document headers & config: yaml introduced

- as toml alternative
- both toml & yaml (meta, conf, make) work

5 files changed, 868 insertions, 112 deletions

diff --git a/src/doc_reform/meta/conf_make_meta_structs.d b/src/doc_reform/meta/conf_make_meta_structs.d
index 6c230df..4dba388 100644
--- a/src/doc_reform/meta/conf_make_meta_structs.d
+++ b/src/doc_reform/meta/conf_make_meta_structs.d
@@ -239,95 +239,5 @@ struct ConfCompositePlus {
   ConfCompositeMakeStr        make_str;
   ConfCompositeSiteLocal      conf;
 }
-static string[] ptr_head_main
-  = [
-    "classify",
-    "creator",
-    "date",
-    "identifier",
-    "links",
-    "make",
-    "original",
-    "notes",
-    "rights",
-    "title"
-  ];
-static string[] ptr_head_sub_classify
-  = [
-    "dewey",
-    "keywords",
-    "loc",
-    "subject",
-    "topic_register"
-  ];
-static string[] ptr_head_sub_creator
-  = [
-    "author",
-    "author_email",
-    "cover",
-    "illustrator",
-    "translator"
-  ];
-static string[] ptr_head_sub_date
-  = [
-    "added_to_site",
-    "available",
-    "created",
-    "issued",
-    "modified",
-    "published",
-    "valid"
-  ];
-static string[] ptr_head_sub_identifier
-  = [
-    "isbn",
-    "oclc",
-    "pg"
-  ];
-/+ make +/
-static string[] ptr_head_sub_make
-  = [
-    "cover_image",
-    "home_button_image",
-    "home_button_text",
-    "footer", "headings",
-    "auto_num_top_at_level", "auto_num_top_lv", "auto_num_depth",
-    "breaks",
-    "substitute",
-    "bold",
-    "italics",
-    "emphasis",
-    "texpdf_font",
-    "css"
-  ];
-static string[] ptr_head_sub_notes
-  = [
-    "abstract",
-    "description"
-  ];
-static string[] ptr_head_sub_original
-  = [
-    "language",
-    "source",
-    "title"
-  ];
-static string[] ptr_head_sub_publisher
-  = [ "name" ];
-static string[] ptr_head_sub_rights
-  = [
-    "copyright",
-    "cover",
-    "illustrations",
-    "license"
-  ];
-static string[] ptr_head_sub_title
-  = [
-    "edition",
-    "full",
-    "language",
-    "main",
-    "note",
-    "sub"
-  ];
 JSONValue config_jsonstr = `{
 }`;
diff --git a/src/doc_reform/meta/conf_make_meta_toml.d b/src/doc_reform/meta/conf_make_meta_toml.d
index 6008996..0df63d3 100644
--- a/src/doc_reform/meta/conf_make_meta_toml.d
+++ b/src/doc_reform/meta/conf_make_meta_toml.d
@@ -2,9 +2,9 @@
   extract native/orig header return associative array<BR>
 
   the header is passed as text (lopped off top of a sisu markup file until the
-  required first heading ^A~), determine whether is a native header or sdlang one
-  with a regex check if whether it contains the "native header" required tag/field
-  @title: then process accordingly as a "native header" or "sdlang header"
+  required first heading ^A~), determine whether is a yaml header or toml one
+  with a regex check if whether it contains the "yaml header" required tag/field
+  title: then process accordingly as a "yaml header" or "toml header"
   converting the metadata and make instructions to a common json format used by
   program internally. Moved to associative array.
 +/
@@ -62,18 +62,18 @@ static template docHeaderMakeAndMetaTupTomlExtractAndConvertToStruct() {
   mixin contentJSONtoDocReformStruct;
   static auto rgx = Rgx();
   auto docHeaderMakeAndMetaTupTomlExtractAndConvertToStruct(CCm,Src,M)(
-    CCm     _make_and_meta_struct,
     Src     header_src,
+    CCm     _make_and_meta_struct,
     M       _manifest,
   ) {
-    TOMLDocument _doc;
+    TOMLDocument _doc_toml;
     if (header_src.match(rgx.toml_header_meta_title)) {
       debug (json) {
         writeln(">>> document header is toml, convert to JSON");
       }
-      _doc = parseTOML(cast(string)(header_src));
+      _doc_toml = parseTOML(cast(string)(header_src));
     }
-    auto _doc_json = _doc.toJSON;
+    auto _doc_json = _doc_toml.toJSON;
     auto _header_and_make_and_meta_struct
       = contentJSONtoDocReformStruct!()(_make_and_meta_struct, _doc_json, _manifest, "header");
     return _header_and_make_and_meta_struct;
diff --git a/src/doc_reform/meta/conf_make_meta_yaml.d b/src/doc_reform/meta/conf_make_meta_yaml.d
new file mode 100644
index 0000000..bb072a9
--- /dev/null
+++ b/src/doc_reform/meta/conf_make_meta_yaml.d
@@ -0,0 +1,818 @@
+/++
+  yaml headers<BR>
+  extract yaml header return struct
++/
+module doc_reform.meta.conf_make_meta_yaml;
+static template contentYAMLtoDocReformStruct() {
+  import
+    std.algorithm,
+    std.array,
+    std.exception,
+    std.regex,
+    std.stdio,
+    std.string,
+    std.traits,
+    std.typecons,
+    std.utf,
+    std.conv : to;
+  import
+    doc_reform.meta.conf_make_meta_structs,
+    doc_reform.meta.defaults,
+    doc_reform.meta.rgx;
+  ConfCompositePlus _struct_composite;
+  auto contentYAMLtoDocReformStruct(C,Y,M)(
+    C _struct_composite,
+    Y _yaml,
+    M _manifest,
+    string _identifier
+  ) {
+    mixin DocReformRgxInit;
+    static auto rgx = Rgx();
+    debug (yaml) {
+      writeln(">> --------------------------- >>");
+    }
+    confCompositeMakeBuild _mk;
+    /+ make ------------------------------------------------------------------- +/
+    if ("make" in _yaml
+      && _yaml["make"].type.sequence
+    ) {
+      if (_yaml["make"].type.mapping
+        && _yaml["make"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("bold" in _yaml["make"]
+          && _yaml["make"]["bold"].type.string
+          && _yaml["make"]["bold"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.bold = _yaml["make"]["bold"].get!string;
+        }
+        if ("breaks" in _yaml["make"]
+          && _yaml["make"]["breaks"].type.string
+          && _yaml["make"]["breaks"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.breaks = _yaml["make"]["breaks"].get!string;
+        }
+        if ("cover_image" in _yaml["make"]
+          && _yaml["make"]["cover_image"].type.string
+          && _yaml["make"]["cover_image"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.cover_image = _yaml["make"]["cover_image"].get!string;
+        }
+        if ("css" in _yaml["make"]
+          && _yaml["make"]["css"].type.string
+          && _yaml["make"]["css"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.css = _yaml["make"]["css"].get!string;
+        }
+        if ("emphasis" in _yaml["make"]
+          && _yaml["make"]["emphasis"].type.string
+          && _yaml["make"]["emphasis"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.emphasis = _yaml["make"]["emphasis"].get!string;
+        }
+        if ("footer" in _yaml["make"]
+          && _yaml["make"]["footer"].type.string
+          && _yaml["make"]["footer"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          char[][] __match_footer_array
+            = (cast(char[]) _yaml["make"]["footer"].get!string)
+              .split(rgx.make_heading_delimiter);
+          _struct_composite.make_str.footer = __match_footer_array.to!(string[]);
+        }
+        if ("headings" in _yaml["make"]
+          && _yaml["make"]["headings"].type.string
+          && _yaml["make"]["headings"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          char[][] __match_headings_array
+            = (cast(char[]) _yaml["make"]["headings"].get!string)
+              .split(rgx.make_heading_delimiter);
+          _struct_composite.make_str.headings = __match_headings_array.to!(string[]);
+        } else if ("headings" in _yaml["make"]
+          && _yaml["make"]["headings"].type.string
+          && _yaml["make"]["headings"].tag.match(rgx.yaml_tag_is_seq)
+        ) {
+          foreach(string identify_heading_level; _yaml["make"]["headings"]) {
+            _struct_composite.make_str.headings ~= identify_heading_level;
+          }
+        }
+        if ("home_button_image" in _yaml["make"]
+          && _yaml["make"]["home_button_image"].type.string
+          && _yaml["make"]["home_button_image"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          char[][] __match_home_button_image_array
+            = (cast(char[]) _yaml["make"]["home_button_image"].get!string)
+              .split(rgx.make_heading_delimiter);
+          _struct_composite.make_str.home_button_image = __match_home_button_image_array.to!(string[]);
+        }
+        if ("home_button_text" in _yaml["make"]
+          && _yaml["make"]["home_button_text"].type.string
+          && _yaml["make"]["home_button_text"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.home_button_text = _yaml["make"]["home_button_text"].get!string;
+        }
+        if ("italics" in _yaml["make"]
+          && _yaml["make"]["italics"].type.string
+          && _yaml["make"]["italics"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.italics = _yaml["make"]["italics"].get!string;
+        }
+        if ("auto_num_top_at_level" in _yaml["make"]
+          && _yaml["make"]["auto_num_top_at_level"].type.string
+          && _yaml["make"]["auto_num_top_at_level"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.make_str.auto_num_top_at_level = _yaml["make"]["auto_num_top_at_level"].get!string;
+          switch (_yaml["make"]["auto_num_top_at_level"].get!string) {
+          case "A":
+            break;
+          case "B": _struct_composite.make_str.auto_num_top_lv = 1;
+            break;
+          case "C": _struct_composite.make_str.auto_num_top_lv = 2;
+            break;
+          case "D": _struct_composite.make_str.auto_num_top_lv = 3;
+            break;
+          case "1": _struct_composite.make_str.auto_num_top_lv = 4;
+            break;
+          case "2": _struct_composite.make_str.auto_num_top_lv = 5;
+            break;
+          case "3": _struct_composite.make_str.auto_num_top_lv = 6;
+            break;
+          case "4": _struct_composite.make_str.auto_num_top_lv = 7;
+            break;
+          default:
+            break;
+          }
+        }
+        if ("auto_num_depth" in _yaml["make"]
+          && _yaml["make"]["auto_num_depth"].type.string
+          && _yaml["make"]["auto_num_depth"].tag.match(rgx.yaml_tag_is_int)
+        ) { // not sure implemented for documents
+          _struct_composite.make_str.auto_num_depth = _yaml["make"]["auto_num_depth"].get!int;
+        } else if ("auto_num_depth" in _yaml["make"]
+          && _yaml["make"]["auto_num_depth"].type.string
+          && _yaml["make"]["auto_num_depth"].tag.match(rgx.yaml_tag_is_str)
+        ) { // not sure implemented for documents
+          _struct_composite.make_str.auto_num_depth = _yaml["make"]["auto_num_depth"].get!int;
+        }
+        if ("texpdf_font" in _yaml["make"]
+          && _yaml["make"]["texpdf_font"].type.string
+        ) {
+          _struct_composite.make_str.texpdf_font = _yaml["make"]["texpdf_font"].get!string;
+        }
+      }
+      _struct_composite.make.bold                     = _mk.bold(_struct_composite.make_str.bold);
+      _struct_composite.make.breaks                   = _mk.breaks(_struct_composite.make_str.breaks);
+      _struct_composite.make.cover_image              = _mk.cover_image(_struct_composite.make_str.cover_image);
+      _struct_composite.make.css                      = _mk.css(_struct_composite.make_str.css);
+      _struct_composite.make.emphasis                 = _mk.emphasis(_struct_composite.make_str.emphasis);
+      _struct_composite.make.footer                   = _mk.footer(_struct_composite.make_str.footer);
+      _struct_composite.make.headings                 = _mk.headings(_struct_composite.make_str.headings);
+      _struct_composite.make.home_button_image        = _mk.home_button_image(_struct_composite.make_str.home_button_image);
+      _struct_composite.make.home_button_text         = _mk.home_button_text(_struct_composite.make_str.home_button_text);
+      _struct_composite.make.italics                  = _mk.italics(_struct_composite.make_str.italics);
+      _struct_composite.make.auto_num_top_at_level    = _mk.auto_num_top_at_level(_struct_composite.make_str.auto_num_top_at_level);
+      _struct_composite.make.auto_num_top_lv          = _mk.auto_num_top_lv(_struct_composite.make_str.auto_num_top_lv);
+      _struct_composite.make.auto_num_depth           = _mk.auto_num_depth(_struct_composite.make_str.auto_num_depth);
+      _struct_composite.make.substitute               = _mk.substitute(_struct_composite.make_str.substitute);
+      _struct_composite.make.texpdf_font              = _mk.texpdf_font(_struct_composite.make_str.texpdf_font);
+    }
+    
+    /+ conf ------------------------------------------------------------------- +/
+    if ("webserv" in _yaml
+      && _yaml["webserv"].type.sequence
+    ) {
+      if (_yaml["webserv"].type.mapping
+        && _yaml["webserv"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("url_root" in _yaml["webserv"]
+          && _yaml["webserv"]["url_root"].type.string
+          && _yaml["webserv"]["url_root"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_url_doc_root = _yaml["webserv"]["url_root"].get!string;
+          if (auto m = _struct_composite.conf.webserv_url_doc_root.match(rgx.webserv_url_doc_root)) {
+            _struct_composite.conf.webserv_url_domain = m.captures[2].to!string;
+            _struct_composite.conf.webserv_url_doc_path = m.captures[3].to!string;
+          }
+        }
+        if ("images" in _yaml["webserv"]
+          && _yaml["webserv"]["images"].type.string
+          && _yaml["webserv"]["images"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_images = _yaml["webserv"]["images"].get!string;
+        }
+        if ("cgi" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi"].type.string
+          && _yaml["webserv"]["cgi"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi = _yaml["webserv"]["cgi"].get!string;
+        }
+        if ("cgi_host" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi_host"].type.string
+          && _yaml["webserv"]["cgi_host"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi_host = _yaml["webserv"]["cgi_host"].get!string;
+        }
+        if ("cgi_host_path" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi_host_path"].type.string
+          && _yaml["webserv"]["cgi_host_path"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi_host_path = _yaml["webserv"]["cgi_host_path"].get!string;
+        }
+        if ("cgi_port" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi_port"].type.string
+          && _yaml["webserv"]["cgi_port"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi_port = _yaml["webserv"]["cgi_port"].get!string;
+        }
+        if ("cgi_user" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi_user"].type.string
+          && _yaml["webserv"]["cgi_user"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi_user = _yaml["webserv"]["cgi_user"].get!string;
+        }
+        if ("cgi_file_links" in _yaml["webserv"]
+          && _yaml["webserv"]["cgi_file_links"].type.string
+          && _yaml["webserv"]["cgi_file_links"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.webserv_cgi_file_links = _yaml["webserv"]["cgi_file_links"].get!string;
+        }
+      }
+    }
+    if ("processing" in _yaml
+      && _yaml["processing"].type.sequence
+    ) {
+      if (_yaml["processing"].type.mapping
+        && _yaml["processing"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("path" in _yaml["processing"]
+          && _yaml["processing"]["path"].type.string
+          && _yaml["processing"]["path"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.processing_path = _yaml["processing"]["path"].get!string;
+        }
+        if ("dir" in _yaml["processing"]
+          && _yaml["processing"]["dir"].type.string
+          && _yaml["processing"]["dir"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.processing_dir = _yaml["processing"]["dir"].get!string;
+        }
+        if ("concord_max" in _yaml["processing"]
+          && _yaml["processing"]["concord_max"].type.string
+          && _yaml["processing"]["concord_max"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.processing_concord_max = _yaml["processing"]["concord_max"].get!string;
+        }
+      }
+    }
+    if ("flag" in _yaml
+      && _yaml["flag"].type.sequence
+    ) {
+      if (_yaml["flag"].type.mapping
+        && _yaml["flag"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("act1" in _yaml["flag"]
+          && _yaml["flag"]["act1"].type.string
+          && _yaml["flag"]["act1"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act1 = _yaml["flag"]["act1"].get!string;
+        }
+        if ("act0" in _yaml["flag"]
+          && _yaml["flag"]["act0"].type.string
+          && _yaml["flag"]["act0"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act0 = _yaml["flag"]["act0"].get!string;
+        }
+        if ("act2" in _yaml["flag"]
+          && _yaml["flag"]["act2"].type.string
+          && _yaml["flag"]["act2"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act2 = _yaml["flag"]["act2"].get!string;
+        }
+        if ("act3" in _yaml["flag"]
+          && _yaml["flag"]["act3"].type.string
+          && _yaml["flag"]["act3"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act3 = _yaml["flag"]["act3"].get!string;
+        }
+        if ("act4" in _yaml["flag"]
+          && _yaml["flag"]["act4"].type.string
+          && _yaml["flag"]["act4"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act4 = _yaml["flag"]["act4"].get!string;
+        }
+        if ("act5" in _yaml["flag"]
+          && _yaml["flag"]["act5"].type.string
+          && _yaml["flag"]["act5"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act5 = _yaml["flag"]["act5"].get!string;
+        }
+        if ("act6" in _yaml["flag"]
+          && _yaml["flag"]["act6"].type.string
+          && _yaml["flag"]["act6"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act6 = _yaml["flag"]["act6"].get!string;
+        }
+        if ("act7" in _yaml["flag"]
+          && _yaml["flag"]["act7"].type.string
+          && _yaml["flag"]["act7"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act7 = _yaml["flag"]["act7"].get!string;
+        }
+        if ("act8" in _yaml["flag"]
+          && _yaml["flag"]["act8"].type.string
+          && _yaml["flag"]["act8"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act8 = _yaml["flag"]["act8"].get!string;
+        }
+        if ("act9" in _yaml["flag"]
+          && _yaml["flag"]["act9"].type.string
+          && _yaml["flag"]["act9"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.flag_act9 = _yaml["flag"]["act9"].get!string;
+        }
+      }
+    }
+    if ("default" in _yaml
+      && _yaml["default"].type.sequence
+    ) {
+      if (_yaml["default"].type.mapping
+        && _yaml["default"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("papersize" in _yaml["default"]
+          && _yaml["default"]["papersize"].type.string
+          && _yaml["default"]["papersize"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.default_papersize = _yaml["default"]["papersize"].get!string;
+        }
+        if ("text_wrap" in _yaml["default"]
+          && _yaml["default"]["text_wrap"].type.string
+          && _yaml["default"]["text_wrap"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.default_text_wrap = _yaml["default"]["text_wrap"].get!string;
+        }
+        if ("emphasis" in _yaml["default"]
+          && _yaml["default"]["emphasis"].type.string
+          && _yaml["default"]["emphasis"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.default_emphasis = _yaml["default"]["emphasis"].get!string;
+        }
+        if ("language" in _yaml["default"]
+          && _yaml["default"]["language"].type.string
+          && _yaml["default"]["language"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.default_language = _yaml["default"]["language"].get!string;
+        }
+        if ("digest" in _yaml["default"]
+          && _yaml["default"]["digest"].type.string
+          && _yaml["default"]["digest"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.default_digest = _yaml["default"]["digest"].get!string;
+        }
+      }
+    }
+    if ("search" in _yaml
+      && _yaml["search"].type.sequence
+    ) {
+      if (_yaml["search"].type.mapping
+        && _yaml["search"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("flag" in _yaml["search"]
+          && _yaml["search"]["flag"].type.string
+          && _yaml["search"]["flag"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.search_flag = _yaml["search"]["flag"].get!string;
+        }
+        if ("action" in _yaml["search"]
+          && _yaml["search"]["action"].type.string
+          && _yaml["search"]["action"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.search_action = _yaml["search"]["action"].get!string;
+        }
+        if ("db" in _yaml["search"]
+          && _yaml["search"]["db"].type.string
+          && _yaml["search"]["db"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.search_db = _yaml["search"]["db"].get!string;
+        }
+        if ("title" in _yaml["search"]
+          && _yaml["search"]["title"].type.string
+          && _yaml["search"]["title"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.conf.search_title = _yaml["search"]["title"].get!string;
+        }
+      }
+    }
+    /+ meta ------------------------------------------------------------------- +/
+    if (_struct_composite.meta.creator_author.empty) {
+      if ("creator" in _yaml
+        && _yaml["creator"].type.sequence
+      ) {
+        if (_yaml["creator"].type.mapping
+          && _yaml["creator"].tag.match(rgx.yaml_tag_is_map)
+        ) {
+          if ("author" in _yaml["creator"]
+            && _yaml["creator"]["author"].type.string
+            && _yaml["creator"]["author"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.creator_author = _yaml["creator"]["author"].get!string;
+          }
+          if ("email" in _yaml["creator"]
+            && _yaml["creator"]["email"].type.string
+            && _yaml["creator"]["email"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.creator_author_email = _yaml["creator"]["email"].get!string;
+          }
+          if ("illustrator" in _yaml["creator"]
+            && _yaml["creator"]["illustrator"].type.string
+            && _yaml["creator"]["illustrator"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.creator_illustrator = _yaml["creator"]["illustrator"].get!string;
+          }
+          if ("translator" in _yaml["creator"]
+            && _yaml["creator"]["translator"].type.string
+            && _yaml["creator"]["translator"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.creator_translator = _yaml["creator"]["translator"].get!string;
+          }
+        } else if (_yaml["creator"].type.string
+          && _yaml["creator"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.creator_author = _yaml["creator"].get!string;
+        }
+      }
+      string[] author_arr;
+      string[][string] authors_hash_arr = [ "first" : [], "last" : [], "full" : [], "last_first" : [], "as_input" : [] ];
+      string[] authors_raw_arr
+        = _struct_composite.meta.creator_author.split(rgx.arr_delimiter);
+      auto _lastname = appender!(char[])();
+      foreach (author_raw; authors_raw_arr) {
+        author_arr                   ~= author_raw.replace(rgx.raw_author_munge, "$2 $1");
+        authors_hash_arr["first"]    ~= author_raw.replace(rgx.raw_author_munge, "$2");
+        authors_hash_arr["last"]     ~= author_raw.replace(rgx.raw_author_munge, "$1");
+        authors_hash_arr["full"]     ~= author_raw.replace(rgx.raw_author_munge, "$2 $1");
+        authors_hash_arr["as_input"] ~= author_raw;
+        if (auto m = author_raw.match(rgx.raw_author_munge)) {
+          (m.captures[1]).map!toUpper.copy(_lastname);
+          authors_hash_arr["last_first"] ~= _lastname.data.to!string ~ ", " ~ m.captures[2];
+          _lastname = appender!(char[])();
+        }
+      }
+      _struct_composite.meta.creator_author_arr = author_arr;
+      _struct_composite.meta.creator_author     = author_arr.join(", ").chomp.chomp;
+      _struct_composite.meta.creator_author_surname = authors_hash_arr["last"][0];
+      string _author_name_last_first = authors_hash_arr["last_first"].join("; ").chomp.chomp;
+      _struct_composite.meta.creator_author_surname_fn = (_author_name_last_first.length > 0)
+      ? _author_name_last_first
+      : authors_hash_arr["as_input"].join("; ").chomp.chomp;
+    }
+    if (_struct_composite.meta.title_main.empty) {
+      if ("title" in _yaml
+        && _yaml["title"].type.sequence
+      ) {
+        if (_yaml["title"].type.mapping
+          && _yaml["title"].tag.match(rgx.yaml_tag_is_map)
+        ) {
+          if ("main" in _yaml["title"]
+            && _yaml["title"]["main"].type.string
+            && _yaml["title"]["main"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_main = _yaml["title"]["main"].get!string;
+          } else if ("title" in _yaml["title"]
+            && _yaml["title"]["title"].type.string
+            && _yaml["title"]["title"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_main = _yaml["title"]["title"].get!string;
+          }
+          if ("edition" in _yaml["title"]
+            && _yaml["title"]["edition"].type.string
+            && _yaml["title"]["edition"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_edition = _yaml["title"]["edition"].get!string;
+          }
+          if ("full" in _yaml["title"]
+            && _yaml["title"]["full"].type.string
+            && _yaml["title"]["full"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_full = _yaml["title"]["full"].get!string;
+          }
+          if ("language" in _yaml["title"]
+            && _yaml["title"]["language"].type.string
+            && _yaml["title"]["language"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_language = _yaml["title"]["language"].get!string;
+          }
+          if ("note" in _yaml["title"]
+            && _yaml["title"]["note"].type.string
+            && _yaml["title"]["note"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_note = _yaml["title"]["note"].get!string;
+          }
+          if ("subtitle" in _yaml["title"]
+            && _yaml["title"]["subtitle"].type.string
+            && _yaml["title"]["subtitle"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_subtitle = _yaml["title"]["subtitle"].get!string;
+          } else if ("sub" in _yaml["title"]
+            && _yaml["title"]["sub"].type.string
+            && _yaml["title"]["sub"].tag.match(rgx.yaml_tag_is_str)
+          ) {
+            _struct_composite.meta.title_subtitle = _yaml["title"]["sub"].get!string;
+          }
+        } else if (
+          _yaml["title"].type.string
+          && _yaml["title"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.title_main = _yaml["title"].get!string;
+        }
+      }
+      _struct_composite.meta.title_sub = _struct_composite.meta.title_subtitle;
+      if ((!(_struct_composite.meta.title_subtitle.empty))
+      && (_struct_composite.meta.title_sub.empty)) {
+        _struct_composite.meta.title_sub = _struct_composite.meta.title_subtitle;
+      }
+      _struct_composite.meta.title_full = (_struct_composite.meta.title_subtitle.empty)
+      ? _struct_composite.meta.title_main
+      : format(
+          "%s - %s",
+          _struct_composite.meta.title_main,
+          _struct_composite.meta.title_subtitle,
+        );
+    }
+    if ("classify" in _yaml
+      && _yaml["classify"].type.sequence
+    ) {
+      if (_yaml["classify"].type.mapping
+        && _yaml["classify"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("dewey" in _yaml["classify"]
+          && _yaml["classify"]["dewey"].type.string
+          && _yaml["classify"]["dewey"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.classify_dewey = _yaml["classify"]["dewey"].get!string;
+        }
+        if ("loc" in _yaml["classify"]
+          && _yaml["classify"]["loc"].type.string
+          && _yaml["classify"]["loc"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.classify_loc = _yaml["classify"]["loc"].get!string;
+        }
+        if ("keywords" in _yaml["classify"]
+          && _yaml["classify"]["keywords"].type.string
+          && _yaml["classify"]["keywords"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.classify_keywords = _yaml["classify"]["keywords"].get!string;
+        }
+        if ("topic_register" in _yaml["classify"]
+          && _yaml["classify"]["topic_register"].type.string
+          && _yaml["classify"]["topic_register"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.classify_topic_register = _yaml["classify"]["topic_register"].get!string;
+          string[] main_topics_ = _struct_composite.meta.classify_topic_register.strip.split(rgx.topic_register_main_terms_split);
+          string[] topics;
+          string   topics_tmp;
+          string[] multiple_sub_terms;
+          foreach (mt; main_topics_) {
+            topics_tmp = mt.replaceAll(rgx.topic_register_main_term_plus_rest_split,    mkup.sep);
+            if (auto m = topics_tmp.match(rgx.topic_register_multiple_sub_terms_split)) {
+              multiple_sub_terms = m.captures[1].split(rgx.topic_register_sub_terms_split);
+              foreach (subterm; multiple_sub_terms) {
+                topics ~= m.captures.pre ~ mkup.sep ~ subterm;
+              }
+            } else {
+              topics ~= topics_tmp;
+            }
+          }
+          // writeln("--> ", topics);
+          _struct_composite.meta.classify_topic_register_arr = topics;
+        }
+      }
+    }
+    if ("date" in _yaml
+      && _yaml["date"].type.sequence
+    ) {
+      if (_yaml["date"].type.mapping
+        && _yaml["date"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("added_to_site" in _yaml["date"]
+          && _yaml["date"]["added_to_site"].type.string
+          && _yaml["date"]["added_to_site"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_added_to_site = _yaml["date"]["added_to_site"].get!string;
+        }
+        if ("available" in _yaml["date"]
+          && _yaml["date"]["available"].type.string
+          && _yaml["date"]["available"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_available = _yaml["date"]["available"].get!string;
+        }
+        if ("created" in _yaml["date"]
+          && _yaml["date"]["created"].type.string
+          && _yaml["date"]["created"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_created = _yaml["date"]["created"].get!string;
+        }
+        if ("issued" in _yaml["date"]
+          && _yaml["date"]["issued"].type.string
+          && _yaml["date"]["issued"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_issued = _yaml["date"]["issued"].get!string;
+        }
+        if ("modified" in _yaml["date"]
+          && _yaml["date"]["modified"].type.string
+          && _yaml["date"]["modified"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_modified = _yaml["date"]["modified"].get!string;
+        }
+        if ("published" in _yaml["date"]
+          && _yaml["date"]["published"].type.string
+          && _yaml["date"]["published"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_published = _yaml["date"]["published"].get!string;
+        }
+        if ("valid" in _yaml["date"]
+          && _yaml["date"]["valid"].type.string
+          && _yaml["date"]["valid"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.date_valid = _yaml["date"]["valid"].get!string;
+        }
+      }
+    }
+    _struct_composite.meta.language_document_char = _manifest.src.language; // move
+    if ("links" in _yaml) {
+      // if ("" in _yaml["links"]) {
+      //   _struct_composite.meta.links_ = _yaml["links"][""].str;
+      // }
+    }
+    if ("notes" in _yaml
+      && _yaml["notes"].type.sequence
+    ) {
+      if (_yaml["notes"].type.mapping
+        && _yaml["notes"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("abstract" in _yaml["notes"]
+          && _yaml["notes"]["abstract"].type.string
+          && _yaml["notes"]["abstract"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.notes_abstract = _yaml["notes"]["abstract"].get!string;
+        }
+        if ("description" in _yaml["notes"]
+          && _yaml["notes"]["description"].type.string
+          && _yaml["notes"]["description"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.notes_description = _yaml["notes"]["description"].get!string;
+        }
+      }
+    }
+    if ("original" in _yaml
+      && _yaml["original"].type.sequence
+    ) {
+      if (_yaml["original"].type.mapping
+        && _yaml["original"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("language" in _yaml["original"]
+          && _yaml["original"]["language"].type.string
+          && _yaml["original"]["language"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.original_language = _yaml["original"]["language"].get!string;
+        }
+        if ("language_char" in _yaml["original"]
+          && _yaml["original"]["language_char"].type.string
+          && _yaml["original"]["language_char"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.original_language_char = _yaml["original"]["language_char"].get!string;
+        }
+        if ("source" in _yaml["original"]
+          && _yaml["original"]["source"].type.string
+          && _yaml["original"]["source"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.original_source = _yaml["original"]["source"].get!string;
+        }
+        if ("title" in _yaml["original"]
+          && _yaml["original"]["title"].type.string
+          && _yaml["original"]["title"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.original_title = _yaml["original"]["title"].get!string;
+        }
+      }
+    }
+    if ("publisher" in _yaml) {
+      // if ("" in _yaml["publisher"]) {
+      //   _struct_composite.meta.publisher = _yaml["publisher"][""].str;
+      // }
+    }
+    if ("rights" in _yaml
+      && _yaml["rights"].type.sequence
+    ) {
+      if (_yaml["rights"].type.mapping
+        && _yaml["rights"].tag.match(rgx.yaml_tag_is_map)
+      ) {
+        if ("copyright" in _yaml["rights"]
+          && _yaml["rights"]["copyright"].type.string
+          && _yaml["rights"]["copyright"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright = _yaml["rights"]["copyright"].get!string;
+        }
+        if ("copyright_text" in _yaml["rights"]
+          && _yaml["rights"]["copyright_text"].type.string
+          && _yaml["rights"]["copyright_text"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_text = _yaml["rights"]["copyright_text"].get!string;
+        }
+        if ("copyright_audio" in _yaml["rights"]
+          && _yaml["rights"]["copyright_audio"].type.string
+          && _yaml["rights"]["copyright_audio"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_audio = _yaml["rights"]["copyright_audio"].get!string;
+        }
+        if ("copyright_cover" in _yaml["rights"]
+          && _yaml["rights"]["copyright_cover"].type.string
+          && _yaml["rights"]["copyright_cover"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_cover = _yaml["rights"]["copyright_cover"].get!string;
+        }
+        if ("copyright_illustrations" in _yaml["rights"]
+          && _yaml["rights"]["copyright_illustrations"].type.string
+          && _yaml["rights"]["copyright_illustrations"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_illustrations = _yaml["rights"]["copyright_illustrations"].get!string;
+        }
+        if ("copyright_photographs" in _yaml["rights"]
+          && _yaml["rights"]["copyright_photographs"].type.string
+          && _yaml["rights"]["copyright_photographs"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_photographs = _yaml["rights"]["copyright_photographs"].get!string;
+        }
+        if ("copyright_translation" in _yaml["rights"]
+          && _yaml["rights"]["copyright_translation"].type.string
+          && _yaml["rights"]["copyright_translation"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_translation = _yaml["rights"]["copyright_translation"].get!string;
+        }
+        if ("copyright_video" in _yaml["rights"]
+          && _yaml["rights"]["copyright_video"].type.string
+          && _yaml["rights"]["copyright_video"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_copyright_video = _yaml["rights"]["copyright_video"].get!string;
+        }
+        if ("license" in _yaml["rights"]
+          && _yaml["rights"]["license"].type.string
+          && _yaml["rights"]["license"].tag.match(rgx.yaml_tag_is_str)
+        ) {
+          _struct_composite.meta.rights_license = _yaml["rights"]["license"].get!string;
+        }
+      }
+    }
+    return _struct_composite;
+  }
+}
+static template configParseYAMLreturnDocReformStruct() {
+  import dyaml;
+  import
+    doc_reform.meta.conf_make_meta_structs,
+    doc_reform.meta.conf_make_meta_json;
+  mixin contentYAMLtoDocReformStruct;
+  auto configParseYAMLreturnDocReformStruct(T,CCm,M)(
+    T       _document_struct,
+    CCm     _make_and_meta_struct,
+    M       _manifest
+  ){
+    Node yaml_root = Loader.fromString(_document_struct.content).load();
+    _make_and_meta_struct
+      = contentYAMLtoDocReformStruct!()(_make_and_meta_struct, yaml_root, _manifest, _document_struct.filename); // struct from yaml
+    return _make_and_meta_struct;
+  }
+}
+static template docHeaderMakeAndMetaTupYamlExtractAndConvertToStruct() {
+  import
+    std.exception,
+    std.regex,
+    std.stdio,
+    std.traits,
+    std.typecons,
+    std.utf,
+    std.conv : to;
+  import
+    dyaml;
+  import
+    doc_reform.meta.conf_make_meta_structs,
+    doc_reform.meta.conf_make_meta_json,
+    doc_reform.meta.rgx;
+  mixin DocReformRgxInit;
+  mixin contentJSONtoDocReformStruct;
+  static auto rgx = Rgx();
+  auto docHeaderMakeAndMetaTupYamlExtractAndConvertToStruct(CCm,Src,M)(
+    Src     header_src,
+    CCm     _make_and_meta_struct,
+    M       _manifest,
+  ) {
+    Node _yaml_root;
+    if (header_src.match(rgx.yaml_header_meta_title)) {
+      debug (yaml) {
+        writeln(">>> document header is yaml, consider converting to JSON");
+      }
+      import dyaml;
+      _yaml_root = Loader.fromString(header_src).load();
+    }
+    auto _header_and_make_and_meta_struct
+      = contentYAMLtoDocReformStruct!()(_make_and_meta_struct, _yaml_root, _manifest, "header");
+    return _header_and_make_and_meta_struct;
+  }
+}
diff --git a/src/doc_reform/meta/metadoc.d b/src/doc_reform/meta/metadoc.d
index c597963..9adc0c2 100644
--- a/src/doc_reform/meta/metadoc.d
+++ b/src/doc_reform/meta/metadoc.d
@@ -11,10 +11,8 @@ template DocReformAbstraction() {
     doc_reform.meta.metadoc_harvest,
     doc_reform.meta.metadoc_harvests_authors,
     doc_reform.meta.metadoc_harvests_topics,
-    doc_reform.meta.metadoc_summary,
     doc_reform.meta.metadoc_from_src,
     doc_reform.meta.conf_make_meta_structs,
-    doc_reform.meta.conf_make_meta_toml,
     doc_reform.meta.conf_make_meta_json,
     doc_reform.meta.defaults,
     doc_reform.meta.doc_debugs,
@@ -28,7 +26,7 @@ template DocReformAbstraction() {
   mixin DocReformBiblio;
   mixin DocReformRgxInitFlags;
   mixin outputHub;
-  enum headBody { header, body_content, insert_file_list, image_list }
+  enum headBody { header, body_content, header_type, insert_file_list, image_list }
   enum makeMeta { make, meta }
   enum docAbst  { doc_abstract_obj, doc_has }
   static auto rgx = Rgx();
@@ -41,11 +39,23 @@ template DocReformAbstraction() {
     ConfCompositePlus _make_and_meta_struct;
     { /+ document config file +/
       auto _config_document_struct = readConfigDoc!()(_manifest, _env);
-      _make_and_meta_struct = _config_document_struct.configParseTOMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      if (_config_document_struct.filetype == "yaml") {
+        import doc_reform.meta.conf_make_meta_yaml;
+        _make_and_meta_struct = _config_document_struct.configParseYAMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      } else if (_config_document_struct.filetype == "toml") {
+        import doc_reform.meta.conf_make_meta_toml;
+        _make_and_meta_struct = _config_document_struct.configParseTOMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      }
     }
     { /+ local site config +/
       auto _config_local_site_struct = readConfigSite!()(_manifest, _env);
-      _make_and_meta_struct = _config_local_site_struct.configParseTOMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      if (_config_local_site_struct.filetype == "yaml") {
+        import doc_reform.meta.conf_make_meta_yaml;
+        _make_and_meta_struct = _config_local_site_struct.configParseYAMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      } else if (_config_local_site_struct.filetype == "toml") {
+        import doc_reform.meta.conf_make_meta_toml;
+        _make_and_meta_struct = _config_local_site_struct.configParseTOMLreturnDocReformStruct!()(_make_and_meta_struct, _manifest);
+      }
     }
     /+ ↓ read file (filename with path) +/
     /+ ↓ file tuple of header and content +/
@@ -58,7 +68,7 @@ template DocReformAbstraction() {
     auto _header_body_insertfilelist_imagelist
       = DocReformRawMarkupContent!()(_opt_action, _manifest.src.path_and_fn);
     static assert(!isTypeTuple!(_header_body_insertfilelist_imagelist));
-    static assert(_header_body_insertfilelist_imagelist.length==4);
+    static assert(_header_body_insertfilelist_imagelist.length==5);
     if ((_opt_action.debug_do)
     || (_opt_action.very_verbose)
     ) {
@@ -73,14 +83,25 @@ template DocReformAbstraction() {
     if ((_opt_action.debug_do)
     || (_opt_action.very_verbose)
     ) {
-      writeln("step2 commence → (read document header - toml, return struct)");
+      writeln("step2 commence → (read document header - yaml or toml, return struct)");
+    }
+    if (_header_body_insertfilelist_imagelist[headBody.header_type] == "toml") {
+      import doc_reform.meta.conf_make_meta_toml;
+      _make_and_meta_struct =
+        docHeaderMakeAndMetaTupTomlExtractAndConvertToStruct!()(
+          _header_body_insertfilelist_imagelist[headBody.header],
+          _make_and_meta_struct,
+          _manifest,
+        );
+    } else if (_header_body_insertfilelist_imagelist[headBody.header_type] == "yaml") {
+      import doc_reform.meta.conf_make_meta_yaml;
+      _make_and_meta_struct =
+        docHeaderMakeAndMetaTupYamlExtractAndConvertToStruct!()(
+          _header_body_insertfilelist_imagelist[headBody.header],
+          _make_and_meta_struct,
+          _manifest,
+        );
     }
-    _make_and_meta_struct =
-    docHeaderMakeAndMetaTupTomlExtractAndConvertToStruct!()(
-      _make_and_meta_struct,
-      _header_body_insertfilelist_imagelist[headBody.header],
-      _manifest,
-    );
     if ((_opt_action.debug_do)
     || (_opt_action.very_verbose)
     ) {
@@ -117,7 +138,7 @@ template DocReformAbstraction() {
       auto generator_program() {
         struct Prog_ {
           string project_name() {
-            return program_info.project;
+            return "DocReform";
           }
           string name() {
             return program_info.name;
diff --git a/src/doc_reform/meta/rgx.d b/src/doc_reform/meta/rgx.d
index 926f2c6..bad5b52 100644
--- a/src/doc_reform/meta/rgx.d
+++ b/src/doc_reform/meta/rgx.d
@@ -11,6 +11,10 @@ static template DocReformRgxInit() {
     static flag_action                                    = ctRegex!(`^(--[a-z][a-z0-9-]+)$`);
     static flag_action_str                                = ctRegex!(` (--[a-z][a-z0-9-]+)`);
     static within_quotes                                  = ctRegex!(`"(.+?)"`, "m");
+    static yaml_tag_is_str                                = ctRegex!(`:str$`);
+    static yaml_tag_is_int                                = ctRegex!(`:int$`);
+    static yaml_tag_is_map                                = ctRegex!(`:map$`);
+    static yaml_tag_is_seq                                = ctRegex!(`:seq$`);
     static make_heading_delimiter                         = ctRegex!(`[;][ ]*`);
     static arr_delimiter                                  = ctRegex!(`[ ]*[;][ ]*`);
     static name_delimiter                                 = ctRegex!(`^([^,]+)[ ]*,[ ]+(.+?)$`);
@@ -45,7 +49,10 @@ static template DocReformRgxInit() {
     static variable_doc_title                             = ctRegex!(`@title`);
     static variable_doc_author                            = ctRegex!(`@author|@creator`);
     static raw_author_munge                               = ctRegex!(`(?P<last>\S.+?),\s+(?P<first>.+)`,"i");
-    static toml_header_meta_title                         = ctRegex!(`^\s*(title\s*=\s*"|\[title\])`, "m");
+    static toml_header_meta_title                         = ctRegex!(`^\s*(?:title\s*=\s*"|\[title\])`, "m");
+    static yaml_header_meta_title                         = ctRegex!(`^\s*(?:title\s*:\s*(?:"?\w|$))`, "m");
+    static toml_config                                    = ctRegex!(`^\s*(?:[a-z]+\s*=\s*"|\[\w+?\])`, "m");
+    static yaml_config                                    = ctRegex!(`^[a-z]+\s*:\s*(?:"?\w|$)`, "m");
     /+ heading & paragraph operators +/
     static heading_a                                      = ctRegex!(`^:?[A][~] `, "m");
     static heading                                        = ctRegex!(`^:?([A-D1-4])[~]([a-z0-9_.-]*[?]?)\s+`,"i");