0.9.6 node info, and output continueddoc-reform_v0.0.9

1 files changed, 380 insertions, 371 deletions

diff --git a/src/sdp/ao_abstract_doc_source.d b/src/sdp/ao_abstract_doc_source.d
index 944a720..b89c1e1 100644
--- a/src/sdp/ao_abstract_doc_source.d
+++ b/src/sdp/ao_abstract_doc_source.d
@@ -63,8 +63,8 @@ template SiSUdocAbstraction() {
     /+ ocn +/
     int obj_cite_number, obj_cite_number_;
     auto object_citation_number = OCNemitter();
-    int obj_cite_number_emit(int obj_cite_number_status_flag) {
-      return object_citation_number.obj_cite_number_emitter(obj_cite_number_status_flag);
+    int ocn_emit(int ocn_status_flag) {
+      return object_citation_number.ocn_emitter(ocn_status_flag);
     }
     /+ book index variables +/
     string book_idx_tmp;
@@ -77,8 +77,8 @@ template SiSUdocAbstraction() {
       return bookindex_extract_hash.bookindex_nugget_hash(bookindex_section, obj_cite_number);
     }
     /+ node +/
-    string[string] _node_str;
-    int[string]    _node_int;
+    string[string] _node_heading_str;
+    int[string]    _node_heading_int;
     auto node_construct = NodeStructureMetadata();
     /+ ↓ abstract marked up document +/
     auto abstract_doc_source(
@@ -101,8 +101,10 @@ template SiSUdocAbstraction() {
         destroy(processing);
         destroy(biblio_arr_json);
       }
-      auto node_int_ = node_metadata_int;
-      auto node_str_ = node_metadata_str;
+      auto node_heading_int_ = node_metadata_heading_int;
+      auto node_heading_str_ = node_metadata_heading_str;
+      auto node_para_int_    = node_metadata_para_int;
+      auto node_para_str_    = node_metadata_para_str;
       line_occur = [
         "heading"  : 0,
         "para"     : 0,
@@ -160,20 +162,20 @@ template SiSUdocAbstraction() {
       string toc_txt_;
       an_object["glossary_nugget"] = "";
       an_object["blurb_nugget"] = "";
-      node_str_["is"]                           = "heading";
-      node_str_["ocn"]                          = "0";
-      node_str_["segment_anchor_tag"]           = "toc";
-      node_str_["attrib"]                       = "";
-      node_str_["marked_up_lev"]                = "1";
-      node_int_["heading_lev_markup"]           = 4;
-      node_int_["heading_lev_collapsed"]        = 2;
-      node_int_["parent_ocn"]                   = 1;
-      node_int_["parent_lev_markup"]            = 0;
+      node_heading_str_["is"]                           = "heading";
+      node_heading_str_["ocn"]                          = "0";
+      node_heading_str_["segment_anchor_tag"]           = "toc";
+      node_heading_str_["attrib"]                       = "";
+      node_heading_str_["marked_up_lev"]                = "1";
+      node_heading_int_["heading_lev_markup"]           = 4;
+      node_heading_int_["heading_lev_collapsed"]        = 2;
+      node_heading_int_["parent_ocn"]                   = 1;
+      node_heading_int_["parent_lev_markup"]            = 0;
       auto toc_head =
         set_abstract_object.contents_heading(
           "Table of Contents", // nugget/object
-          node_str_,
-          node_int_,
+          node_heading_str_,
+          node_heading_int_,
           ["toc"],             // anchor tag
         );
       the_table_of_contents_section = [
@@ -213,7 +215,7 @@ template SiSUdocAbstraction() {
           }
         }
         if (!line.empty) {
-          _check_obj_cite_number_status_(line, type);
+          _check_ocn_status_(line, type);
         }
         if (type["code"] == TriState.on) {
           /+ block object: code +/
@@ -263,53 +265,56 @@ template SiSUdocAbstraction() {
               line_occur["para"] = State.off;
               an_object_key="glossary_nugget"; //
               if (matchFirst(line, rgx.heading_glossary)) {
-                node_str_["is"]                       = "heading";
-                node_str_["ocn"]                      = "0";
-                node_str_["segment_anchor_tag"]       = "";
-                node_str_["attrib"]                   = "";
-                node_str_["marked_up_lev"]            = "B";
-                node_int_["heading_lev_markup"]       = 1;
-                node_int_["heading_lev_collapsed"]    = 1;
-                node_int_["parent_ocn"]               = 1;
-                node_int_["parent_lev_markup"]        = 0;
+                node_heading_str_["is"]                       = "heading";
+                node_heading_str_["ocn"]                      = "0";
+                node_heading_str_["segment_anchor_tag"]       = "";
+                node_heading_str_["attrib"]                   = "";
+                node_heading_str_["marked_up_lev"]            = "B";
+                node_heading_int_["heading_lev_markup"]       = 1;
+                node_heading_int_["heading_lev_collapsed"]    = 1;
+                node_heading_int_["parent_ocn"]               = 1;
+                node_heading_int_["parent_lev_markup"]        = 0;
                 the_glossary_section ~=
                   set_abstract_object.contents_heading(
                     "Glossary",       // nugget/object
-                    node_str_,
-                    node_int_,
+                    node_heading_str_,
+                    node_heading_int_,
                     [""],             // anchor tag
                   );
-                node_str_["is"]                       = "heading";
-                node_str_["ocn"]                      = "0";
-                node_str_["segment_anchor_tag"]       = "glossary";
-                node_str_["attrib"]                   = "";
-                node_str_["marked_up_lev"]            = "1";
-                node_int_["heading_lev_markup"]       = 4;
-                node_int_["heading_lev_collapsed"]    = 2;
-                node_int_["parent_ocn"]               = 1;
-                node_int_["parent_lev_markup"]        = 0;
+                node_heading_str_["is"]                       = "heading";
+                node_heading_str_["ocn"]                      = "0";
+                node_heading_str_["segment_anchor_tag"]       = "glossary";
+                node_heading_str_["attrib"]                   = "";
+                node_heading_str_["marked_up_lev"]            = "1";
+                node_heading_int_["heading_lev_markup"]       = 4;
+                node_heading_int_["heading_lev_collapsed"]    = 2;
+                node_heading_int_["parent_ocn"]               = 1;
+                node_heading_int_["parent_lev_markup"]        = 0;
                 the_glossary_section ~=
                   set_abstract_object.contents_heading(
                     "Glossary",       // nugget/object
-                    node_str_,
-                    node_int_,
+                    node_heading_str_,
+                    node_heading_int_,
                     ["glossary"],     // anchor tag
                   );
               // } else if (matchFirst(line, rgx.heading)) {
               //   _heading_matched_(line, line_occur, an_object, an_object_key, lv, collapsed_lev, type, dochead_meta_aa); // levels?
               } else {
                 _para_match_(line, an_object, an_object_key, indent, bullet, type, line_occur);
+                node_para_str_["is"]                           = "para";
+                node_para_str_["attrib"]                       = "";
+                node_para_int_["ocn"]                          = 0;
+                node_para_int_["indent_hang"]                  = indent["hang_position"];
+                node_para_int_["indent_base"]                  = indent["base_position"];
+                node_para_int_["bullet"]                       = (bullet) ? 1 : 0;
                 the_glossary_section ~=
                   set_abstract_object.contents_para(
-                    "para",                    // an_object["is"],
                     to!string(line),           // an_object["substantive"],
-                    "",                        // attrib
-                    0,                         // obj_cite_number,
-                    indent,
-                    bullet
+                    node_para_str_,
+                    node_para_int_,
                   );
               }
-              type["obj_cite_number_status"] = TriState.off;
+              type["ocn_status"] = TriState.off;
             }
             continue;
           } else if ((matchFirst(line, rgx.heading_blurb)
@@ -336,70 +341,73 @@ template SiSUdocAbstraction() {
               line_occur["para"] = State.off;
               an_object_key="blurb_nugget";
               if (matchFirst(line, rgx.heading_blurb)) {
-                node_str_["is"]                       = "heading";
-                node_str_["ocn"]                      = "0";
-                node_str_["segment_anchor_tag"]       = "";
-                node_str_["attrib"]                   = "";
-                node_str_["marked_up_lev"]            = "B";
-                node_int_["heading_lev_markup"]       = 1;
-                node_int_["heading_lev_collapsed"]    = 1;
-                node_int_["parent_ocn"]               = 1;
-                node_int_["parent_lev_markup"]        = 0;
+                node_heading_str_["is"]                       = "heading";
+                node_heading_str_["ocn"]                      = "0";
+                node_heading_str_["segment_anchor_tag"]       = "";
+                node_heading_str_["attrib"]                   = "";
+                node_heading_str_["marked_up_lev"]            = "B";
+                node_heading_int_["heading_lev_markup"]       = 1;
+                node_heading_int_["heading_lev_collapsed"]    = 1;
+                node_heading_int_["parent_ocn"]               = 1;
+                node_heading_int_["parent_lev_markup"]        = 0;
                 the_blurb_section ~=
                   set_abstract_object.contents_heading(
                     "Blurb",          // nugget/object
-                    node_str_,
-                    node_int_,
+                    node_heading_str_,
+                    node_heading_int_,
                     [""],             // anchor tag
                   );
-                node_str_["is"]                       = "heading";
-                node_str_["ocn"]                      = "0";
-                node_str_["segment_anchor_tag"]       = "blurb";
-                node_str_["attrib"]                   = "";
-                node_str_["marked_up_lev"]            = "1";
-                node_int_["heading_lev_markup"]       = 4;
-                node_int_["heading_lev_collapsed"]    = 2;
-                node_int_["parent_ocn"]               = 1;
-                node_int_["parent_lev_markup"]        = 0;
+                node_heading_str_["is"]                       = "heading";
+                node_heading_str_["ocn"]                      = "0";
+                node_heading_str_["segment_anchor_tag"]       = "blurb";
+                node_heading_str_["attrib"]                   = "";
+                node_heading_str_["marked_up_lev"]            = "1";
+                node_heading_int_["heading_lev_markup"]       = 4;
+                node_heading_int_["heading_lev_collapsed"]    = 2;
+                node_heading_int_["parent_ocn"]               = 1;
+                node_heading_int_["parent_lev_markup"]        = 0;
                 the_blurb_section ~=
                   set_abstract_object.contents_heading(
                     "Blurb",          // nugget/object
-                    node_str_,
-                    node_int_,
+                    node_heading_str_,
+                    node_heading_int_,
                     ["blurb"],        // anchor tag
                   );
               } else if ((matchFirst(line, rgx.heading))
               && (opt_action_bool["backmatter"] && opt_action_bool["section_blurb"])) {
                 _heading_matched_(line, line_occur, an_object, an_object_key, lv, collapsed_lev, type, dochead_meta_aa); // levels?
-                node_str_["is"]                       = "heading";
-                node_str_["ocn"]                      = "0";
-                node_str_["segment_anchor_tag"]       = "blurb";
-                node_str_["attrib"]                   = "";
-                node_str_["marked_up_lev"]            = to!string(an_object["lev"]);
-                node_int_["heading_lev_markup"]       = to!int(an_object["lev_markup_number"]);    // make int, remove need to conv
-                node_int_["heading_lev_collapsed"]    = to!int(an_object["lev_collapsed_number"]); // make int, remove need to conv
-                node_int_["parent_ocn"]               = 1;
-                node_int_["parent_lev_markup"]        = 0;
+                node_heading_str_["is"]                       = "heading";
+                node_heading_str_["ocn"]                      = "0";
+                node_heading_str_["segment_anchor_tag"]       = "blurb";
+                node_heading_str_["attrib"]                   = "";
+                node_heading_str_["marked_up_lev"]            = to!string(an_object["lev"]);
+                node_heading_int_["heading_lev_markup"]       = to!int(an_object["lev_markup_number"]);    // make int, remove need to conv
+                node_heading_int_["heading_lev_collapsed"]    = to!int(an_object["lev_collapsed_number"]); // make int, remove need to conv
+                node_heading_int_["parent_ocn"]               = 1;
+                node_heading_int_["parent_lev_markup"]        = 0;
                 the_blurb_section ~=
                   set_abstract_object.contents_heading(
                     to!string(line),           //  an_object["substantive"],
-                    node_str_,
-                    node_int_,
+                    node_heading_str_,
+                    node_heading_int_,
                     [""],                      // anchor tag
                   );
               } else {
                 _para_match_(line, an_object, an_object_key, indent, bullet, type, line_occur);
+                node_para_str_["is"]                           = "para";
+                node_para_str_["attrib"]                       = "";
+                node_para_int_["ocn"]                          = obj_cite_number;
+                node_para_int_["indent_hang"]                  = indent["hang_position"];
+                node_para_int_["indent_base"]                  = indent["base_position"];
+                node_para_int_["bullet"]                       = (bullet) ? 1 : 0;
                 the_blurb_section ~=
                   set_abstract_object.contents_para(
-                    "para",                    // an_object["is"],
                     to!string(line),           //  an_object["substantive"],
-                    "",                        // attrib
-                    obj_cite_number,
-                    indent,
-                    bullet
+                    node_para_str_,
+                    node_para_int_,
                   );
               }
-              type["obj_cite_number_status"] = TriState.off;
+              type["ocn_status"] = TriState.off;
             }
             continue;
           } else if (type["poem"] == TriState.on) {
@@ -540,15 +548,14 @@ template SiSUdocAbstraction() {
                 the_document_body_section,
                 bookindex_unordered_hashes,
                 obj_cite_number,
-                _node_str,
-                _node_int,
+                _node_heading_str,
+                _node_heading_int,
                 cntr,
                 type,
                 obj_cite_number_poem,
                 dochead_make_aa
               ); // watch
             } else {
-              /+ line empty +/
               /+ line.empty, post contents, empty variables: +/
               assert(
                 line.empty,
@@ -561,7 +568,7 @@ template SiSUdocAbstraction() {
               if ((type["heading"] == State.on)
               && (line_occur["heading"] > State.off)) {
                 /+ heading object (current line empty) +/
-                obj_cite_number = obj_cite_number_emit(type["obj_cite_number_status"]);
+                obj_cite_number = ocn_emit(type["ocn_status"]);
                 an_object["bookindex_nugget"] =
                   ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
                 bookindex_unordered_hashes =
@@ -602,10 +609,10 @@ template SiSUdocAbstraction() {
                     an_object["is"],                              // string
                     html_segnames_ptr,                            // int
                   );
-                 _node_str = _node_t[0];
-                 _node_int = _node_t[1];
+                 _node_heading_str = _node_t[0];
+                 _node_heading_int = _node_t[1];
                 an_object["attrib"] =
-                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
                 ++heading_ptr;
                 debug(segments) {
                   writeln(an_object["lev_markup_number"]);
@@ -614,8 +621,8 @@ template SiSUdocAbstraction() {
                 the_document_body_section ~=
                   set_abstract_object.contents_heading(
                     an_object["substantive"],
-                    _node_str,
-                    _node_int,
+                    _node_heading_str,
+                    _node_heading_int,
                     anchor_tags,
                   );
                 // track previous heading and make assertions
@@ -629,7 +636,7 @@ template SiSUdocAbstraction() {
                 ++cntr;
               } else if ((type["para"] == State.on) && (line_occur["para"] > State.off)) {
                 /+ paragraph object (current line empty) +/
-                obj_cite_number = obj_cite_number_emit(type["obj_cite_number_status"]);
+                obj_cite_number = ocn_emit(type["ocn_status"]);
                 an_object["bookindex_nugget"] =
                   ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
                 bookindex_unordered_hashes =
@@ -644,22 +651,25 @@ template SiSUdocAbstraction() {
                     heading_ptr-1,
                     an_object["is"],
                   );
-                _node_str = _node_t[0];
-                _node_int = _node_t[1];
+                _node_heading_str = _node_t[0];
+                _node_heading_int = _node_t[1];
                 auto substantive_object_and_anchor_tags_tuple =
                   obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa); // ...
                 an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
                 anchor_tags = substantive_object_and_anchor_tags_tuple[1];
                 an_object["attrib"] =
-                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
+                node_para_str_["is"]                           = an_object["is"];
+                node_para_str_["attrib"]                       = an_object["attrib"];
+                node_para_int_["ocn"]                          = obj_cite_number;
+                node_para_int_["indent_hang"]                  = indent["hang_position"];
+                node_para_int_["indent_base"]                  = indent["base_position"];
+                node_para_int_["bullet"]                       = (bullet) ? 1 : 0;
                 the_document_body_section ~=
                   set_abstract_object.contents_para(
-                    an_object["is"],
                     an_object["substantive"],
-                    an_object["attrib"],
-                    obj_cite_number,
-                    indent,
-                    bullet
+                    node_para_str_,
+                    node_para_int_,
                   );
                 _common_reset_(line_occur, an_object, type);
                 indent=[
@@ -738,20 +748,20 @@ template SiSUdocAbstraction() {
       }
       if (an_object["glossary_nugget"].length == 0) {
         writeln("no gloss");
-        node_str_["is"]                       = "heading";
-        node_str_["ocn"]                      = "0";
-        node_str_["segment_anchor_tag"]       = "";
-        node_str_["attrib"]                   = "";
-        node_str_["marked_up_lev"]            = "B";
-        node_int_["heading_lev_markup"]       = 1;
-        node_int_["heading_lev_collapsed"]    = 1;
-        node_int_["parent_ocn"]               = 1;
-        node_int_["parent_lev_markup"]        = 0;
+        node_heading_str_["is"]                       = "heading";
+        node_heading_str_["ocn"]                      = "0";
+        node_heading_str_["segment_anchor_tag"]       = "";
+        node_heading_str_["attrib"]                   = "";
+        node_heading_str_["marked_up_lev"]            = "B";
+        node_heading_int_["heading_lev_markup"]       = 1;
+        node_heading_int_["heading_lev_collapsed"]    = 1;
+        node_heading_int_["parent_ocn"]               = 1;
+        node_heading_int_["parent_lev_markup"]        = 0;
         the_glossary_section ~=
           set_abstract_object.contents_heading(
             "(skip) there is no Glossary section",   // nugget/object
-            node_str_,
-            node_int_,
+            node_heading_str_,
+            node_heading_int_,
             [""],             // anchor tag
           );
       } else {
@@ -768,53 +778,53 @@ template SiSUdocAbstraction() {
       auto biblio_ordered =
         biblio._bibliography_(biblio_unsorted_incomplete, bib_arr_json);
       if (biblio_ordered.length > 0) {
-        node_str_["is"]                       = "heading";
-        node_str_["ocn"]                      = "0";
-        node_str_["segment_anchor_tag"]       = "";
-        node_str_["attrib"]                   = "";
-        node_str_["marked_up_lev"]            = "B";
-        node_int_["heading_lev_markup"]       = 1;
-        node_int_["heading_lev_collapsed"]    = 1;
-        node_int_["parent_ocn"]               = 1;
-        node_int_["parent_lev_markup"]        = 0;
+        node_heading_str_["is"]                       = "heading";
+        node_heading_str_["ocn"]                      = "0";
+        node_heading_str_["segment_anchor_tag"]       = "";
+        node_heading_str_["attrib"]                   = "";
+        node_heading_str_["marked_up_lev"]            = "B";
+        node_heading_int_["heading_lev_markup"]       = 1;
+        node_heading_int_["heading_lev_collapsed"]    = 1;
+        node_heading_int_["parent_ocn"]               = 1;
+        node_heading_int_["parent_lev_markup"]        = 0;
         the_bibliography_section ~=
           set_abstract_object.contents_heading(
             "Bibliography",   // nugget/object
-            node_str_,
-            node_int_,
+            node_heading_str_,
+            node_heading_int_,
             [""],             // anchor tag
           );
-        node_str_["is"]                       = "heading";
-        node_str_["ocn"]                      = "0";
-        node_str_["segment_anchor_tag"]       = "bibliography";
-        node_str_["attrib"]                   = "";
-        node_str_["marked_up_lev"]            = "1";
-        node_int_["heading_lev_markup"]       = 4;
-        node_int_["heading_lev_collapsed"]    = 2;
-        node_int_["parent_ocn"]               = 1;
-        node_int_["parent_lev_markup"]        = 0;
+        node_heading_str_["is"]                       = "heading";
+        node_heading_str_["ocn"]                      = "0";
+        node_heading_str_["segment_anchor_tag"]       = "bibliography";
+        node_heading_str_["attrib"]                   = "";
+        node_heading_str_["marked_up_lev"]            = "1";
+        node_heading_int_["heading_lev_markup"]       = 4;
+        node_heading_int_["heading_lev_collapsed"]    = 2;
+        node_heading_int_["parent_ocn"]               = 1;
+        node_heading_int_["parent_lev_markup"]        = 0;
         the_bibliography_section ~=
           set_abstract_object.contents_heading(
             "Bibliography",
-            node_str_,
-            node_int_,
+            node_heading_str_,
+            node_heading_int_,
             ["bibliography"], // anchor tag
           );
       } else {
-        node_str_["is"]                       = "heading";
-        node_str_["ocn"]                      = "0";
-        node_str_["segment_anchor_tag"]       = "";
-        node_str_["attrib"]                   = "";
-        node_str_["marked_up_lev"]            = "B";
-        node_int_["heading_lev_markup"]       = 1;
-        node_int_["heading_lev_collapsed"]    = 1;
-        node_int_["parent_ocn"]               = 1;
-        node_int_["parent_lev_markup"]        = 0;
+        node_heading_str_["is"]                       = "heading";
+        node_heading_str_["ocn"]                      = "0";
+        node_heading_str_["segment_anchor_tag"]       = "";
+        node_heading_str_["attrib"]                   = "";
+        node_heading_str_["marked_up_lev"]            = "B";
+        node_heading_int_["heading_lev_markup"]       = 1;
+        node_heading_int_["heading_lev_collapsed"]    = 1;
+        node_heading_int_["parent_ocn"]               = 1;
+        node_heading_int_["parent_lev_markup"]        = 0;
         the_bibliography_section ~=
           set_abstract_object.contents_heading(
             "(skip) there is no Bibliography",   // nugget/object
-            node_str_,
-            node_int_,
+            node_heading_str_,
+            node_heading_int_,
             [""],             // anchor tag
           );
       }
@@ -834,14 +844,17 @@ template SiSUdocAbstraction() {
           ((entry["place"].str.empty) ? "" : ", " ~ entry["place"].str),
           ((entry["url"].str.empty) ? "" : ", [" ~ entry["url"].str ~ "]"),
         );
+        node_para_str_["is"]                           = "bibliography";
+        node_para_str_["attrib"]                       = "";
+        node_para_int_["ocn"]                          = 0;
+        node_para_int_["indent_hang"]                  = 0;
+        node_para_int_["indent_base"]                  = 1;
+        node_para_int_["bullet"]                       = 0;
         the_bibliography_section ~=
           set_abstract_object.contents_para(
-            "bibliography",
             out_,                                                // nugget/object
-            "",                                                  // attrib
-            0,                                                   // obj_cite_number
-            ([ "hang_position" : 0, "base_position" : 1, ]),     // indent
-            false
+            node_para_str_,
+            node_para_int_,
           );
       }
       debug(bibliosection) {
@@ -867,20 +880,20 @@ template SiSUdocAbstraction() {
       }
       if (an_object["blurb_nugget"].length == 0) {
         writeln("no blurb");
-        node_str_["is"]                       = "heading";
-        node_str_["ocn"]                      = "0";
-        node_str_["segment_anchor_tag"]       = "";
-        node_str_["attrib"]                   = "";
-        node_str_["marked_up_lev"]            = "B";
-        node_int_["heading_lev_markup"]       = 1;
-        node_int_["heading_lev_collapsed"]    = 1;
-        node_int_["parent_ocn"]               = 1;
-        node_int_["parent_lev_markup"]        = 0;
+        node_heading_str_["is"]                       = "heading";
+        node_heading_str_["ocn"]                      = "0";
+        node_heading_str_["segment_anchor_tag"]       = "";
+        node_heading_str_["attrib"]                   = "";
+        node_heading_str_["marked_up_lev"]            = "B";
+        node_heading_int_["heading_lev_markup"]       = 1;
+        node_heading_int_["heading_lev_collapsed"]    = 1;
+        node_heading_int_["parent_ocn"]               = 1;
+        node_heading_int_["parent_lev_markup"]        = 0;
         the_blurb_section ~=
           set_abstract_object.contents_heading(
             "(skip) there is no Blurb section",   // nugget/object
-            node_str_,
-            node_int_,
+            node_heading_str_,
+            node_heading_int_,
             [""],             // anchor tag
           );
       } else {
@@ -1111,44 +1124,44 @@ template SiSUdocAbstraction() {
       type["para"] = State.off;
       object_reset(an_object);
     }
-    void _check_obj_cite_number_status_(
+    void _check_ocn_status_(
       char[] line,
       ref int[string] type
     ) {
-      if ((!line.empty) && (type["obj_cite_number_status_multi_obj"] == TriState.off)) {
+      if ((!line.empty) && (type["ocn_status_multi_obj"] == TriState.off)) {
         /+ not multi-line object, check whether obj_cite_number is on or turned off +/
         if (matchFirst(line, rgx.obj_cite_number_block_marks)) {
           /+ switch off obj_cite_number +/
           if (matchFirst(line, rgx.obj_cite_number_off_block)) {
-            type["obj_cite_number_status_multi_obj"] = TriState.on;
+            type["ocn_status_multi_obj"] = TriState.on;
             debug(ocnoff) {
               writeln(line);
             }
           }
           if (matchFirst(line, rgx.obj_cite_number_off_block_dh)) {
-            type["obj_cite_number_status_multi_obj"] = TriState.closing;
+            type["ocn_status_multi_obj"] = TriState.closing;
             debug(ocnoff) {
               writeln(line);
             }
           }
         } else {
-          if (type["obj_cite_number_status_multi_obj"] == TriState.off) {
+          if (type["ocn_status_multi_obj"] == TriState.off) {
             if (matchFirst(line, rgx.obj_cite_number_off)) {
-              type["obj_cite_number_status"] = TriState.on;
+              type["ocn_status"] = TriState.on;
             } else if (matchFirst(line, rgx.obj_cite_number_off_dh)) {
-              type["obj_cite_number_status"] = TriState.closing;
+              type["ocn_status"] = TriState.closing;
             } else {
-              type["obj_cite_number_status"] = TriState.off;
+              type["ocn_status"] = TriState.off;
             }
           } else {
-            type["obj_cite_number_status"] =
-              type["obj_cite_number_status_multi_obj"];
+            type["ocn_status"] =
+              type["ocn_status_multi_obj"];
           }
         }
-      } else if ((!line.empty) && (type["obj_cite_number_status_multi_obj"] > TriState.off)) {
+      } else if ((!line.empty) && (type["ocn_status_multi_obj"] > TriState.off)) {
         if (matchFirst(line, rgx.obj_cite_number_off_block_close)) {
-          type["obj_cite_number_status_multi_obj"] = TriState.off;
-          type["obj_cite_number_status"] = TriState.off;
+          type["ocn_status_multi_obj"] = TriState.off;
+          type["ocn_status"] = TriState.off;
           debug(ocnoff) {
             writeln(line);
           }
@@ -1513,7 +1526,7 @@ template SiSUdocAbstraction() {
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1534,7 +1547,7 @@ template SiSUdocAbstraction() {
           processing["verse"] ~= line ~= "\n";
           if (type["verse_new"] == State.on) {
             obj_cite_number =
-              obj_cite_number_emit(type["obj_cite_number_status"]);
+              ocn_emit(type["ocn_status"]);
             type["verse_new"] = State.off;
           } else if (matchFirst(line, rgx.newline_eol_delimiter_only)) {
             verse_line = TriState.off;
@@ -1560,14 +1573,14 @@ template SiSUdocAbstraction() {
               heading_ptr-1,
               an_object["is"]
             );
-            _node_str = _node_t[0];
-            _node_int = _node_t[1];
+            _node_heading_str = _node_t[0];
+            _node_heading_int = _node_t[1];
             auto substantive_object_and_anchor_tags_tuple =
               obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1604,7 +1617,7 @@ template SiSUdocAbstraction() {
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1624,7 +1637,7 @@ template SiSUdocAbstraction() {
           processing["verse"] ~= line ~= "\n";
           if (type["verse_new"] == State.on) {
             obj_cite_number =
-              obj_cite_number_emit(type["obj_cite_number_status"]);
+              ocn_emit(type["ocn_status"]);
             type["verse_new"] = State.off;
           } else if (matchFirst(line, rgx.newline_eol_delimiter_only)) {
             type["verse_new"] = State.on;
@@ -1651,14 +1664,14 @@ template SiSUdocAbstraction() {
                 heading_ptr-1,
                 an_object["is"]
               );
-            _node_str = _node_t[0];
-            _node_int = _node_t[1];
+            _node_heading_str = _node_t[0];
+            _node_heading_int = _node_t[1];
             auto substantive_object_and_anchor_tags_tuple =
               obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1819,8 +1832,8 @@ template SiSUdocAbstraction() {
       ref ObjComposite[] the_document_body_section,
       ref string[][string][string] bookindex_unordered_hashes,
       ref int obj_cite_number,
-      ref string[string] _node_str,
-      ref int[string] _node_int,
+      ref string[string] _node_heading_str,
+      ref int[string] _node_heading_int,
       ref int cntr,
       ref int[string] type,
       string[string] obj_cite_number_poem,
@@ -1838,7 +1851,7 @@ template SiSUdocAbstraction() {
       assertions_flag_types_block_status_none_or_closed(type);
       if (type["code"] == TriState.closing) {
         obj_cite_number =
-          obj_cite_number_emit(type["obj_cite_number_status"]);
+          ocn_emit(type["ocn_status"]);
         an_object["bookindex_nugget"] =
           ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
         bookindex_unordered_hashes =
@@ -1853,14 +1866,14 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
           );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         auto substantive_object_and_anchor_tags_tuple =
           obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
         the_document_body_section ~=
           set_abstract_object.contents_block_code(
             an_object["is"],
@@ -1888,15 +1901,15 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
           );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         the_document_body_section ~=
           set_abstract_object.contents_block_obj_cite_number_string(
             "poem",
             "",
             (obj_cite_number_poem["start"], obj_cite_number_poem["end"]),
-            _node_str,
-            _node_int,
+            _node_heading_str,
+            _node_heading_int,
           ); // bookindex
         object_reset(an_object);
         processing.remove("verse");
@@ -1904,7 +1917,7 @@ template SiSUdocAbstraction() {
         type["poem"] = TriState.off;
       } else if (type["table"] == TriState.closing) {
         obj_cite_number =
-          obj_cite_number_emit(type["obj_cite_number_status"]);
+          ocn_emit(type["ocn_status"]);
         an_object["bookindex_nugget"] =
           ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
         bookindex_unordered_hashes =
@@ -1919,14 +1932,14 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
           );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         auto substantive_object_and_anchor_tags_tuple =
           obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1941,7 +1954,7 @@ template SiSUdocAbstraction() {
         type["table"] = TriState.off;
       } else if (type["group"] == TriState.closing) {
         obj_cite_number =
-          obj_cite_number_emit(type["obj_cite_number_status"]);
+          ocn_emit(type["ocn_status"]);
         an_object["bookindex_nugget"] =
           ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
         bookindex_unordered_hashes =
@@ -1956,14 +1969,14 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
           );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         auto substantive_object_and_anchor_tags_tuple =
           obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1977,7 +1990,7 @@ template SiSUdocAbstraction() {
         type["blocks"] = TriState.off;
         type["group"] = TriState.off;
       } else if (type["block"] == TriState.closing) {
-        obj_cite_number = obj_cite_number_emit(type["obj_cite_number_status"]);
+        obj_cite_number = ocn_emit(type["ocn_status"]);
         an_object["bookindex_nugget"] =
           ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
         bookindex_unordered_hashes =
@@ -1992,14 +2005,14 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
            );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         auto substantive_object_and_anchor_tags_tuple =
           obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -2014,7 +2027,7 @@ template SiSUdocAbstraction() {
         type["block"] = TriState.off;
       } else if (type["quote"] == TriState.closing) {
         obj_cite_number =
-          obj_cite_number_emit(type["obj_cite_number_status"]);
+          ocn_emit(type["ocn_status"]);
         an_object["bookindex_nugget"] =
           ("bookindex_nugget" in an_object) ? an_object["bookindex_nugget"] : "";
         bookindex_unordered_hashes =
@@ -2029,14 +2042,14 @@ template SiSUdocAbstraction() {
             heading_ptr-1,
             an_object["is"]
           );
-        _node_str = _node_t[0];
-        _node_int = _node_t[1];
+        _node_heading_str = _node_t[0];
+        _node_heading_int = _node_t[1];
         auto substantive_object_and_anchor_tags_tuple =
           obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_str, _node_int);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node_heading_str, _node_heading_int);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -2437,10 +2450,10 @@ template SiSUdocAbstraction() {
     /+ ↓ abstraction function emitters +/
     struct OCNemitter {
       int obj_cite_number, obj_cite_number_;
-      int obj_cite_number_emitter(int obj_cite_number_status_flag)
-      in { assert(obj_cite_number_status_flag <= 2); }
+      int ocn_emitter(int ocn_status_flag)
+      in { assert(ocn_status_flag <= 2); }
       body {
-        obj_cite_number=(obj_cite_number_status_flag == 0)
+        obj_cite_number=(ocn_status_flag == 0)
         ? ++obj_cite_number_
         : 0;
         assert(obj_cite_number >= 0);
@@ -3092,16 +3105,16 @@ template SiSUdocAbstraction() {
       string obj_attributes(
         string obj_is_,
         string obj_raw,
-        string[string] _node_str,
-        int[string] _node_int
+        string[string] _node_heading_str,
+        int[string] _node_heading_int
       )
       in { }
       body {
         scope(exit) {
           destroy(obj_is_);
           destroy(obj_raw);
-          destroy(_node_str);
-          destroy(_node_int);
+          destroy(_node_heading_str);
+          destroy(_node_heading_int);
         }
         _obj_attrib.remove("json");
         _obj_attrib["json"] ="{";
@@ -3141,7 +3154,7 @@ template SiSUdocAbstraction() {
           break;
         }
         _obj_attrib["json"] ~=" }";
-        _obj_attrib["json"]=_set_additional_values_parse_as_json(_obj_attrib["json"], obj_is_, _node_str, _node_int); // check
+        _obj_attrib["json"]=_set_additional_values_parse_as_json(_obj_attrib["json"], obj_is_, _node_heading_str, _node_heading_int); // check
         debug(structattrib) {
           if (oa_j["is"].str() == "heading") {
             writeln(_obj_attrib["json"]);
@@ -3277,24 +3290,24 @@ template SiSUdocAbstraction() {
       string _set_additional_values_parse_as_json(
         string _obj_attrib,
         string obj_is_,
-        string[string] _node_str,
-        int[string] _node_int
+        string[string] _node_heading_str,
+        int[string] _node_heading_int
       ) {                                                  //
         JSONValue oa_j = parseJSON(_obj_attrib);
         assert(
           (oa_j.type == JSON_TYPE.OBJECT)
         );
         if (obj_is_ == "heading") {
-          oa_j.object["obj_cite_number"] = _node_str["ocn"];
-          oa_j.object["lev_markup_number"] = _node_int["heading_lev_markup"];
-          oa_j.object["lev_collapsed_number"] = _node_int["heading_lev_collapsed"];
+          oa_j.object["obj_cite_number"] = _node_heading_str["ocn"];
+          oa_j.object["lev_markup_number"] = _node_heading_int["heading_lev_markup"];
+          oa_j.object["lev_collapsed_number"] = _node_heading_int["heading_lev_collapsed"];
           oa_j.object["heading_ptr"] =
-            _node_int["ptr_heading"];
+            _node_heading_int["ptr_heading"];
           oa_j.object["doc_object_ptr"] =
-            _node_int["ptr_doc_object"];
+            _node_heading_int["ptr_doc_object"];
         }
-        oa_j.object["parent_obj_cite_number"] = _node_int["parent_ocn"];
-        oa_j.object["parent_lev_markup_number"] = _node_int["parent_lev_markup"];
+        oa_j.object["parent_obj_cite_number"] = _node_heading_int["parent_ocn"];         //
+        oa_j.object["parent_lev_markup_number"] = _node_heading_int["parent_lev_markup"];         //
         _obj_attrib = oa_j.toString();
         return _obj_attrib;
       }
@@ -3436,7 +3449,7 @@ template SiSUdocAbstraction() {
         bool[string]             opt_action_bool,
       ) {
         mixin SiSUnode;
-        string type;
+        string type_is;
         string lev;
         int lev_int_markup, lev_int_collapsed;
         string attrib;
@@ -3445,59 +3458,60 @@ template SiSUdocAbstraction() {
         auto mainkeys =
           bookindex_unordered_hashes.byKey.array.sort().release;
         ObjComposite[][string] bookindex_section;
-        auto node_int_ = node_metadata_int;
-        auto node_str_ = node_metadata_str;
+        auto node_heading_int_ = node_metadata_heading_int;
+        auto node_heading_str_ = node_metadata_heading_str;
+        auto node_para_int_ = node_metadata_para_int;
+        auto node_para_str_ = node_metadata_para_str;
         if ((mainkeys.length > 0)
         && (opt_action_bool["backmatter"] && opt_action_bool["section_bookindex"])) {
           string bi_tmp_seg, bi_tmp_scroll;
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "B";
-          node_int_["heading_lev_markup"]       = 1;
-          node_int_["heading_lev_collapsed"]    = 1;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "B";
+          node_heading_int_["heading_lev_markup"]       = 1;
+          node_heading_int_["heading_lev_collapsed"]    = 1;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           bookindex_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "Book Index",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [],
             );
           bookindex_section["seg"] ~=
             set_abstract_object.contents_heading(
               "Book Index",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [],
             );
           ++obj_cite_number;
           ++mkn;
-          // 1~ Index
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "bookindex";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "1";
-          node_int_["heading_lev_markup"]       = 4;
-          node_int_["heading_lev_collapsed"]    = 2;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "bookindex";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "1";
+          node_heading_int_["heading_lev_markup"]       = 4;
+          node_heading_int_["heading_lev_collapsed"]    = 2;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           bookindex_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "Index",
-              node_str_,
-              node_int_,
-              ["book_index"],
+              node_heading_str_,
+              node_heading_int_,
+              ["bookindex"],
             );
           bookindex_section["seg"] ~=
             set_abstract_object.contents_heading(
               "Index",
-              node_str_,
-              node_int_,
-              ["book_index"],
+              node_heading_str_,
+              node_heading_int_,
+              ["bookindex"],
             );
           ++obj_cite_number;
           ++mkn;
@@ -3532,55 +3546,50 @@ template SiSUdocAbstraction() {
             }
             bi_tmp_scroll = replaceFirst(bi_tmp_scroll, rgx.trailing_linebreak, "");
             bi_tmp_seg = replaceFirst(bi_tmp_seg, rgx.trailing_linebreak, "");
-            type="para";
-            attrib="";
-            indent=[
-              "hang_position" : 0,
-              "base_position" : 1,
-            ];
+            indent=[ "hang_position" : 0, "base_position" : 1, ];
+            node_para_str_["is"]                           = "para";
+            node_para_str_["attrib"]                       = "";
+            node_para_int_["ocn"]                          = obj_cite_number;
+            node_para_int_["indent_hang"]                  = 0;
+            node_para_int_["indent_base"]                  = 1;
+            node_para_int_["bullet"]                       = 0;
             bookindex_section["scroll"] ~=
               set_abstract_object.contents_para(
-                type,
                 bi_tmp_scroll,
-                attrib,
-                obj_cite_number,
-                indent,
-                false
+                node_para_str_,
+                node_para_int_,
               );
             bookindex_section["seg"] ~=
               set_abstract_object.contents_para(
-                type,
                 bi_tmp_seg,
-                attrib,
-                obj_cite_number,
-                indent,
-                false
+                node_para_str_,
+                node_para_int_,
               );
             ++obj_cite_number;
             ++mkn;
           }
         } else {                              // no book index, (figure out what to do here)
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "B";
-          node_int_["heading_lev_markup"]       = 1;
-          node_int_["heading_lev_collapsed"]    = 1;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "B";
+          node_heading_int_["heading_lev_markup"]       = 1;
+          node_heading_int_["heading_lev_collapsed"]    = 1;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           bookindex_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "(skip) there is no Book Index",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [""],
             );
           bookindex_section["seg"] ~=
             set_abstract_object.contents_heading(
               "(skip) there is no Book Index",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [""],
             );
         }
@@ -3673,86 +3682,86 @@ template SiSUdocAbstraction() {
         auto set_abstract_object = ObjectAbstractSet();
         ObjComposite[][string] the_endnotes_section;
         auto endnotes_ = gathered_notes();
-        string type;
+        string type_is;
         string lev, lev_markup_number, lev_collapsed_number;
         string attrib;
         int[string] indent;
-        auto node_int_ = node_metadata_int;
-        auto node_str_ = node_metadata_str;
+        auto node_heading_int_ = node_metadata_heading_int;
+        auto node_heading_str_ = node_metadata_heading_str;
         if ((endnotes_["seg"].length > 0)
         && (opt_action_bool["backmatter"] && opt_action_bool["section_endnotes"])) {
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "B";
-          node_int_["heading_lev_markup"]       = 1;
-          node_int_["heading_lev_collapsed"]    = 1;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "B";
+          node_heading_int_["heading_lev_markup"]       = 1;
+          node_heading_int_["heading_lev_collapsed"]    = 1;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           the_endnotes_section["seg"] ~=
             set_abstract_object.contents_heading(
               "Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [],
             );
           the_endnotes_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [],
             );
           ++obj_cite_number;
           ++mkn;
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "endnotes";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "1";
-          node_int_["heading_lev_markup"]       = 4;
-          node_int_["heading_lev_collapsed"]    = 2;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "endnotes";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "1";
+          node_heading_int_["heading_lev_markup"]       = 4;
+          node_heading_int_["heading_lev_collapsed"]    = 2;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           the_endnotes_section["seg"] ~=
             set_abstract_object.contents_heading(
               "Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               ["endnotes"],
             );
           the_endnotes_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               ["endnotes"],
             );
           ++obj_cite_number;
           ++mkn;
         } else {
-          node_str_["is"]                       = "heading";
-          node_str_["ocn"]                      = "0";
-          node_str_["segment_anchor_tag"]       = "";
-          node_str_["attrib"]                   = "";
-          node_str_["marked_up_lev"]            = "B";
-          node_int_["heading_lev_markup"]       = 1;
-          node_int_["heading_lev_collapsed"]    = 1;
-          node_int_["parent_ocn"]               = 1;
-          node_int_["parent_lev_markup"]        = 0;
+          node_heading_str_["is"]                       = "heading";
+          node_heading_str_["ocn"]                      = "0";
+          node_heading_str_["segment_anchor_tag"]       = "";
+          node_heading_str_["attrib"]                   = "";
+          node_heading_str_["marked_up_lev"]            = "B";
+          node_heading_int_["heading_lev_markup"]       = 1;
+          node_heading_int_["heading_lev_collapsed"]    = 1;
+          node_heading_int_["parent_ocn"]               = 1;
+          node_heading_int_["parent_lev_markup"]        = 0;
           the_endnotes_section["seg"] ~=
             set_abstract_object.contents_heading(
               "(skip) there are no Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [""],
             );
           the_endnotes_section["scroll"] ~=
             set_abstract_object.contents_heading(
               "(skip) there are no Endnotes",
-              node_str_,
-              node_int_,
+              node_heading_str_,
+              node_heading_int_,
               [""],
             );
         }
@@ -3888,14 +3897,14 @@ template SiSUdocAbstraction() {
           p_["lev_markup_number"] = DocStructMarkupHeading.h_text_1;
           p_["obj_cite_number"] = lv4;
         }
-        string[string] _node_str = [
+        string[string] _node_heading_str = [
           "is"                            : is_,
           "ocn"                           : to!string(obj_cite_number_),
           "marked_up_lev"                 : "",
           "segment_anchor_tag"            : to!string(segment_anchor_tag),
           "attrib"                        : "",
         ];
-        int[string] _node_int = [
+        int[string] _node_heading_int = [
           "ocn"                           : obj_cite_number_,
           "ptr_doc_object"                : 0,
           "ptr_html_segnames"             : 0,
@@ -3912,12 +3921,12 @@ template SiSUdocAbstraction() {
             writeln("- ", to!string(_node));
           }
         }
-        assert(_node_int["parent_lev_markup"] >= 4);         //
-        assert(_node_int["parent_lev_markup"] <= 7);         //
-        assert(_node_int["parent_ocn"] >= 0);      // hmm, perhaps         //
+        assert(_node_heading_int["parent_lev_markup"] >= 4);         //
+        assert(_node_heading_int["parent_lev_markup"] <= 7);         //
+        assert(_node_heading_int["parent_ocn"] >= 0);      // hmm, perhaps         //
         auto t = tuple(
-          _node_str,
-          _node_int,
+          _node_heading_str,
+          _node_heading_int,
         );
         return t;
       }
@@ -4031,14 +4040,14 @@ template SiSUdocAbstraction() {
         default:
           break;
         }
-        string[string] _node_str = [
+        string[string] _node_heading_str = [
           "is"                            : is_,
           "ocn"                           : to!string(obj_cite_number_),
           "marked_up_lev"                 : lev,
           "segment_anchor_tag"            : to!string(segment_anchor_tag),
           "attrib"                        : "",
         ];
-        int[string] _node_int = [
+        int[string] _node_heading_int = [
           "ocn"                           : obj_cite_number_,
           "ptr_doc_object"                : cntr_,
           "ptr_html_segnames"             : ((lev_markup_number == "4") ? html_segnames_ptr : 0),
@@ -4058,42 +4067,42 @@ template SiSUdocAbstraction() {
             writeln("* ", to!string(_node));
           }
         }
-        assert(_node_int["parent_lev_markup"] <= 7);
-        assert(_node_int["parent_ocn"] >= 0);
+        assert(_node_heading_int["parent_lev_markup"] <= 7);
+        assert(_node_heading_int["parent_ocn"] >= 0);
         if (match(lev_markup_number, rgx.levels_numbered_headings)) {
-          assert(_node_int["heading_lev_markup"] <= 7);         // issues
-          assert(to!int(_node_str["ocn"]) >= 0);
-          if (_node_int["parent_lev_markup"] > 0) {
-            assert(_node_int["parent_lev_markup"] < _node_int["heading_lev_markup"]);
-            if (to!int(_node_str["ocn"]) != 0) {
-              assert(_node_int["parent_ocn"] < to!int(_node_str["ocn"]));
+          assert(_node_heading_int["heading_lev_markup"] <= 7);         // issues
+          assert(to!int(_node_heading_str["ocn"]) >= 0);
+          if (_node_heading_int["parent_lev_markup"] > 0) {
+            assert(_node_heading_int["parent_lev_markup"] < _node_heading_int["heading_lev_markup"]);
+            if (to!int(_node_heading_str["ocn"]) != 0) {
+              assert(_node_heading_int["parent_ocn"] < to!int(_node_heading_str["ocn"]));
             }
           }
-          if (_node_int["heading_lev_markup"] == 0) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_A);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_B) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_A);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_C) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_B);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_D) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_C);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_1) {
-            assert(_node_int["parent_lev_markup"] <= DocStructMarkupHeading.h_sect_D);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_2) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_1);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_3) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_2);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_4) {
-            assert(_node_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_3);
-          } else if  (_node_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_5) {
-            // // writeln(to!int(_node_int["parent_lev_markup"]));
-            // // assert(to!int(_node_int["parent_lev_markup"]) >= 4);
-            // // assert(to!int(_node_int["parent_lev_markup"]) <= 7);
+          if (_node_heading_int["heading_lev_markup"] == 0) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_A);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_B) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_A);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_C) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_B);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_sect_D) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_sect_C);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_1) {
+            assert(_node_heading_int["parent_lev_markup"] <= DocStructMarkupHeading.h_sect_D);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_2) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_1);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_3) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_2);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_4) {
+            assert(_node_heading_int["parent_lev_markup"] == DocStructMarkupHeading.h_text_3);
+          } else if  (_node_heading_int["heading_lev_markup"] == DocStructMarkupHeading.h_text_5) {
+            // // writeln(to!int(_node_heading_int["parent_lev_markup"]));
+            // // assert(to!int(_node_heading_int["parent_lev_markup"]) >= 4);
+            // // assert(to!int(_node_heading_int["parent_lev_markup"]) <= 7);
           }
         }
         auto t = tuple(
-          _node_str,
-          _node_int,
+          _node_heading_str,
+          _node_heading_int,
         );
         return t;
       }