2240f6c518
Vendor 500 new real Test262 tests (total 550), relax curation filters for now-supported features (arrow functions, classes, destructuring, spread/rest, for-in/of, template literals, let/const, instanceof), add automated triage script, and track pass rate as a CI metric. 190/550 pass (34.5%). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
30 lines
772 B
JavaScript
30 lines
772 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 14.2
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description: >
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ArrowFunction `this` cannot be overridden by thisArg
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9.2.4 FunctionInitialize (F, kind, ParameterList, Body, Scope)
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...
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9. If kind is Arrow, set the [[ThisMode]] internal slot of F to lexical.
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...
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9.2.1.2 OrdinaryCallBindThis ( F, calleeContext, thisArgument )
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1. Let thisMode be the value of F’s [[ThisMode]] internal slot.
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2. If thisMode is lexical, return NormalCompletion(undefined).
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...
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---*/
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var calls = 0;
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var usurper = {};
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[1].forEach(value => {
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calls++;
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assert.notSameValue(this, usurper);
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}, usurper);
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assert.sameValue(calls, 1);
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