webpack/lib/ContextExclusionPlugin.js

33 lines
797 B
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
*/
"use strict";
/** @typedef {import("./Compiler")} Compiler */
/** @typedef {import("./ContextModuleFactory")} ContextModuleFactory */
class ContextExclusionPlugin {
/**
* @param {RegExp} negativeMatcher Matcher regular expression
*/
constructor(negativeMatcher) {
this.negativeMatcher = negativeMatcher;
}
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
compiler.hooks.contextModuleFactory.tap("ContextExclusionPlugin", cmf => {
cmf.hooks.contextModuleFiles.tap("ContextExclusionPlugin", files => {
return files.filter(filePath => !this.negativeMatcher.test(filePath));
});
});
}
}
module.exports = ContextExclusionPlugin;