Add bin and edit workflow

bin/gems/rouge-4.5.1/lib/rouge/lexers/erb.rb

@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*- #
+# frozen_string_literal: true
+
+module Rouge
+  module Lexers
+    class ERB < TemplateLexer
+      title "ERB"
+      desc "Embedded ruby template files"
+
+      tag 'erb'
+      aliases 'eruby', 'rhtml'
+
+      filenames '*.erb', '*.erubis', '*.rhtml', '*.eruby'
+
+      def initialize(opts={})
+        @ruby_lexer = Ruby.new(opts)
+
+        super(opts)
+      end
+
+      start do
+        parent.reset!
+        @ruby_lexer.reset!
+      end
+
+      open  = /<%%|<%=|<%#|<%-|<%/
+      close = /%%>|-%>|%>/
+
+      state :root do
+        rule %r/<%#/, Comment, :comment
+
+        rule open, Comment::Preproc, :ruby
+
+        rule %r/.+?(?=#{open})|.+/m do
+          delegate parent
+        end
+      end
+
+      state :comment do
+        rule close, Comment, :pop!
+        rule %r/.+?(?=#{close})|.+/m, Comment
+      end
+
+      state :ruby do
+        rule close, Comment::Preproc, :pop!
+
+        rule %r/.+?(?=#{close})|.+/m do
+          delegate @ruby_lexer
+        end
+      end
+    end
+  end
+end