GoScrobble/web/node_modules/react-dev-utils/WatchMissingNodeModulesPlugin.js

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/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// This webpack plugin ensures `npm install <library>` forces a project rebuild.
// Were not sure why this isn't webpack's default behavior.
// See https://github.com/facebook/create-react-app/issues/186.
'use strict';
class WatchMissingNodeModulesPlugin {
constructor(nodeModulesPath) {
this.nodeModulesPath = nodeModulesPath;
}
apply(compiler) {
compiler.hooks.emit.tap('WatchMissingNodeModulesPlugin', compilation => {
var missingDeps = Array.from(compilation.missingDependencies);
var nodeModulesPath = this.nodeModulesPath;
// If any missing files are expected to appear in node_modules...
if (missingDeps.some(file => file.includes(nodeModulesPath))) {
// ...tell webpack to watch node_modules recursively until they appear.
compilation.contextDependencies.add(nodeModulesPath);
}
});
}
}
module.exports = WatchMissingNodeModulesPlugin;