v8/test/debugger/debug/es6/debug-step-destructuring-bind.js
Toon Verwaest 0b69b05a08 [parser] Iterate declarations to set initializer positions
This allows us to remove the PatternRewriter.

Change-Id: I54ec74ed3bd31e76e38c69f9b0b2a78f8620cd89
Reviewed-on: https://chromium-review.googlesource.com/c/1429863
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59028}
2019-01-23 13:28:58 +00:00

110 lines
3.9 KiB
JavaScript

// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var exception = null;
var Debug = debug.Debug;
var break_count = 0;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
var source = exec_state.frame(0).sourceLineText();
print(source, break_count);
assertTrue(source.indexOf(`B${break_count++}`) > 0);
if (source.indexOf("assertEquals") > 0) {
exec_state.prepareStep(Debug.StepAction.StepNext);
} else {
exec_state.prepareStep(Debug.StepAction.StepIn);
}
} catch (e) {
exception = e;
print(e);
} // B34
};
Debug.setListener(listener);
var id = x => x; // B9 B10 B36 B37
function test() {
debugger; // B0
function fx1([
a, // B2
b // B3
]) {
assertEquals([1, 2], [a, b]); // B4
} // B5
fx1([1, 2, 3]); // B1
function f2([
a, // B7
b = id(3) // B8
]) {
assertEquals([4, 3], [a, b]); // B11
} // B12
f2([4]); // B6
function f3({
x: a, // B14
y: b // B15
}) {
assertEquals([5, 6], [a, b]); // B16
} // B17
f3({y: 6, x: 5}); // B13
function f4([
a, // B19
{
b, // B20
c, // B21
}
]) { // B19
assertEquals([2, 4, 6], [a, b, c]); // B22
} // B23
f4([2, {c: 6, b: 4}]); // B18
function f5([
{
a, // B25
b = 7 // B26
},
c = 3 // B27
] = [{a:1}]) {
assertEquals([1, 7, 3], [a, b, c]); // B28
} // B29
f5(); // B24
var name = "x"; // B30
function f6({
[id(name)]: a, // B34 B35
b = a // B38
}) {
assertEquals([9, 9], [a, b]); // B39
} // B40
var o6 = {}; // B31
o6[name] = 9; // B32
f6(o6); // B33
try {
throw [3, 4]; // B41
} catch ([
a, // B42
b, // B43
c = 6 // B44
]) {
assertEquals([3, 4, 6], [a, b, c]); // B45
}
var {
x: a, // B47
y: b = 9 // B48
} = { x: 4 }; // B46
assertEquals([4, 9], [a, b]); // B49
} // B50
test();
Debug.setListener(null); // B51
assertNull(exception);