mirror of
https://github.com/react/react-native-devtools-frontend.git
synced 2026-09-28 21:24:26 +08:00
Nikolay Vitkov
d76576c6fe
This is need to be able to move to flat config which I am handling in a separate CL. The overrides are there as these packages got update today, so we need to way, but they were last touched 3 years ago, so reviewing their changes upstream as well. Bug: none Change-Id: I61534f881fd4e747c716b42b773f8f7f3e9bc761 Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6063618 Commit-Queue: Nikolay Vitkov <nvitkov@chromium.org> Reviewed-by: Danil Somsikov <dsv@chromium.org>
38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
'use strict';
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var ToNumber = require('./ToNumber');
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var ToPrimitive = require('./ToPrimitive');
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var Type = require('./Type');
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// https://262.ecma-international.org/6.0/#sec-abstract-equality-comparison
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module.exports = function AbstractEqualityComparison(x, y) {
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var xType = Type(x);
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var yType = Type(y);
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if (xType === yType) {
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return x === y; // ES6+ specified this shortcut anyways.
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}
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if (x == null && y == null) {
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return true;
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}
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if (xType === 'Number' && yType === 'String') {
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return AbstractEqualityComparison(x, ToNumber(y));
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}
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if (xType === 'String' && yType === 'Number') {
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return AbstractEqualityComparison(ToNumber(x), y);
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}
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if (xType === 'Boolean') {
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return AbstractEqualityComparison(ToNumber(x), y);
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}
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if (yType === 'Boolean') {
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return AbstractEqualityComparison(x, ToNumber(y));
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}
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if ((xType === 'String' || xType === 'Number' || xType === 'Symbol') && yType === 'Object') {
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return AbstractEqualityComparison(x, ToPrimitive(y));
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}
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if (xType === 'Object' && (yType === 'String' || yType === 'Number' || yType === 'Symbol')) {
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return AbstractEqualityComparison(ToPrimitive(x), y);
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}
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return false;
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};
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