fix corner cases in preserve_line (#3212)

2018-07-13 01:51:10 +08:00
parent 018a5a750a
commit bcebacbb9e
15 changed files with 538 additions and 383 deletions
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -162,8 +162,7 @@ var MAP = (function() {
 })();

 function push_uniq(array, el) {
-    if (array.indexOf(el) < 0)
-        array.push(el);
+    if (array.indexOf(el) < 0) return array.push(el);
 }

 function string_template(text, props) {