using the control ops directly from the docs

ljharb · May 13, 2013 · f535987 · f535987
1 parent 8c008b2
commit f535987
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/index.js b/index.js
@@ -12,14 +12,16 @@ exports.quote = function (xs) {
  }).join(' ');
 };
 
-var CONTROL = '(?:\\|\\||\\&\\&|;;|\\|\\&[&;()|])';
+var CONTROL = '(?:' + [
+ '\\|\\|', '\\&\\&', ';;', '\\|\\&', '[&;()|]'
+].join('|') + ')';
 var META = '[|&;()<> \\t]';
 
 exports.parse = function parse (s, env) {
  var chunker = new RegExp([
  '([\'"])((\\\\\\1|[^\\1])*?)\\1', // quotes
  '(\\\\' + META + '|[^\\s&|])+', // barewords
- '([&|])' // control chars
+ '(' + CONTROL + ')' // control chars
  ].join('|'), 'g');
  var match = s.match(chunker);
  if (!match) return [];