regress-346642-06.js

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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

//-----------------------------------------------------------------------------

var BUGNUMBER = 346642;

var summary = 'decompilation of destructuring assignment';

var actual = '';

var expect = '';

//-----------------------------------------------------------------------------

test();

//-----------------------------------------------------------------------------

function test()

  printBugNumber(BUGNUMBER);

  printStatus (summary);

  expect = 3;

  actual = '';

  "" + function() { [] = 3 }; actual = 3;

  actual = 3;

  reportCompare(expect, actual, summary + ': 1');

try

    var z = 6;

    var f = eval('(function (){for(let [] = []; false;) let z; return z})');

    expect =  f();

    actual = eval("("+f+")")()

      reportCompare(expect, actual, summary + ': 2');

  catch(ex)

    // See https://bugzilla.mozilla.org/show_bug.cgi?id=408957

    var summarytrunk = 'let declaration must be direct child of block or top-level implicit block';

    expect = 'SyntaxError';

    actual = ex.name;

    reportCompare(expect, actual, summarytrunk);

  expect = 3;

  actual = '';

  "" + function () { for(;; [[a]] = [5]) { } }; actual = 3;

  reportCompare(expect, actual, summary + ': 3');

  expect = 3;

  actual = '';

  "" + function () { for(;; ([[,]] = p)) { } }; actual = 3;

  reportCompare(expect, actual, summary + ': 4');

  expect = 3;

  actual = '';

  actual = 1; try {for(x in (function ([y]) { })() ) { }}catch(ex){} actual = 3;

  reportCompare(expect, actual, summary + ': 5');