return is_alphanumeric_char(code);
});
if (prefix) num = prefix + num;
+ if (RE_OCT_NUMBER.test(num) && next_token.has_directive("use strict")) {
+ parse_error("SyntaxError: Legacy octal literals are not allowed in strict mode");
+ }
var valid = parse_js_number(num);
if (!isNaN(valid)) {
return token("num", valid);
// Parse
if (ch === "0") return "\0";
if (ch.length > 0 && next_token.has_directive("use strict"))
- parse_error("SyntaxError: Octal literals are not allowed in strict mode");
+ parse_error("SyntaxError: Legacy octal escape sequences are not allowed in strict mode");
return String.fromCharCode(parseInt(ch, 8));
}
--- /dev/null
+var assert = require("assert");
+var uglify = require("../../");
+
+describe("Number literals", function () {
+ it("Should not allow legacy octal literals in strict mode", function() {
+ var inputs = [
+ '"use strict";00;',
+ '"use strict"; var foo = 00;'
+ ];
+
+ var test = function(input) {
+ return function() {
+ uglify.parse(input);
+ }
+ }
+ var error = function(e) {
+ return e instanceof uglify.JS_Parse_Error &&
+ e.message === "SyntaxError: Legacy octal literals are not allowed in strict mode";
+ }
+ for (var i = 0; i < inputs.length; i++) {
+ assert.throws(test(inputs[i]), error, inputs[i]);
+ }
+ });
+});
\ No newline at end of file
var error = function(e) {
return e instanceof UglifyJS.JS_Parse_Error &&
- e.message === "SyntaxError: Octal literals are not allowed in strict mode";
+ e.message === "SyntaxError: Legacy octal escape sequences are not allowed in strict mode";
}
for (var input in inputs) {