From c33f3f5c43064f7b468a59e086dc4a9a4f949ff7 Mon Sep 17 00:00:00 2001
From: Kornelius Kalnbach <murphy@rubychan.de>
Date: Sat, 13 Feb 2016 13:17:23 +0100
Subject: check for keys with escape sequences, too

---
 lib/coderay/scanners/ruby/string_state.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib/coderay/scanners/ruby/string_state.rb')

diff --git a/lib/coderay/scanners/ruby/string_state.rb b/lib/coderay/scanners/ruby/string_state.rb
index 28ddd6c..93e7208 100644
--- a/lib/coderay/scanners/ruby/string_state.rb
+++ b/lib/coderay/scanners/ruby/string_state.rb
@@ -37,6 +37,14 @@ module Scanners
         end
       end
       
+      def self.simple_key_pattern delim
+        if delim == "'"
+          / (?> (?: [^\\']+ | \\. )* ) ' : /mx
+        else
+          / (?> (?: [^\\"\#]+ | \\. | \#\$[\\"] | \#(?!\{) )* ) " : /mx
+        end
+      end
+      
       def initialize kind, interpreted, delim, heredoc = false
         if heredoc
           pattern = heredoc_pattern delim, interpreted, heredoc == :indented
-- 
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