1 files changed, 22 insertions, 24 deletions
diff --git a/src/sdp/abstraction.d b/src/sdp/abstraction.d
index 380be1d..77a5512 100644
--- a/src/sdp/abstraction.d
+++ b/src/sdp/abstraction.d
@@ -34,11 +34,9 @@ template SiSUabstraction() {
   mixin SiSUbiblio;
   mixin SiSUrgxInitFlags;
   mixin outputHub;
-  // auto sdl_root_configuration = ConfigHub!()("conf.sdl", env);
-  // auto sdl_root_doc_make = ConfigHub!()("sisu_document_make", env);
-  // auto confsdl = HeaderExtractSDL();
-  // auto conf_settings_aa = confsdl.configSettingsSDLangToAAmake(sdl_root_configuration);
-  // auto conf_doc_make_aa = confsdl.documentMakeSDLangToAAmake(sdl_root_doc_make);
+  enum headBody { header, body_content, insert_filelist }
+  enum makeMeta { make, meta }
+  enum docAbst  { doc_abstraction, section_keys, segnames, images }
   auto rgx = Rgx();
   auto SiSUabstraction(Fn,O,E)(Fn fn_src, O opts, E env){
     auto sdl_root_configuration = ConfigHub!()("conf.sdl", env);
@@ -48,33 +46,33 @@ template SiSUabstraction() {
     auto conf_doc_make_aa = confsdl.documentMakeSDLangToAAmake(sdl_root_doc_make);
     /+ ↓ read file (filename with path) +/
     /+ ↓ file tuple of header and content +/
-    auto _0_header_1_body_content_2_insert_filelist_tuple =
+    auto _header_body_inserts =
       SiSUrawMarkupContent!()(fn_src);
-    static assert(!isTypeTuple!(_0_header_1_body_content_2_insert_filelist_tuple));
-    static assert(_0_header_1_body_content_2_insert_filelist_tuple.length==3);
+    static assert(!isTypeTuple!(_header_body_inserts));
+    static assert(_header_body_inserts.length==3);
     debug(header_and_body) {
       writeln(header);
-      writeln(_0_header_1_body_content_2_insert_filelist_tuple.length);
-      writeln(_0_header_1_body_content_2_insert_filelist_tuple.length[1][0]);
+      writeln(_header_body_inserts.length);
+      writeln(_header_body_inserts.length[headBody.body_content][0]);
     }
     /+ ↓ split header into make and meta +/
-    auto _0_make_1_dochead_meta_tuple =
-      SiSUheaderExtractHub!()(_0_header_1_body_content_2_insert_filelist_tuple[0], conf_doc_make_aa);
-    static assert(!isTypeTuple!(_0_make_1_dochead_meta_tuple));
-    static assert(_0_make_1_dochead_meta_tuple.length==2);
+    auto _make_and_meta =
+      SiSUheaderExtractHub!()(_header_body_inserts[headBody.header], conf_doc_make_aa);
+    static assert(!isTypeTuple!(_make_and_meta));
+    static assert(_make_and_meta.length==2);
     /+ ↓ document abstraction: process document, return abstraction as tuple +/
     auto da = SiSUdocAbstraction!()(
-      (_0_header_1_body_content_2_insert_filelist_tuple[1]),
-      (_0_make_1_dochead_meta_tuple[0]),
-      (_0_make_1_dochead_meta_tuple[1]),
+      (_header_body_inserts[headBody.body_content]),
+      (_make_and_meta[makeMeta.make]),
+      (_make_and_meta[makeMeta.meta]),
       opts
     );
     static assert(!isTypeTuple!(da));
     static assert(da.length==4);
-    auto doc_abstraction = da[0]; // head ~ toc ~ body ~ endnotes_seg ~ glossary ~ bibliography ~ bookindex ~blurb;
-    string[][string] _document_section_keys_sequenced = da[1];
-    string[] _doc_html_segnames = da[2];
-    auto _images = da[3];
+    auto doc_abstraction = da[docAbst.doc_abstraction]; // head ~ toc ~ body ~ endnotes_seg ~ glossary ~ bibliography ~ bookindex ~blurb;
+    string[][string] _document_section_keys_sequenced = da[docAbst.section_keys];
+    string[] _doc_html_segnames = da[docAbst.segnames];
+    auto _images = da[docAbst.images];
     struct DocumentMatters {
       string[] keys_seq_seg() {
         string[] _k = _document_section_keys_sequenced["seg"];
@@ -89,11 +87,11 @@ template SiSUabstraction() {
         return _k;
       }
       auto dochead_make() {
-        string[string][string] _k = _0_make_1_dochead_meta_tuple[0];
+        string[string][string] _k = _make_and_meta[makeMeta.make];
         return _k;
       }
       auto dochead_meta() {
-        string[string][string] _k = _0_make_1_dochead_meta_tuple[1];
+        string[string][string] _k = _make_and_meta[makeMeta.meta];
         return _k;
       }
       auto source_filename() {
@@ -110,7 +108,7 @@ template SiSUabstraction() {
         return _k;
       }
       auto file_insert_list() {
-        string[] _k = _0_header_1_body_content_2_insert_filelist_tuple[2];
+        string[] _k = _header_body_inserts[headBody.insert_filelist];
         return _k;
       }
       auto image_list() {