Files F101456074

InlineChunkHtmlPlugin.js
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Created: Mon, Feb 10, 15:56

InlineChunkHtmlPlugin.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.
	*/

	'use strict';

	class InlineChunkHtmlPlugin {
	constructor(htmlWebpackPlugin, tests) {
	this.htmlWebpackPlugin = htmlWebpackPlugin;
	this.tests = tests;
	}

	getInlinedTag(publicPath, assets, tag) {
	if (tag.tagName !== 'script' \|\| !(tag.attributes && tag.attributes.src)) {
	return tag;
	}
	const scriptName = publicPath
	? tag.attributes.src.replace(publicPath, '')
	: tag.attributes.src;
	if (!this.tests.some(test => scriptName.match(test))) {
	return tag;
	}
	const asset = assets[scriptName];
	if (asset == null) {
	return tag;
	}
	return { tagName: 'script', innerHTML: asset.source(), closeTag: true };
	}

	apply(compiler) {
	let publicPath = compiler.options.output.publicPath \|\| '';
	if (publicPath && !publicPath.endsWith('/')) {
	publicPath += '/';
	}

	compiler.hooks.compilation.tap('InlineChunkHtmlPlugin', compilation => {
	const tagFunction = tag =>
	this.getInlinedTag(publicPath, compilation.assets, tag);

	const hooks = this.htmlWebpackPlugin.getHooks(compilation);
	hooks.alterAssetTagGroups.tap('InlineChunkHtmlPlugin', assets => {
	assets.headTags = assets.headTags.map(tagFunction);
	assets.bodyTags = assets.bodyTags.map(tagFunction);
	});

	// Still emit the runtime chunk for users who do not use our generated
	// index.html file.
	// hooks.afterEmit.tap('InlineChunkHtmlPlugin', () => {
	// Object.keys(compilation.assets).forEach(assetName => {
	// if (this.tests.some(test => assetName.match(test))) {
	// delete compilation.assets[assetName];
	// }
	// });
	// });
	});
	}
	}

	module.exports = InlineChunkHtmlPlugin;

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