[79a0317] | 1 | /*
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| 2 | MIT License http://www.opensource.org/licenses/mit-license.php
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| 3 | Author Gengkun He @ahabhgk
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| 4 | */
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| 5 |
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| 6 | "use strict";
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| 7 |
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| 8 | const WebpackError = require("./WebpackError");
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| 9 | const makeSerializable = require("./util/makeSerializable");
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| 10 |
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| 11 | /** @typedef {import("./Module")} Module */
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| 12 | /** @typedef {import("./Compilation")} Compilation */
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| 13 | /** @typedef {import("./RuntimeTemplate")} RuntimeTemplate */
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| 14 | /** @typedef {import("./serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
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| 15 | /** @typedef {import("./serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
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| 16 | /** @typedef {"asyncWebAssembly" | "topLevelAwait" | "external promise" | "external script" | "external import" | "external module"} Feature */
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| 17 |
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| 18 | class EnvironmentNotSupportAsyncWarning extends WebpackError {
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| 19 | /**
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| 20 | * Creates an instance of EnvironmentNotSupportAsyncWarning.
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| 21 | * @param {Module} module module
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| 22 | * @param {Feature} feature feature
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| 23 | */
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| 24 | constructor(module, feature) {
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| 25 | const message = `The generated code contains 'async/await' because this module is using "${feature}".
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| 26 | However, your target environment does not appear to support 'async/await'.
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| 27 | As a result, the code may not run as expected or may cause runtime errors.`;
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| 28 | super(message);
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| 29 |
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| 30 | this.name = "EnvironmentNotSupportAsyncWarning";
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| 31 | this.module = module;
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| 32 | }
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| 33 |
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| 34 | /**
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| 35 | * Creates an instance of EnvironmentNotSupportAsyncWarning.
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| 36 | * @param {Module} module module
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| 37 | * @param {RuntimeTemplate} runtimeTemplate compilation
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| 38 | * @param {Feature} feature feature
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| 39 | */
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| 40 | static check(module, runtimeTemplate, feature) {
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| 41 | if (!runtimeTemplate.supportsAsyncFunction()) {
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| 42 | module.addWarning(new EnvironmentNotSupportAsyncWarning(module, feature));
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| 43 | }
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| 44 | }
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| 45 | }
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| 46 |
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| 47 | makeSerializable(
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| 48 | EnvironmentNotSupportAsyncWarning,
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| 49 | "webpack/lib/EnvironmentNotSupportAsyncWarning"
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| 50 | );
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| 51 |
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| 52 | module.exports = EnvironmentNotSupportAsyncWarning;
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