syntax-1.js - mozsearch

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// We correctly reject bogus for-of loop syntax.

load(libdir + "asserts.js");

function assertSyntaxError(code) {

    assertThrowsInstanceOf(function () { Function(code); }, SyntaxError, "Function:" + code);

    assertThrowsInstanceOf(function () { eval(code); }, SyntaxError, "eval:" + code);

    var ieval = eval;

    assertThrowsInstanceOf(function () { ieval(code); }, SyntaxError, "indirect eval:" + code);

function test(badForHead) {

    assertSyntaxError(badForHead + " {}");  // apply directly to forHead

    assertSyntaxError("[0 " + badForHead + "];");

var a, b, c;

test("for (a in b of c)");

test("for (a of b of c)");

test("for (let {a: 1} of b)");