forked from zhurui/management
61 lines
1.7 KiB
JavaScript
61 lines
1.7 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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/** @typedef {import("./NormalModule")} NormalModule */
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/** @typedef {import("./RuntimeTemplate")} RuntimeTemplate */
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/** @typedef {import("webpack-sources").Source} Source */
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/** @typedef {import("./Dependency").DependencyTemplate} DependencyTemplate */
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/**
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*
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*/
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class Generator {
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static byType(map) {
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return new ByTypeGenerator(map);
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}
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/**
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* @abstract
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* @param {NormalModule} module module for which the code should be generated
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* @param {Map<Function, DependencyTemplate>} dependencyTemplates mapping from dependencies to templates
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* @param {RuntimeTemplate} runtimeTemplate the runtime template
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* @param {string} type which kind of code should be generated
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* @returns {Source} generated code
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*/
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generate(module, dependencyTemplates, runtimeTemplate, type) {
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throw new Error("Generator.generate: must be overridden");
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}
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}
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class ByTypeGenerator extends Generator {
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constructor(map) {
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super();
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this.map = map;
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}
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/**
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* @param {NormalModule} module module for which the code should be generated
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* @param {Map<Function, DependencyTemplate>} dependencyTemplates mapping from dependencies to templates
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* @param {RuntimeTemplate} runtimeTemplate the runtime template
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* @param {string} type which kind of code should be generated
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* @returns {Source} generated code
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*/
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generate(module, dependencyTemplates, runtimeTemplate, type) {
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const generator = this.map[type];
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if (!generator) {
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throw new Error(`Generator.byType: no generator specified for ${type}`);
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}
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return generator.generate(
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module,
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dependencyTemplates,
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runtimeTemplate,
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type
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);
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}
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}
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module.exports = Generator;
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