block";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+        an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
+        // anchor_tag                                  = substantive_obj_misc_tuple[sObj.anchor_tag];
+        comp_obj_block                                 = comp_obj_block.init;
+        comp_obj_block.metainfo.is_of_part             = "body";
+        comp_obj_block.metainfo.is_of_section          = "body";
+        comp_obj_block.metainfo.is_of_type             = "block";
+        comp_obj_block.metainfo.is_a                   = "block";
+        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+        comp_obj_block.metainfo.object_number_type     = obj_cite_digit_type;
+        comp_obj_block.metainfo.lang                   = an_object["lang"];
+        comp_obj_block.metainfo.attrib                 = an_object["attrib"];
+        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+        comp_obj_block.text                            = an_object["substantive"];
+        comp_obj_block.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+        comp_obj_block.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+        comp_obj_block.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+        the_document_body_section                      ~= comp_obj_block;
+        pith["block_is"]                        = eN.blk_is.block;
+        pith["block_state"]                     = eN.blk_state.off;
+        pith["block_delim"]                     = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+        ++cntr;
+      } else if (pith["block_is"] == eN.blk_is.poem) {
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"]                           = "verse";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        comp_obj_poem_ocn                               = comp_obj_poem_ocn.init;
+        comp_obj_poem_ocn.metainfo.is_of_part           = "body";
+        comp_obj_poem_ocn.metainfo.is_of_section        = "body";
+        comp_obj_poem_ocn.metainfo.is_of_type           = "block";
+        comp_obj_poem_ocn.metainfo.is_a                 = "poem";
+        comp_obj_poem_ocn.metainfo.ocn                  = obj_cite_digits.object_number;
+        comp_obj_poem_ocn.metainfo.identifier           = obj_cite_digits.identifier;
+        comp_obj_poem_ocn.metainfo.object_number_off    = obj_cite_digits.off;
+        comp_obj_poem_ocn.metainfo.o_n_book_index       = obj_cite_digits.bkidx;
+        comp_obj_poem_ocn.metainfo.object_number_type   = obj_cite_digits.type;
+        comp_obj_poem_ocn.text                          = "";
+        the_document_body_section                       ~= comp_obj_poem_ocn;
+        pith["block_is"]                         = eN.blk_is.poem;
+        pith["block_state"]                      = eN.blk_state.off;
+        pith["block_delim"]                      = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+      } else if (pith["block_is"] == eN.blk_is.code) {
+        obj_cite_digits = ocn_emit(pith["ocn"]);
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"] = "code";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+        an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
+        anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+        comp_obj_code                                 = comp_obj_code.init;
+        comp_obj_code.metainfo.is_of_part             = "body";
+        comp_obj_code.metainfo.is_of_section          = "body";
+        comp_obj_code.metainfo.is_of_type             = "block";
+        comp_obj_code.metainfo.is_a                   = "code";
+        comp_obj_code.metainfo.ocn                    = obj_cite_digits.object_number;
+        comp_obj_code.metainfo.identifier             = obj_cite_digits.identifier;
+        comp_obj_code.metainfo.object_number_off      = obj_cite_digits.off;
+        comp_obj_code.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+        comp_obj_code.metainfo.object_number_type     = obj_cite_digits.type;
+        comp_obj_code.metainfo.syntax                 = an_object["syntax"];
+        comp_obj_code.metainfo.attrib                 = an_object["attrib"];
+        comp_obj_code.code_block.linenumbers          = (an_object["attrib"].match(rgx.code_numbering)) ? true : false;
+        comp_obj_code.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+        comp_obj_code.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+        comp_obj_code.text                            = an_object["substantive"];
+        comp_obj_code.has.inline_notes_reg            = substantive_obj_misc_tuple[sObj.notes_reg];
+        comp_obj_code.has.inline_notes_star           = substantive_obj_misc_tuple[sObj.notes_star];
+        comp_obj_code.has.inline_links                = substantive_obj_misc_tuple[sObj.links];
+        the_document_body_section                     ~= comp_obj_code;
+        pith["block_is"]                        = eN.blk_is.code;
+        pith["block_state"]                     = eN.blk_state.off;
+        pith["block_delim"]                     = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+        ++cntr;
+      } else if (pith["block_is"]    == eN.blk_is.table) {
+        comp_obj_block = comp_obj_block.init;
+        obj_cite_digits = ocn_emit(pith["ocn"]);
+        an_object["bookindex_nugget"]
+          = ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
+        bookindex_unordered_hashes
+          = bookindex_extract_hash.bookindex_nugget_hash(
+            an_object["bookindex_nugget"],
+            obj_cite_digits,
+            tag_in_seg
+          );
+        an_object["is"] = "table";
+        auto comp_obj_location
+          = node_construct.node_location_emitter(
+            content_non_header,
+            tag_in_seg,
+            lev_anchor_tag,
+            tag_assoc,
+            obj_cite_digits,
+            cntr,
+            heading_ptr-1,
+            an_object["is"]
+          );
+        TxtAndAnchorTagPlusHasFootnotesUrlsImages substantive_obj_misc_tuple
+          = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, No._new_doc);
+        an_object["substantive"]                       = substantive_obj_misc_tuple[sObj.content];
+        comp_obj_block                                 = comp_obj_block.init;
+        comp_obj_block.metainfo.ocn                    = obj_cite_digits.object_number;
+        comp_obj_block.metainfo.identifier             = obj_cite_digits.identifier;
+        comp_obj_block.metainfo.object_number_off      = obj_cite_digits.off;
+        comp_obj_block.tags.html_segment_anchor_tag_is = tag_in_seg["seg_lv4"];
+        comp_obj_block.tags.epub_segment_anchor_tag_is = tag_in_seg["seg_lv1_to_4"];
+        comp_obj_block.metainfo.o_n_book_index         = obj_cite_digits.bkidx;
+        comp_obj_block.metainfo.object_number_type     = obj_cite_digits.type;
+        comp_obj_block                                 = comp_obj_block.flow_table_instructions(an_object["table_head"]);
+        comp_obj_block                                 = comp_obj_block.flow_table_substantive_munge(an_object["substantive"]);
+        the_document_body_section                      ~= comp_obj_block;
+        pith["block_is"]                        = eN.blk_is.table;
+        pith["block_state"]                     = eN.blk_state.off;
+        pith["block_delim"]                     = eN.blk_delim.off;
+        object_reset(an_object);
+        processing.remove("verse");
+        ++cntr;
+      }
     }
     return an_object;
   }
@@ -3714,7 +3757,6 @@ template docAbstraction() {
                char[]          line,
                string[string]  an_object,
     return ref string          book_idx_tmp,
-    return ref int[string]     obj_type_status,
     return ref int[string]     pith,
                B               opt_action,
   ) {
@@ -3766,7 +3808,8 @@ template docAbstraction() {
                string[string]        heading_match_str,
                string[]              _make_unmarked_headings,
     return ref Regex!(char)[string]  heading_match_rgx,
-    return ref int[string]           obj_type_status
+    return ref int[string]           obj_type_status,
+    return ref int[string]           pith,
   ) {
     static auto rgx = RgxI();
     if ((_make_unmarked_headings.length > 2)
@@ -3846,7 +3889,8 @@ template docAbstraction() {
                char[]                line,
                int[string]           line_occur,
     return ref Regex!(char)[string]  heading_match_rgx,
-    return ref int[string]           obj_type_status
+    return ref int[string]           obj_type_status,
+    return ref int[string]           pith,
   ) {
     if ((obj_type_status["make_headings"] == eN.bi.on)
     && ((line_occur["para"] == eN.bi.off)
@@ -3906,8 +3950,8 @@ template docAbstraction() {
     return ref int[string]     lv,
     return ref int[string]     collapsed_lev,
     return ref int[string]     obj_type_status,
-    return ref CMM             conf_make_meta,
     return ref int[string]     pith,
+    return ref CMM             conf_make_meta,
   ) {
     static auto rgx = RgxI();
     if (auto m = line.match(rgx.headings)) {                                      /+ heading match +/
@@ -4057,6 +4101,7 @@ template docAbstraction() {
     return ref int[string]     indent,
     return ref bool            bullet,
     return ref int[string]     obj_type_status,
+    return ref int[string]     pith,
     return ref int[string]     line_occur,
   ) {
     static auto rgx = RgxI();
@@ -6186,28 +6231,6 @@ template docAbstraction() {
       break;
     }
   }
-  @safe pure void assertions_flag_types_block_status_none_or_closed()(int[string] obj_type_status) {
-    assert(
-      (obj_type_status["code"] == eN.tri.off)
-      || (obj_type_status["code"] == eN.tri.closing),
-      "code block status: off or closing");
-    assert(
-      (obj_type_status["poem"] == eN.tri.off)
-      || (obj_type_status["poem"] == eN.tri.closing),
-      "poem status: off or closing");
-    assert(
-      (obj_type_status["table"] == eN.tri.off)
-      || (obj_type_status["table"] == eN.tri.closing),
-      "table status: off or closing");
-    assert(
-      (obj_type_status["group"] == eN.tri.off)
-      || (obj_type_status["group"] == eN.tri.closing),
-      "group block status: off or closing");
-    assert(
-      (obj_type_status["block"] == eN.tri.off)
-      || (obj_type_status["block"] == eN.tri.closing),
-      "block status: off or closing");
-  }
                                                                                 /+ abstraction functions assertions ↑ +/
 }                                                                               /+ ← closed: template docAbstraction +/
 template docSectKeysSeq() {