48 lines
1.2 KiB
JavaScript
48 lines
1.2 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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const CaseSensitiveModulesWarning = require("./CaseSensitiveModulesWarning");
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/** @typedef {import("./Compiler")} Compiler */
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class WarnCaseSensitiveModulesPlugin {
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/**
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* Apply the plugin
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* @param {Compiler} compiler the compiler instance
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* @returns {void}
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*/
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apply(compiler) {
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compiler.hooks.compilation.tap(
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"WarnCaseSensitiveModulesPlugin",
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compilation => {
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compilation.hooks.seal.tap("WarnCaseSensitiveModulesPlugin", () => {
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const moduleWithoutCase = new Map();
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for (const module of compilation.modules) {
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const identifier = module.identifier().toLowerCase();
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const array = moduleWithoutCase.get(identifier);
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if (array) {
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array.push(module);
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} else {
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moduleWithoutCase.set(identifier, [module]);
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}
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}
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for (const pair of moduleWithoutCase) {
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const array = pair[1];
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if (array.length > 1) {
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compilation.warnings.push(
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new CaseSensitiveModulesWarning(array, compilation.moduleGraph)
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);
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}
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}
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});
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}
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);
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}
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}
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module.exports = WarnCaseSensitiveModulesPlugin;
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