53 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/*
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	MIT License http://www.opensource.org/licenses/mit-license.php
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	Author Gengkun He @ahabhgk
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*/
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"use strict";
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const WebpackError = require("./WebpackError");
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const makeSerializable = require("./util/makeSerializable");
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/** @typedef {import("./Module")} Module */
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/** @typedef {import("./Compilation")} Compilation */
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/** @typedef {import("./RuntimeTemplate")} RuntimeTemplate */
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/** @typedef {import("./serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
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/** @typedef {import("./serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
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/** @typedef {"asyncWebAssembly" | "topLevelAwait" | "external promise" | "external script" | "external import" | "external module"} Feature */
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class EnvironmentNotSupportAsyncWarning extends WebpackError {
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	/**
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	 * Creates an instance of EnvironmentNotSupportAsyncWarning.
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	 * @param {Module} module module
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	 * @param {Feature} feature feature
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	 */
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	constructor(module, feature) {
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		const message = `The generated code contains 'async/await' because this module is using "${feature}".
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However, your target environment does not appear to support 'async/await'.
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As a result, the code may not run as expected or may cause runtime errors.`;
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		super(message);
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		this.name = "EnvironmentNotSupportAsyncWarning";
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		this.module = module;
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	}
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	/**
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	 * Creates an instance of EnvironmentNotSupportAsyncWarning.
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	 * @param {Module} module module
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	 * @param {RuntimeTemplate} runtimeTemplate compilation
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	 * @param {Feature} feature feature
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	 */
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	static check(module, runtimeTemplate, feature) {
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		if (!runtimeTemplate.supportsAsyncFunction()) {
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			module.addWarning(new EnvironmentNotSupportAsyncWarning(module, feature));
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		}
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	}
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}
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makeSerializable(
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	EnvironmentNotSupportAsyncWarning,
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	"webpack/lib/EnvironmentNotSupportAsyncWarning"
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);
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module.exports = EnvironmentNotSupportAsyncWarning;
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