jerryscript/tests/jerry/es2015/for-pattern.js
2019-11-19 14:02:17 +01:00

78 lines
1.4 KiB
JavaScript

// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var idx = 0;
for (var [a,b] of [[1,2], [3,4]])
{
if (idx == 0)
{
assert(a === 1);
assert(b === 2);
idx = 1;
}
else
{
assert(a === 3);
assert(b === 4);
}
}
assert(a === 3);
assert(b === 4);
idx = 0;
for (let [a,b] of [[5,6], [7,8]])
{
if (idx == 0)
{
assert(a === 5);
assert(b === 6);
idx = 1;
}
else
{
assert(a === 7);
assert(b === 8);
}
}
assert(a === 3);
assert(b === 4);
idx = 0;
for (let [a,b] of [[11,12], [13,14]])
{
if (idx == 0)
{
eval("assert(a === 11)");
eval("assert(b === 12)");
idx = 1;
}
else
{
eval("assert(a === 13)");
eval("assert(b === 14)");
}
}
assert(a === 3);
assert(b === 4);
try {
eval("for (let [a,b] = [1,2] of [[3,4]]) {}");
assert(false);
} catch (e) {
assert(e instanceof SyntaxError);
}