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62 lines
2.6 KiB
JavaScript
62 lines
2.6 KiB
JavaScript
// Copyright (C) 2024 Igalia, S.L. 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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esid: sec-innermoduleevaluation
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description: >
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`import defer` causes eager evaluation of synchronous dependencies of async dependencies
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info: |
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16.2.1.5.3.1 InnerModuleEvaluation ( _module_, _stack_, _index_ )
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1. ...
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1. Let _evaluationList_ be a new empty List.
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1. For each ModuleRequest Record _required_ of _module_.[[RequestedModules]], do
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1. Let _requiredModule_ be GetImportedModule(_module_, _required_.[[Specifier]]).
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1. If _required_.[[Phase]] is ~defer~, then
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i. Let _additionalModules_ be GatherAsynchronousTransitiveDependencies(_requiredModule_).
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ii. For each Module Record _additionalModule_ of _additionalModules_, do
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1. If _evaluationList_ does not contain _additionalModule_, then
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a. Append _additionalModule_ to _evaluationList_.
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1. Else if _evaluationList_ does not contain _requiredModule_, then
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i. Append _requiredModule_ to _evaluationList_.
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1. ...
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1. For each Module Record _requiredModule_ of _evaluationList_, do
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1. Set _index_ to ? InnerModuleEvaluation(_requiredModule_, _stack_, _index_).
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1. ...
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GatherAsynchronousTransitiveDependencies ( _module_, [ _seen_ ] )
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1. If _seen_ is not specified, let _seen_ be a new empty List.
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1. Let _result_ be a new empty List.
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1. If _seen_ contains _module_, return _result_.
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1. Append _module_ to _seen_.
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1. If _module_ is not a Cyclic Module Record, return _result_.
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1. If _module_.[[Status]] is either ~evaluating~ or ~evaluated~, return _result_.
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1. If _module_.[[HasTLA]] is *true*, then
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1. Append _module_ to _result_.
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1. Return _result_.
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1. For each ModuleRequest Record _required_ of _module_.[[RequestedModules]], do
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1. Let _requiredModule_ be GetImportedModule(_module_, _required_.[[Specifier]]).
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1. Let _additionalModules_ be GatherAsynchronousTransitiveDependencies(_requiredModule_, _seen_).
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1. For each Module Record _m_ of _additionalModules_, do
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1. If _result_ does not contain _m_, append _m_ to _result_.
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1. Return _result_.
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flags: [module, async]
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features: [import-defer, top-level-await]
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includes: [compareArray.js]
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---*/
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import "./setup_FIXTURE.js";
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import defer * as ns from "./imports-tla-with-dep_FIXTURE.js";
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assert.compareArray(
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globalThis.evaluations,
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["dep", "tla-with-dep start", "tla-with-dep end"]
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);
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ns.x;
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assert.compareArray(
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globalThis.evaluations,
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["dep", "tla-with-dep start", "tla-with-dep end", "imports-tla-with-dep"]
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);
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$DONE();
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