Add bin and edit workflow

bin/gems/rouge-4.7.0/lib/rouge/lexers/email.rb

@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*- #
+# frozen_string_literal: true
+
+module Rouge
+  module Lexers
+    class Email < RegexLexer
+      tag 'email'
+      aliases 'eml', 'e-mail'
+      filenames '*.eml'
+      mimetypes 'message/rfc822'
+
+      title "Email"
+      desc "An email message"
+
+      start do
+        push :fields
+      end
+
+      state :fields do
+        rule %r/[:]/, Operator, :field_body
+        rule %r/[^\n\r:]+/, Name::Tag
+        rule %r/[\n\r]/, Name::Tag
+      end
+
+      state :field_body do
+        rule(/(\r?\n){2}/) { token Text; pop!(2) }
+        rule %r/\r?\n(?![ \v\t\f])/, Text, :pop!
+        rule %r/[^\n\r]+/, Name::Attribute
+        rule %r/[\n\r]/, Name::Attribute
+      end
+
+      state :root do
+        rule %r/\n/, Text
+        rule %r/^>.*/, Comment
+        rule %r/.+/, Text
+      end
+    end
+  end
+end