debug flags, narrow purpose

12 files changed, 236 insertions, 138 deletions

diff --git a/org/out_latex.org b/org/out_latex.org
index ab4ccd2..fcd5061 100644
--- a/org/out_latex.org
+++ b/org/out_latex.org
@@ -132,7 +132,7 @@ void writeOutputLaTeX(T,M)(
   auto pth_latex = spinePathsLaTeX(doc_matters);
   try {
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_latex
       && doc_matters.opt.action.verbose) {
         writeln(latex_content.head);
         writeln(latex_content.content);
@@ -1695,9 +1695,9 @@ string _latex_head = format(q"┃%%%% spine LaTeX output
 #+NAME: output_latex_head_a_format_string_variables
 #+BEGIN_SRC d
 ┃",
-  doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.name_and_version.strip,
-  doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.compiler.strip,
-  doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.stime.strip,
+  doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.name_and_version.strip,
+  doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.compiler.strip,
+  doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.stime.strip,
   doc_matters.generator_program.project_name.strip,
   doc_matters.generator_program.url_home.strip,
   paper_size_orientation_latex.strip,
@@ -1904,7 +1904,7 @@ case "backmatter":
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_latex
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
diff --git a/org/out_sqlite.org b/org/out_sqlite.org
index 36c0efd..d5fbe7b 100644
--- a/org/out_sqlite.org
+++ b/org/out_sqlite.org
@@ -158,7 +158,7 @@ template SQLiteDbRun() {
       writeln("ERROR SQLite : ", ex);
     }
     { /+ debug +/
-      if (opt_action.debug_do
+      if (opt_action.debug_do_sqlite
       && opt_action.verbose) {
         writeln(note);
         if (opt_action.very_verbose) {
@@ -519,7 +519,7 @@ string generic_munge_sanitize_text_for_search(
     _txt ~= _urls;
   }
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       writeln(_txt, "\n");
     }
@@ -576,7 +576,7 @@ string munge_html(M,O)(
   string _urls;
   string _txt = _html_font_face(_html_special_characters(obj.text));
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       writeln(_txt, "\n");
     }
@@ -1205,7 +1205,7 @@ string[string] heading(M,O)(
     "html": html_heading(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1234,7 +1234,7 @@ string[string] para(M,O)(
     "html": html_para(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1263,7 +1263,7 @@ string[string] quote(M,O)(
     "html": html_quote(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1291,7 +1291,7 @@ string[string] group(M,O)(
     "html": html_group(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1320,7 +1320,7 @@ string[string] block(M,O)(
     "html": html_block(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1349,7 +1349,7 @@ string[string] verse(M,O)(
     "html": html_verse(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1378,7 +1378,7 @@ string[string] code(M,O)(
     "html": html_code(obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1407,7 +1407,7 @@ string[string] table(M,O)(
     "html": html_table(doc_matters, obj)
   ];
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_sqlite
     && doc_matters.opt.action.verbose) {
       debug(sql_txt) {
         writeln(obj_txt["text"]);
@@ -1443,7 +1443,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_sqlite
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
             }
@@ -1453,7 +1453,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
         break;
       default:
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
           }
@@ -1478,7 +1478,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_sqlite
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
             }
@@ -1510,7 +1510,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_sqlite
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
             }
@@ -1520,7 +1520,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
         break;
       default:
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
           }
@@ -1550,7 +1550,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_sqlite
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
             }
@@ -1560,7 +1560,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
         break;
       default:
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
           }
@@ -1572,7 +1572,7 @@ foreach (part; doc_matters.has.keys_seq.sql) {
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_sqlite
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part); // check where empty value could come from
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
diff --git a/org/out_src_pod.org b/org/out_src_pod.org
index 7e45825..d08cbcc 100644
--- a/org/out_src_pod.org
+++ b/org/out_src_pod.org
@@ -181,7 +181,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
         zip = pod_archive("file_path_bin", fn_src_in, fn_src_out_pod_zip_base, zip);
       }
     } else {
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_pod
       && doc_matters.opt.action.verbose) {
         writeln("WARNING (io) src out NOT found (image): ", fn_src_in);
       }
@@ -208,7 +208,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
       zip = pod_archive("file_path_text", fn_src_in, fn_src_out_pod_zip_base, zip);
     }
   } else {
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_pod
     && doc_matters.opt.action.verbose) {
       writeln("WARNING (io) src out NOT found (document make): ", fn_src_in);
     }
@@ -235,7 +235,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
         = File(pths_pod.fn_pod_filelist(doc_matters.src.filename).filesystem_open_zpod, "w");
       Node _pmy;
       string _pm = "doc:\n  filename: " ~ doc_matters.src.filename ~ "\n  language: " ~ doc_matters.pod.manifest_list_of_languages.to!string ~ "\n";
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_pod
       && doc_matters.opt.action.verbose) {
         try {
           _pmy = Loader.fromString(_pm).load();
@@ -298,7 +298,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
       }
     }
   } else {
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_pod
     && doc_matters.opt.action.verbose) {
       writeln("WARNING (io) src in NOT found (markup source): ", fn_src_in);
     }
@@ -341,7 +341,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
                  zip = pod_archive("file_path_text", _pth_mkup_src_in, _pth_mkup_src_out, zip);
               }
             } else {
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_pod
               && doc_matters.opt.action.verbose) {
                 writeln("WARNING (io) src out NOT found (insert file): ", _pth_mkup_src_in);
               }
@@ -373,7 +373,7 @@ auto fn_pod = pths_pod.pod_filename(doc_matters.src.filename).zpod;
             zip = pod_archive("file_path_text", fn_src_in, fn_src_out_pod_zip_base, zip);
           }
         } else {
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_pod
           && doc_matters.opt.action.verbose) {
             writeln("WARNING (io) src out NOT found (insert file): ", fn_src_in);
           }
diff --git a/org/out_xmls.org b/org/out_xmls.org
index 613925e..fdb64d9 100644
--- a/org/out_xmls.org
+++ b/org/out_xmls.org
@@ -315,7 +315,7 @@ import
     special_characters_text(doc_matters.conf_make_meta.meta.date_modified),
     doc_matters.src.language,
     special_characters_text(doc_matters.conf_make_meta.meta.rights_copyright),
-    doc_matters.opt.action.debug_do ? "" : special_characters_text(doc_matters.generator_program.name_and_version),
+    doc_matters.opt.action.debug_do_xmls ? "" : special_characters_text(doc_matters.generator_program.name_and_version),
     special_characters_text(doc_matters.generator_program.url_home),
   );
   return o;
@@ -1769,7 +1769,7 @@ case "frontmatter":              assert(part == "head" || "toc");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -1779,7 +1779,7 @@ case "frontmatter":              assert(part == "head" || "toc");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -1805,7 +1805,7 @@ case "body":                     assert(part == "body" || "head");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -1837,7 +1837,7 @@ case "body":                     assert(part == "body" || "head");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -1847,7 +1847,7 @@ case "body":                     assert(part == "body" || "head");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -1889,7 +1889,7 @@ case "backmatter":
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -1899,7 +1899,7 @@ case "backmatter":
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -1911,7 +1911,7 @@ case "comment":
   break;
 default:
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_html
     && doc_matters.opt.action.verbose) {
       writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
       writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
@@ -2053,7 +2053,7 @@ if (obj.metainfo.is_a == "heading") {
     break;
   case 8: .. case 9:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
         writeln(__FILE__, ":", __LINE__, ": ", obj.text);
@@ -2062,7 +2062,7 @@ if (obj.metainfo.is_a == "heading") {
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
       }
@@ -2095,7 +2095,7 @@ case "frontmatter":             assert(part == "head" || "toc");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2105,7 +2105,7 @@ case "frontmatter":             assert(part == "head" || "toc");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
       }
@@ -2130,7 +2130,7 @@ case "body":                    assert(part == "body");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2170,7 +2170,7 @@ case "body":                    assert(part == "body");
         doc_html[segment_filename] ~= t[0].to!string;
         doc_html_endnotes[segment_filename] ~= t[1];
       } else { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2180,7 +2180,7 @@ case "body":                    assert(part == "body");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -2230,7 +2230,7 @@ case "backmatter":
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_html
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2240,7 +2240,7 @@ case "backmatter":
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_html
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -2252,7 +2252,7 @@ case "comment":
   break;
 default:
   { /+ debug +/
-    if (doc_matters.opt.action.debug_do
+    if (doc_matters.opt.action.debug_do_html
     && doc_matters.opt.action.verbose) {
       writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
     }
@@ -2765,7 +2765,7 @@ if (obj.metainfo.is_a == "heading") {
     break;
   case 8: .. case 9:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
         writeln(__FILE__, ":", __LINE__, ": ", obj.text);
@@ -2774,7 +2774,7 @@ if (obj.metainfo.is_a == "heading") {
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
       }
@@ -2808,7 +2808,7 @@ case "frontmatter":             assert(part == "head" || "toc");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_epub
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2818,7 +2818,7 @@ case "frontmatter":             assert(part == "head" || "toc");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -2843,7 +2843,7 @@ case "body":                    assert(part == "body");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_epub
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2884,7 +2884,7 @@ case "body":                    assert(part == "body");
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_epub
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2894,7 +2894,7 @@ case "body":                    assert(part == "body");
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -2944,7 +2944,7 @@ case "backmatter":
       break;
     default:
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_epub
         && doc_matters.opt.action.verbose) {
           writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
         }
@@ -2954,7 +2954,7 @@ case "backmatter":
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
       }
@@ -2972,7 +2972,7 @@ case "backmatter":
     break;
   default:
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do
+      if (doc_matters.opt.action.debug_do_epub
       && doc_matters.opt.action.verbose) {
         writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
       }
@@ -3077,7 +3077,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     auto zip_arc_member_file = new ArchiveMember();
     zip_arc_member_file.name = fn;
     auto zip_data = new OutBuffer();
-    (doc_matters.opt.action.debug_do)
+    (doc_matters.opt.action.debug_do_epub)
     ? zip_data.write(contents.dup)
     : zip_data.write(contents.dup
       .replaceAll(rgx.spaces_line_start, "")
@@ -3093,7 +3093,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
       pth_epub3.base.mkdirRecurse;
     }
     { /+ debug +/
-      if (doc_matters.opt.action.debug_do) {
+      if (doc_matters.opt.action.debug_do_epub) {
         if (!exists(pth_epub3.dbg_doc_meta_inf(doc_matters.src.filename))) {
           pth_epub3.dbg_doc_meta_inf(doc_matters.src.filename).mkdirRecurse;
         }
@@ -3112,7 +3112,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
         zip_arc_member_file.name = fn;
         auto zip_data = new OutBuffer();
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             string fn_dbg = pth_epub3.dbg_fn_oebps_content_xhtml(doc_matters.src.filename, seg_filename);
             auto f = File(fn_dbg, "w");
             foreach (docseg; epub_write.doc_epub3[seg_filename]) {
@@ -3142,7 +3142,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     File f;
     { /+ mimetypes (identify zip file type) +/
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           fn_dbg = pth_epub3.dbg_fn_mimetypes(doc_matters.src.filename);
           File(fn_dbg, "w").writeln(epub_write.mimetypes);
         }
@@ -3152,7 +3152,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     }
     { /+  META-INF/container.xml (identify doc root) +/
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           fn_dbg = pth_epub3.dbg_fn_dmi_container_xml(doc_matters.src.filename);
           File(fn_dbg, "w").writeln(epub_write.meta_inf_container_xml);
         }
@@ -3162,7 +3162,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     }
     { /+ OEBPS/toc_nav.xhtml (navigation toc epub3) +/
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           fn_dbg = pth_epub3.dbg_fn_oebps_toc_nav_xhtml(doc_matters.src.filename);
           File(fn_dbg, "w").writeln(epub_write.oebps_toc_nav_xhtml);
         }
@@ -3172,7 +3172,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     }
     { /+ OEBPS/content.opf (doc manifest) +/
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           fn_dbg = pth_epub3.dbg_fn_oebps_content_opf(doc_matters.src.filename);
           File(fn_dbg, "w").writeln(epub_write.oebps_content_opf);
         }
@@ -3183,7 +3183,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     { /+ OEBPS/_dr/image (images) +/
       foreach (image; doc_matters.srcs.image_list) {
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             if (doc_matters.opt.action.very_verbose) {
               writeln(
                 doc_matters.src.image_dir_path, "/", image, " -> ",
@@ -3214,7 +3214,7 @@ zip -0 file.epub mimetype && zip -r -9 file.epub META-INF OEBPS
     { /+ OEBPS/epub.css +/
       auto css = spineCss(doc_matters);
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           fn_dbg = pth_epub3.dbg_fn_oebps_css(doc_matters.src.filename);
           File(fn_dbg, "w").writeln(css.epub);
         }
diff --git a/org/spine.org b/org/spine.org
index da5418d..ae78e86 100644
--- a/org/spine.org
+++ b/org/spine.org
@@ -334,6 +334,13 @@ bool[string] opts = [
   "concordance"                 : false,
   "dark"                        : false,
   "debug"                       : false,
+  "debug-pod"                   : false,
+  "debug-epub"                  : false,
+  "debug-harvest"               : false,
+  "debug-html"                  : false,
+  "debug-latex"                 : false,
+  "debug-manifest"              : false,
+  "debug-sqlite"                : false,
   "digest"                      : false,
   "epub"                        : false,
   "curate"                      : false,
@@ -439,6 +446,13 @@ auto helpInfo = getopt(args,
   "curate-topics",             "extract info on topics from document header metadata",            &opts["curate-topics"],
   "dark",                       "alternative dark theme",                                         &opts["dark"],
   "debug",                      "debug",                                                          &opts["debug"],
+  "debug-pod",                  "debug pod",                                                      &opts["debug-pod"],
+  "debug-epub",                 "debug epub",                                                     &opts["debug-epub"],
+  "debug-harvest",              "debug harvest",                                                  &opts["debug-harvest"],
+  "debug-html",                 "debug html",                                                     &opts["debug-html"],
+  "debug-latex",                "debug latex",                                                    &opts["debug-latex"],
+  "debug-manifest",             "debug manifest",                                                 &opts["debug-manifest"],
+  "debug-sqlite",               "debug sqlite",                                                   &opts["debug-sqlite"],
   "digest",                     "hash digest for each object",                                    &opts["digest"],
   "epub",                       "process epub output",                                            &opts["epub"],
   "hide-ocn",                   "object cite numbers",                                            &opts["hide-ocn"],
@@ -540,7 +554,42 @@ struct OptActions {
     return _is_light;
   }
   @trusted bool debug_do() {
-    return opts["debug"];
+    bool _dbg;
+    if (opts["debug"]
+      ||opts["debug-epub"]
+      ||opts["debug-harvest"]
+      ||opts["debug-html"]
+      ||opts["debug-latex"]
+      ||opts["debug-manifest"]
+      ||opts["debug-sqlite"]
+    ) {
+      _dbg = true;
+    } else { _dbg = false; }
+    return _dbg;
+  }
+  @trusted bool debug_do_pod() {
+    return (opts["debug"] || opts["debug-pod"]) ? true : false;
+  }
+  @trusted bool debug_do_epub() {
+    return (opts["debug"] || opts["debug-epub"]) ? true : false;
+  }
+  @trusted bool debug_do_harvest() {
+    return (opts["debug"] || opts["debug-harvest"]) ? true : false;
+  }
+  @trusted bool debug_do_html() {
+    return (opts["debug"] || opts["debug-html"]) ? true : false;
+  }
+  @trusted bool debug_do_latex() {
+    return (opts["debug"] || opts["debug-latex"]) ? true : false;
+  }
+  @trusted bool debug_do_manifest() {
+    return (opts["debug"] || opts["debug-manifest"]) ? true : false;
+  }
+  @trusted bool debug_do_sqlite() {
+    return (opts["debug"] || opts["debug-sqlite"]) ? true : false;
+  }
+  @trusted bool debug_do_xmls() {
+    return (opts["debug"] || opts["debug-html"] || opts["debug-epub"]) ? true : false;
   }
   @trusted bool digest() {
     return opts["digest"];
diff --git a/src/doc_reform/io_out/epub3.d b/src/doc_reform/io_out/epub3.d
index 8a8b9e4..39fcafe 100644
--- a/src/doc_reform/io_out/epub3.d
+++ b/src/doc_reform/io_out/epub3.d
@@ -365,7 +365,7 @@ template outputEPub3() {
             break;
           case 8: .. case 9:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_epub
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
                 writeln(__FILE__, ":", __LINE__, ": ", obj.text);
@@ -374,7 +374,7 @@ template outputEPub3() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_epub
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
               }
@@ -396,7 +396,7 @@ template outputEPub3() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_epub
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -406,7 +406,7 @@ template outputEPub3() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_epub
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
                 }
@@ -425,7 +425,7 @@ template outputEPub3() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_epub
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -466,7 +466,7 @@ template outputEPub3() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_epub
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -476,7 +476,7 @@ template outputEPub3() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_epub
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
                 }
@@ -520,7 +520,7 @@ template outputEPub3() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_epub
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -530,7 +530,7 @@ template outputEPub3() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_epub
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
                 }
@@ -542,7 +542,7 @@ template outputEPub3() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_epub
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
               }
@@ -626,7 +626,7 @@ template outputEPub3() {
       auto zip_arc_member_file = new ArchiveMember();
       zip_arc_member_file.name = fn;
       auto zip_data = new OutBuffer();
-      (doc_matters.opt.action.debug_do)
+      (doc_matters.opt.action.debug_do_epub)
       ? zip_data.write(contents.dup)
       : zip_data.write(contents.dup
         .replaceAll(rgx.spaces_line_start, "")
@@ -642,7 +642,7 @@ template outputEPub3() {
         pth_epub3.base.mkdirRecurse;
       }
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do) {
+        if (doc_matters.opt.action.debug_do_epub) {
           if (!exists(pth_epub3.dbg_doc_meta_inf(doc_matters.src.filename))) {
             pth_epub3.dbg_doc_meta_inf(doc_matters.src.filename).mkdirRecurse;
           }
@@ -661,7 +661,7 @@ template outputEPub3() {
           zip_arc_member_file.name = fn;
           auto zip_data = new OutBuffer();
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do) {
+            if (doc_matters.opt.action.debug_do_epub) {
               string fn_dbg = pth_epub3.dbg_fn_oebps_content_xhtml(doc_matters.src.filename, seg_filename);
               auto f = File(fn_dbg, "w");
               foreach (docseg; epub_write.doc_epub3[seg_filename]) {
@@ -691,7 +691,7 @@ template outputEPub3() {
       File f;
       { /+ mimetypes (identify zip file type) +/
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             fn_dbg = pth_epub3.dbg_fn_mimetypes(doc_matters.src.filename);
             File(fn_dbg, "w").writeln(epub_write.mimetypes);
           }
@@ -701,7 +701,7 @@ template outputEPub3() {
       }
       { /+  META-INF/container.xml (identify doc root) +/
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             fn_dbg = pth_epub3.dbg_fn_dmi_container_xml(doc_matters.src.filename);
             File(fn_dbg, "w").writeln(epub_write.meta_inf_container_xml);
           }
@@ -711,7 +711,7 @@ template outputEPub3() {
       }
       { /+ OEBPS/toc_nav.xhtml (navigation toc epub3) +/
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             fn_dbg = pth_epub3.dbg_fn_oebps_toc_nav_xhtml(doc_matters.src.filename);
             File(fn_dbg, "w").writeln(epub_write.oebps_toc_nav_xhtml);
           }
@@ -721,7 +721,7 @@ template outputEPub3() {
       }
       { /+ OEBPS/content.opf (doc manifest) +/
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             fn_dbg = pth_epub3.dbg_fn_oebps_content_opf(doc_matters.src.filename);
             File(fn_dbg, "w").writeln(epub_write.oebps_content_opf);
           }
@@ -732,7 +732,7 @@ template outputEPub3() {
       { /+ OEBPS/_dr/image (images) +/
         foreach (image; doc_matters.srcs.image_list) {
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do) {
+            if (doc_matters.opt.action.debug_do_epub) {
               if (doc_matters.opt.action.very_verbose) {
                 writeln(
                   doc_matters.src.image_dir_path, "/", image, " -> ",
@@ -763,7 +763,7 @@ template outputEPub3() {
       { /+ OEBPS/epub.css +/
         auto css = spineCss(doc_matters);
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do) {
+          if (doc_matters.opt.action.debug_do_epub) {
             fn_dbg = pth_epub3.dbg_fn_oebps_css(doc_matters.src.filename);
             File(fn_dbg, "w").writeln(css.epub);
           }
diff --git a/src/doc_reform/io_out/html.d b/src/doc_reform/io_out/html.d
index 4efc91d..0227de0 100644
--- a/src/doc_reform/io_out/html.d
+++ b/src/doc_reform/io_out/html.d
@@ -90,7 +90,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -100,7 +100,7 @@ template outputHTML() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -120,7 +120,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -152,7 +152,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -162,7 +162,7 @@ template outputHTML() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -198,7 +198,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -208,7 +208,7 @@ template outputHTML() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -220,7 +220,7 @@ template outputHTML() {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_html
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
@@ -331,7 +331,7 @@ template outputHTML() {
             break;
           case 8: .. case 9:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
                 writeln(__FILE__, ":", __LINE__, ": ", obj.text);
@@ -340,7 +340,7 @@ template outputHTML() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a, ": ", obj.metainfo.heading_lev_markup);
               }
@@ -361,7 +361,7 @@ template outputHTML() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_html
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -371,7 +371,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -390,7 +390,7 @@ template outputHTML() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_html
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -430,7 +430,7 @@ template outputHTML() {
                   doc_html[segment_filename] ~= t[0].to!string;
                   doc_html_endnotes[segment_filename] ~= t[1];
                 } else { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_html
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -440,7 +440,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
                 }
@@ -484,7 +484,7 @@ template outputHTML() {
                 break;
               default:
                 { /+ debug +/
-                  if (doc_matters.opt.action.debug_do
+                  if (doc_matters.opt.action.debug_do_html
                   && doc_matters.opt.action.verbose) {
                     writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                   }
@@ -494,7 +494,7 @@ template outputHTML() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_html
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
                 }
@@ -506,7 +506,7 @@ template outputHTML() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_html
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
               }
diff --git a/src/doc_reform/io_out/latex.d b/src/doc_reform/io_out/latex.d
index 088ffbd..e876eab 100644
--- a/src/doc_reform/io_out/latex.d
+++ b/src/doc_reform/io_out/latex.d
@@ -1110,9 +1110,9 @@ string table(O,M)(
   stringstyle=\color[rgb]{0.627,0.126,0.941},
 }
   ┃",
-    doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.name_and_version.strip,
-    doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.compiler.strip,
-    doc_matters.opt.action.debug_do ? "" : doc_matters.generator_program.stime.strip,
+    doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.name_and_version.strip,
+    doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.compiler.strip,
+    doc_matters.opt.action.debug_do_latex ? "" : doc_matters.generator_program.stime.strip,
     doc_matters.generator_program.project_name.strip,
     doc_matters.generator_program.url_home.strip,
     paper_size_orientation_latex.strip,
@@ -1275,7 +1275,7 @@ string table(O,M)(
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_latex
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part);
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
@@ -1313,7 +1313,7 @@ string table(O,M)(
     auto pth_latex = spinePathsLaTeX(doc_matters);
     try {
       { /+ debug +/
-        if (doc_matters.opt.action.debug_do
+        if (doc_matters.opt.action.debug_do_latex
         && doc_matters.opt.action.verbose) {
           writeln(latex_content.head);
           writeln(latex_content.content);
diff --git a/src/doc_reform/io_out/source_pod.d b/src/doc_reform/io_out/source_pod.d
index ed819fe..5da5a0a 100644
--- a/src/doc_reform/io_out/source_pod.d
+++ b/src/doc_reform/io_out/source_pod.d
@@ -161,7 +161,7 @@ template spinePod() {
               zip = pod_archive("file_path_bin", fn_src_in, fn_src_out_pod_zip_base, zip);
             }
           } else {
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_pod
             && doc_matters.opt.action.verbose) {
               writeln("WARNING (io) src out NOT found (image): ", fn_src_in);
             }
@@ -188,7 +188,7 @@ template spinePod() {
             zip = pod_archive("file_path_text", fn_src_in, fn_src_out_pod_zip_base, zip);
           }
         } else {
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_pod
           && doc_matters.opt.action.verbose) {
             writeln("WARNING (io) src out NOT found (document make): ", fn_src_in);
           }
@@ -215,7 +215,7 @@ template spinePod() {
               = File(pths_pod.fn_pod_filelist(doc_matters.src.filename).filesystem_open_zpod, "w");
             Node _pmy;
             string _pm = "doc:\n  filename: " ~ doc_matters.src.filename ~ "\n  language: " ~ doc_matters.pod.manifest_list_of_languages.to!string ~ "\n";
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_pod
             && doc_matters.opt.action.verbose) {
               try {
                 _pmy = Loader.fromString(_pm).load();
@@ -278,7 +278,7 @@ template spinePod() {
             }
           }
         } else {
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_pod
           && doc_matters.opt.action.verbose) {
             writeln("WARNING (io) src in NOT found (markup source): ", fn_src_in);
           }
@@ -321,7 +321,7 @@ template spinePod() {
                        zip = pod_archive("file_path_text", _pth_mkup_src_in, _pth_mkup_src_out, zip);
                     }
                   } else {
-                    if (doc_matters.opt.action.debug_do
+                    if (doc_matters.opt.action.debug_do_pod
                     && doc_matters.opt.action.verbose) {
                       writeln("WARNING (io) src out NOT found (insert file): ", _pth_mkup_src_in);
                     }
@@ -353,7 +353,7 @@ template spinePod() {
                   zip = pod_archive("file_path_text", fn_src_in, fn_src_out_pod_zip_base, zip);
                 }
               } else {
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_pod
                 && doc_matters.opt.action.verbose) {
                   writeln("WARNING (io) src out NOT found (insert file): ", fn_src_in);
                 }
diff --git a/src/doc_reform/io_out/sqlite.d b/src/doc_reform/io_out/sqlite.d
index f79a66e..3acd39e 100644
--- a/src/doc_reform/io_out/sqlite.d
+++ b/src/doc_reform/io_out/sqlite.d
@@ -172,7 +172,7 @@ template SQLiteDbRun() {
       writeln("ERROR SQLite : ", ex);
     }
     { /+ debug +/
-      if (opt_action.debug_do
+      if (opt_action.debug_do_sqlite
       && opt_action.verbose) {
         writeln(note);
         if (opt_action.very_verbose) {
@@ -221,7 +221,7 @@ template SQLiteFormatAndLoadObject() {
           _txt ~= _urls;
         }
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             writeln(_txt, "\n");
           }
@@ -265,7 +265,7 @@ template SQLiteFormatAndLoadObject() {
         string _urls;
         string _txt = _html_font_face(_html_special_characters(obj.text));
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             writeln(_txt, "\n");
           }
@@ -755,7 +755,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_heading(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -778,7 +778,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_para(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -801,7 +801,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_quote(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -824,7 +824,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_group(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -847,7 +847,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_block(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -870,7 +870,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_verse(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -893,7 +893,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_code(obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -916,7 +916,7 @@ template SQLiteFormatAndLoadObject() {
           "html": html_table(doc_matters, obj)
         ];
         { /+ debug +/
-          if (doc_matters.opt.action.debug_do
+          if (doc_matters.opt.action.debug_do_sqlite
           && doc_matters.opt.action.verbose) {
             debug(sql_txt) {
               writeln(obj_txt["text"]);
@@ -1297,7 +1297,7 @@ template SQLiteInsertDocObjectsLoop() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_sqlite
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -1307,7 +1307,7 @@ template SQLiteInsertDocObjectsLoop() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_sqlite
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -1332,7 +1332,7 @@ template SQLiteInsertDocObjectsLoop() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_sqlite
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -1364,7 +1364,7 @@ template SQLiteInsertDocObjectsLoop() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_sqlite
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -1374,7 +1374,7 @@ template SQLiteInsertDocObjectsLoop() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_sqlite
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -1404,7 +1404,7 @@ template SQLiteInsertDocObjectsLoop() {
               break;
             default:
               { /+ debug +/
-                if (doc_matters.opt.action.debug_do
+                if (doc_matters.opt.action.debug_do_sqlite
                 && doc_matters.opt.action.verbose) {
                   writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
                 }
@@ -1414,7 +1414,7 @@ template SQLiteInsertDocObjectsLoop() {
             break;
           default:
             { /+ debug +/
-              if (doc_matters.opt.action.debug_do
+              if (doc_matters.opt.action.debug_do_sqlite
               && doc_matters.opt.action.verbose) {
                 writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_type);
               }
@@ -1426,7 +1426,7 @@ template SQLiteInsertDocObjectsLoop() {
           break;
         default:
           { /+ debug +/
-            if (doc_matters.opt.action.debug_do
+            if (doc_matters.opt.action.debug_do_sqlite
             && doc_matters.opt.action.verbose) {
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_of_part); // check where empty value could come from
               writeln(__FILE__, ":", __LINE__, ": ", obj.metainfo.is_a);
diff --git a/src/doc_reform/io_out/xmls.d b/src/doc_reform/io_out/xmls.d
index 86d012a..5ad5724 100644
--- a/src/doc_reform/io_out/xmls.d
+++ b/src/doc_reform/io_out/xmls.d
@@ -219,7 +219,7 @@ template outputXHTMLs() {
         special_characters_text(doc_matters.conf_make_meta.meta.date_modified),
         doc_matters.src.language,
         special_characters_text(doc_matters.conf_make_meta.meta.rights_copyright),
-        doc_matters.opt.action.debug_do ? "" : special_characters_text(doc_matters.generator_program.name_and_version),
+        doc_matters.opt.action.debug_do_xmls ? "" : special_characters_text(doc_matters.generator_program.name_and_version),
         special_characters_text(doc_matters.generator_program.url_home),
       );
       return o;
diff --git a/src/doc_reform/spine.d b/src/doc_reform/spine.d
index aacdaab..97cc6b0 100755
--- a/src/doc_reform/spine.d
+++ b/src/doc_reform/spine.d
@@ -116,6 +116,13 @@ string program_name = "spine";
     "concordance"                 : false,
     "dark"                        : false,
     "debug"                       : false,
+    "debug-pod"                   : false,
+    "debug-epub"                  : false,
+    "debug-harvest"               : false,
+    "debug-html"                  : false,
+    "debug-latex"                 : false,
+    "debug-manifest"              : false,
+    "debug-sqlite"                : false,
     "digest"                      : false,
     "epub"                        : false,
     "curate"                      : false,
@@ -207,6 +214,13 @@ string program_name = "spine";
     "curate-topics",             "extract info on topics from document header metadata",            &opts["curate-topics"],
     "dark",                       "alternative dark theme",                                         &opts["dark"],
     "debug",                      "debug",                                                          &opts["debug"],
+    "debug-pod",                  "debug pod",                                                      &opts["debug-pod"],
+    "debug-epub",                 "debug epub",                                                     &opts["debug-epub"],
+    "debug-harvest",              "debug harvest",                                                  &opts["debug-harvest"],
+    "debug-html",                 "debug html",                                                     &opts["debug-html"],
+    "debug-latex",                "debug latex",                                                    &opts["debug-latex"],
+    "debug-manifest",             "debug manifest",                                                 &opts["debug-manifest"],
+    "debug-sqlite",               "debug sqlite",                                                   &opts["debug-sqlite"],
     "digest",                     "hash digest for each object",                                    &opts["digest"],
     "epub",                       "process epub output",                                            &opts["epub"],
     "hide-ocn",                   "object cite numbers",                                            &opts["hide-ocn"],
@@ -301,7 +315,42 @@ string program_name = "spine";
       return _is_light;
     }
     @trusted bool debug_do() {
-      return opts["debug"];
+      bool _dbg;
+      if (opts["debug"]
+        ||opts["debug-epub"]
+        ||opts["debug-harvest"]
+        ||opts["debug-html"]
+        ||opts["debug-latex"]
+        ||opts["debug-manifest"]
+        ||opts["debug-sqlite"]
+      ) {
+        _dbg = true;
+      } else { _dbg = false; }
+      return _dbg;
+    }
+    @trusted bool debug_do_pod() {
+      return (opts["debug"] || opts["debug-pod"]) ? true : false;
+    }
+    @trusted bool debug_do_epub() {
+      return (opts["debug"] || opts["debug-epub"]) ? true : false;
+    }
+    @trusted bool debug_do_harvest() {
+      return (opts["debug"] || opts["debug-harvest"]) ? true : false;
+    }
+    @trusted bool debug_do_html() {
+      return (opts["debug"] || opts["debug-html"]) ? true : false;
+    }
+    @trusted bool debug_do_latex() {
+      return (opts["debug"] || opts["debug-latex"]) ? true : false;
+    }
+    @trusted bool debug_do_manifest() {
+      return (opts["debug"] || opts["debug-manifest"]) ? true : false;
+    }
+    @trusted bool debug_do_sqlite() {
+      return (opts["debug"] || opts["debug-sqlite"]) ? true : false;
+    }
+    @trusted bool debug_do_xmls() {
+      return (opts["debug"] || opts["debug-html"] || opts["debug-epub"]) ? true : false;
     }
     @trusted bool digest() {
       return opts["digest"];