prettify code blocks in module docstring. Two new ldoc flags: dont_escape_underscore (when not using markdown.lua) and global_lookup (when specifically wanting global lookup for single symbols

ldoc/doc.lua

@@ -1142,6 +1142,13 @@ function Module:process_see_reference (s,modules,istype)
          end
       end
    else -- plain jane name; module in this package, function in this module
+      if ldoc.global_lookup then
+        for m in modules:iter() do
+            fun_ref = m:get_fun_ref(s)
+            if fun_ref then return reference(s,m,fun_ref) end
+        end
+        return nil,"function: "..s.." not found globally"
+      end
       mod_ref = modules.by_name[self.package..'.'..s]
       if ismod(mod_ref) then return reference(s, mod_ref,nil) end
       fun_ref = self:get_fun_ref(s)

ldoc/markup.lua

@@ -42,7 +42,8 @@ local function resolve_inline_references (ldoc, txt, item, plain)
       if not label then
          label = ref.label
       end
-      if not plain and label then -- a nastiness with markdown.lua and underscores
+      local do_escape = not plain and not ldoc.dont_escape_underscore
+      if label and do_escape  then -- a nastiness with markdown.lua and underscores
          label = label:gsub('_','\\_')
       end
       local html = ldoc.href(ref) or '#'
@@ -54,7 +55,7 @@ local function resolve_inline_references (ldoc, txt, item, plain)
       res  = res:gsub('`([^`]+)`',function(name)
          local ref,err = markup.process_reference(name)
          if ref then
-            if not plain and name then
+            if name and do_escape then
                name = name:gsub('_', '\\_')
             end
             return ('<a href="%s">%s</a> '):format(ldoc.href(ref),name)
@@ -115,9 +116,8 @@ local global_context, local_context
 -- - insert any section ids which were generated by add_sections above
 -- - prettify any code blocks
 
-local function process_multiline_markdown(ldoc, txt, F)
+local function process_multiline_markdown(ldoc, txt, F, filename, deflang)
    local res, L, append = {}, 0, table.insert   
-   local filename = F.filename
    local err_item = {
       warning = function (self,msg)
          io.stderr:write(filename..':'..L..': '..msg,'\n')
@@ -135,6 +135,7 @@ local function process_multiline_markdown(ldoc, txt, F)
          -- If we omit the following '\n', a '--' (or '//') comment on the
          -- last line won't be recognized.         
          code, err = prettify.code(lang,filename,code..'\n',L,false)
+         code = resolve_inline_references(ldoc, code, err_item)
          append(res,'<pre>')
          append(res, code)
          append(res,'</pre>')
@@ -192,9 +193,9 @@ local function process_multiline_markdown(ldoc, txt, F)
          while #code > 1 and blank(code[#code]) do  -- trim blank lines.
            table.remove(code)
          end
-         pretty_code (code,'lua')
+         pretty_code (code,deflang)
       else
-         local section = F.sections[L]
+         local section = F and F.sections[L]
          if section then
             append(res,('<a name="%s"></a>'):format(section))
          end
@@ -274,8 +275,18 @@ local function markdown_processor(ldoc, formatter)
          end
          return plain_processor(txt,item)
       end
-      if utils.is_type(item,doc.File) then
-         txt = process_multiline_markdown(ldoc, txt, item)
+      local is_file = utils.is_type(item,doc.File)
+      local is_module = not file and item and doc.project_level(item.type)
+      if is_file or is_module then
+        local deflang = 'lua'
+        if ldoc.parse_extra and ldoc.parse_extra.C then
+            deflang = 'c'
+        end
+        if is_module then
+            txt = process_multiline_markdown(ldoc, txt, nil, item.file.filename, deflang)
+        else
+            txt = process_multiline_markdown(ldoc, txt, item, item.filename, deflang)
+        end
       else
          txt = resolve_inline_references(ldoc, txt, item)
       end

ldoc/tools.lua

@@ -109,6 +109,7 @@ function KindMap:add (item,items,description)
    local group = item[self.fieldname] -- which wd be item's type or section
    local kname = self.klass.types_by_tag[group] -- the kind name
    if not self[kname] then
+    -- print(kname,group,self.fieldname)
       self[kname] = M.type_iterator (items,self.fieldname,group)
       self.klass.descriptions[kname] = description
    end