Add entries for Zsh functions

Author: spamguy

lib/docs/filters/zsh/entries.rb

@@ -7,10 +7,9 @@ def get_name
 
       def additional_entries
         entries = []
-
+        
         css('h2.section').each do |node|
           type = get_type
-
           # Linkable anchor sits above <h2>.
           a = node.xpath('preceding-sibling::a').last
           header_text = extract_header_text(node.content)
@@ -23,6 +22,26 @@ def additional_entries
           entries << [header_text, a['name'], type] if header_text != 'Description'
         end
 
+        # Functions are documented within <dl> elements.
+        # Names are wrapped in <dt>, details within <dd>.
+        # <dd> can also contain anchors for the next function.
+        css('dl').each do |node|
+          type = get_type
+          fn_names = node.css('dt')
+          node.css('dd a').each_with_index do |anchor, i|
+            if fn_names[i].present? && anchor['name'].present?
+              fn_names[i]['id'] = anchor['name']
+
+              # Groups of functions are sometimes comma-delimited.
+              # Strip arguments from function header.
+              fn_names[i].content.split(', ').each do |fn|
+                fn.gsub!(/\W*\[.*\]$/, '')
+                entries << [fn, anchor['name'], type] if fn.present?
+              end
+            end
+          end
+        end
+
         entries
       end
 

lib/docs/scrapers/zsh.rb

@@ -27,7 +27,7 @@ class Zsh < UrlScraper
 
     def get_latest_version(opts)
       body = fetch('https://zsh.sourceforge.io/Doc/Release', opts)
-      body.scan(/, Zsh version ([0-9.]+)/)[0][0][0...-1]
+      body.scan(/Zsh version ([0-9.]+)/)[0][0]
     end
   end
 end