46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
/*
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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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const path = require("path");
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class NormalModuleReplacementPlugin {
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constructor(resourceRegExp, newResource) {
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this.resourceRegExp = resourceRegExp;
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this.newResource = newResource;
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}
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apply(compiler) {
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const resourceRegExp = this.resourceRegExp;
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const newResource = this.newResource;
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compiler.plugin("normal-module-factory", (nmf) => {
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nmf.plugin("before-resolve", (result, callback) => {
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if(!result) return callback();
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if(resourceRegExp.test(result.request)) {
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if(typeof newResource === "function") {
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newResource(result);
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} else {
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result.request = newResource;
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}
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}
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return callback(null, result);
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});
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nmf.plugin("after-resolve", (result, callback) => {
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if(!result) return callback();
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if(resourceRegExp.test(result.resource)) {
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if(typeof newResource === "function") {
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newResource(result);
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} else {
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result.resource = path.resolve(path.dirname(result.resource), newResource);
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}
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}
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return callback(null, result);
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});
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});
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}
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}
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module.exports = NormalModuleReplacementPlugin;
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