From 8ab7e935913c102fb039110e20b71f698a68c6ee Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Thu, 16 Jun 2016 01:49:06 -0400
Subject: step5 sdlang used for config files and doc headers

---
 src/sdp/ao_read_source_files.d | 59 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 56 insertions(+), 3 deletions(-)

(limited to 'src/sdp/ao_read_source_files.d')

diff --git a/src/sdp/ao_read_source_files.d b/src/sdp/ao_read_source_files.d
index e450bc8..ef9b8b4 100644
--- a/src/sdp/ao_read_source_files.d
+++ b/src/sdp/ao_read_source_files.d
@@ -20,7 +20,7 @@ template SiSUmarkupRaw() {
       auto raw = MarkupRawUnit();
       auto t =
         raw.markupSourceHeaderContentRawLineTupleArray(fn_src, rgx.src_pth);
-      auto header_content_raw = t[0];
+      auto header_raw = t[0];
       auto sourcefile_content = t[1];
       if (match(fn_src, rgx.src_fn_master)) {
         auto ins = Inserts();
@@ -29,16 +29,69 @@ template SiSUmarkupRaw() {
         // auto ins = SiSUdocInserts.Inserts();
       }
       t = tuple(
-        header_content_raw,
+        header_raw,
         sourcefile_content
       );
       return t;
     }
   }
   private
+  struct HeaderExtractSDL {
+    final private auto headerMakeSDLang(in string src_header) {
+      scope(failure) {
+        stderr.writefln(
+          "%s\n%s\n%s:%s failed here:\n  src_header: %s",
+          __MODULE__, __FUNCTION__,
+          __FILE__, __LINE__,
+          src_header,
+        );
+      }
+      Tag sdl_root_header;
+      try {
+        sdl_root_header = parseSource(src_header);
+      }
+      catch(SDLangParseException e) {
+        stderr.writeln("SDLang problem with this document header:");
+        stderr.writeln(src_header);
+        // Error messages of the form:
+        // myFile.sdl(5:28): Error: Invalid integer suffix.
+        stderr.writeln(e.msg);
+      }
+      debug(sdlang) {
+        // // Value is a std.variant.Algebraic
+        // Value output_dir_structure_by = sdl_root_header.tags["output_dir_structure_by"][0].values[0];
+        // assert(output_dir_structure_by.type == typeid(string));
+        // writeln(output_dir_structure_by);
+    
+        // Tag person = sdl_root_header.namespaces["myNamespace"].tags["person"][0];
+        // writeln("Name: ", person.attributes["name"][0].value);
+        //
+        // int age = person.tags["age"][0].values[0].get!int();
+        // writeln("Age: ", age);
+    
+        writeln("header SDL:");
+        writeln(sdl_root_header.toSDLDocument());
+      }
+      return sdl_root_header;
+    }
+    private auto headerSDLang(in char[] src_header) {
+      char[][] source_header_arr =
+        split(cast(char[]) src_header, rgx.line_delimiter);
+      char[] header_clean;
+      foreach(header_line; source_header_arr) {
+        if (!match(header_line, rgx.comments)) {
+          header_clean ~= header_line ~ "\n";
+          // writeln(header_line);
+        }
+      }
+      // writeln(header_clean); // consider
+      auto header_sdlang=headerMakeSDLang(to!string(header_clean));
+      return header_sdlang;
+    }
+  }
   struct MarkupRawUnit {
     private import std.file;
-    enum State { off, on }
+    // enum State { off, on }
     final private string readInMarkupSource(in string fn_src) {
       enforce(
         exists(fn_src)!=0,
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