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add Date and other known globals to unsafe compress option (#2302)

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This commit is contained in:
kzc
2017-09-06 14:44:26 -04:00
committed by Alex Lam S.L
parent 395a17ccda
commit 8b89072190
2 changed files with 37 additions and 1 deletions
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2
lib/compress.js
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@@ -693,7 +693,7 @@ merge(Compressor.prototype, {
return node instanceof AST_SymbolRef && node.definition().undeclared;
}
var global_names = makePredicate("Array Boolean console Error Function Math Number RegExp Object String");
var global_names = makePredicate("Array Boolean clearInterval clearTimeout console Date decodeURI decodeURIComponent encodeURI encodeURIComponent Error escape eval EvalError Function isFinite isNaN JSON Math Number parseFloat parseInt RangeError ReferenceError RegExp Object setInterval setTimeout String SyntaxError TypeError unescape URIError");
AST_SymbolRef.DEFMETHOD("is_declared", function(compressor) {
return !this.definition().undeclared
|| compressor.option("unsafe") && global_names(this.name);