js/src/tests/js1_8/regress/regress-499524.js@6474c204b198
js/src/tests/js1_8/regress/regress-499524.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
3 /*
4 * Any copyright is dedicated to the Public Domain.
5 * http://creativecommons.org/licenses/publicdomain/
6 */
8 function isSyntaxError(code) {
9 try {
10 eval(code);
11 return false;
12 } catch (exception) {
13 if (SyntaxError.prototype.isPrototypeOf(exception))
14 return true;
15 throw exception;
16 };
17 };
19 /*
20 * Duplicate parameter names must be tolerated (as per ES3), unless
21 * the parameter list uses destructuring, in which case we claim the
22 * user has opted in to a modicum of sanity, and we forbid duplicate
23 * parameter names.
24 */
25 assertEq(isSyntaxError("function f(x,x){}"), false);
27 assertEq(isSyntaxError("function f(x,[x]){})"), true);
28 assertEq(isSyntaxError("function f(x,{y:x}){})"), true);
29 assertEq(isSyntaxError("function f(x,{x}){})"), true);
31 assertEq(isSyntaxError("function f([x],x){})"), true);
32 assertEq(isSyntaxError("function f({y:x},x){})"), true);
33 assertEq(isSyntaxError("function f({x},x){})"), true);
35 assertEq(isSyntaxError("function f([x,x]){}"), true);
36 assertEq(isSyntaxError("function f({x,x}){}"), true);
37 assertEq(isSyntaxError("function f({y:x,z:x}){}"), true);
39 assertEq(isSyntaxError("function f(x,x,[y]){}"), true);
40 assertEq(isSyntaxError("function f(x,x,{y}){}"), true);
41 assertEq(isSyntaxError("function f([y],x,x){}"), true);
42 assertEq(isSyntaxError("function f({y},x,x){}"), true);
44 assertEq(isSyntaxError("function f(a,b,c,d,e,f,g,h,b,[y]){}"), true);
45 assertEq(isSyntaxError("function f([y],a,b,c,d,e,f,g,h,a){}"), true);
46 assertEq(isSyntaxError("function f([a],b,c,d,e,f,g,h,i,a){}"), true);
47 assertEq(isSyntaxError("function f(a,b,c,d,e,f,g,h,i,[a]){}"), true);
48 assertEq(isSyntaxError("function f(a,b,c,d,e,f,g,h,i,[a]){}"), true);
50 reportCompare(true, true);
