fix corner case in parsing directives (#3615)

2019-11-29 18:57:29 +08:00
parent 1b61a81b5d
commit 1283d73853
5 changed files with 123 additions and 71 deletions
--- a/test/mocha/number-literal.js
+++ b/test/mocha/number-literal.js
@@ -2,10 +2,18 @@ var assert = require("assert");
 var UglifyJS = require("../node");

 describe("Number literals", function() {
+    it("Should allow legacy octal literals in non-strict mode", function() {
+        [
+            "'use strict'\n.slice()\n00",
+            '"use strict"\n.slice()\nvar foo = 00',
+        ].forEach(function(input) {
+            UglifyJS.parse(input);
+        });
+    });
    it("Should not allow legacy octal literals in strict mode", function() {
        var inputs = [
            '"use strict";00;',
-            '"use strict"; var foo = 00;'
+            '"use strict"; var foo = 00;',
        ];
        var test = function(input) {
            return function() {