From 0db0bc3b6f0bc616fa9b1319be3083e4ea6affce Mon Sep 17 00:00:00 2001
From: elijah <elijah@riseup.net>
Date: Sun, 9 Dec 2012 22:24:57 -0800
Subject: initial experiments with auto doc creation

---
 lib/lib_ext/markdown_document_listener.rb | 122 ++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 lib/lib_ext/markdown_document_listener.rb

(limited to 'lib/lib_ext')

diff --git a/lib/lib_ext/markdown_document_listener.rb b/lib/lib_ext/markdown_document_listener.rb
new file mode 100644
index 0000000..55026e9
--- /dev/null
+++ b/lib/lib_ext/markdown_document_listener.rb
@@ -0,0 +1,122 @@
+require 'stringio'
+require 'gli/commands/help_modules/arg_name_formatter'
+
+#
+# adaption of RdocDocumentListener to use Markdown
+# see http://rtomayko.github.com/ronn/ronn-format.7
+#
+
+module GLI
+  module Commands
+    class MarkdownDocumentListener
+
+      def initialize(global_options,options,arguments)
+        @io = STDOUT #File.new(File.basename($0) + ".rdoc",'w')
+        @nest = ''
+        @arg_name_formatter = GLI::Commands::HelpModules::ArgNameFormatter.new
+      end
+
+      def beginning
+      end
+
+      # Called when processing has completed
+      def ending
+        #@io.close
+      end
+
+      # Gives you the program description
+      def program_desc(desc)
+        @io.puts "== #{File.basename($0)} - #{desc}"
+        @io.puts
+      end
+
+      def program_long_desc(desc)
+        @io.puts desc
+        @io.puts
+      end
+
+      # Gives you the program version
+      def version(version)
+        @io.puts "v#{version}"
+        @io.puts
+      end
+
+      def options
+        if @nest.size == 0
+          @io.puts "=== Global Options"
+        else
+          @io.puts "#{@nest}=== Options"
+        end
+      end
+
+      # Gives you a flag in the current context
+      def flag(name,aliases,desc,long_desc,default_value,arg_name,must_match,type)
+        invocations = ([name] + Array(aliases)).map { |_| add_dashes(_) }.join('|')
+        usage = "#{invocations} #{arg_name || 'arg'}"
+        @io.puts "#{@nest}=== #{usage}"
+        @io.puts
+        @io.puts String(desc).strip
+        @io.puts
+        @io.puts "[Default Value] #{default_value || 'None'}"
+        @io.puts "[Must Match] #{must_match.to_s}" unless must_match.nil?
+        @io.puts String(long_desc).strip
+        @io.puts
+      end
+
+      # Gives you a switch in the current context
+      def switch(name,aliases,desc,long_desc,negetable)
+        if negetable
+          name = "[no-]#{name}" if name.to_s.length > 1
+          aliases = aliases.map { |_|  _.to_s.length > 1 ? "[no-]#{_}" : _ }
+        end
+        invocations = ([name] + aliases).map { |_| add_dashes(_) }.join('|')
+        @io.puts "#{@nest}=== #{invocations}"
+        @io.puts String(desc).strip
+        @io.puts
+        @io.puts String(long_desc).strip
+        @io.puts
+      end
+
+      def end_options
+      end
+
+      def commands
+        @io.puts "#{@nest}=== Commands"
+        @nest = "#{@nest}="
+      end
+
+      # Gives you a command in the current context and creates a new context of this command
+      def command(name,aliases,desc,long_desc,arg_name,arg_options)
+        @io.puts "#{@nest}=== Command: <tt>#{([name] + aliases).join('|')} #{@arg_name_formatter.format(arg_name,arg_options)}</tt>"
+        @io.puts String(desc).strip
+        @io.puts
+        @io.puts String(long_desc).strip
+        @nest = "#{@nest}="
+      end
+
+      # Ends a command, and "pops" you back up one context
+      def end_command(name)
+        @nest.gsub!(/=$/,'')
+      end
+
+      # Gives you the name of the current command in the current context
+      def default_command(name)
+        @io.puts "[Default Command] #{name}" unless name.nil?
+      end
+
+      def end_commands
+        @nest.gsub!(/=$/,'')
+      end
+
+    private
+
+      def add_dashes(name)
+        name = "-#{name}"
+        name = "-#{name}" if name.length > 2
+        name
+      end
+
+
+    end
+  end
+end
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