Add bin and edit workflow

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

@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*- #
+# frozen_string_literal: true
+
+module Rouge
+  module Lexers
+    class Brainfuck < RegexLexer
+      tag 'brainfuck'
+      filenames '*.b', '*.bf'
+      mimetypes 'text/x-brainfuck'
+
+      title "Brainfuck"
+      aliases "bf"
+      desc "The Brainfuck programming language"
+
+      start { push :bol }
+
+      state :bol do
+        rule %r/\s+/m, Text
+        rule %r/\[/, Comment::Multiline, :comment_multi
+        rule(//) { pop! }
+      end
+
+      state :root do
+        rule %r/\]/, Error
+        rule %r/\[/, Punctuation, :loop
+
+        mixin :comment_single
+        mixin :commands
+      end
+
+      state :comment_multi do
+        rule %r/\[/, Comment::Multiline, :comment_multi
+        rule %r/\]/, Comment::Multiline, :pop!
+        rule %r/[^\[\]]+?/m, Comment::Multiline
+      end
+
+      state :comment_single do
+        rule %r/[^><+\-.,\[\]]+/, Comment::Single
+      end
+
+      state :loop do
+        rule %r/\[/, Punctuation, :loop
+        rule %r/\]/, Punctuation, :pop!
+        mixin :comment_single
+        mixin :commands
+      end
+
+      state :commands do
+        rule %r/[><]+/, Name::Builtin
+        rule %r/[+\-.,]+/, Name::Function
+      end
+    end
+  end
+end