html-utils.mjs

/**
 * Copyright 2024 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the “License”);
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an “AS IS” BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import {minify} from 'html-minifier-terser';
import {escape} from 'lodash-es';

export const minifyHtml = async (html) => {
	const minified = await minify(html, {
		collapseBooleanAttributes: true,
		collapseInlineTagWhitespace: false,
		collapseWhitespace: true,
		conservativeCollapse: false,
		decodeEntities: true,
		html5: true,
		includeAutoGeneratedTags: false,
		minifyCSS: true,
		minifyJS: true,
		preserveLineBreaks: false,
		preventAttributesEscaping: true,
		removeAttributeQuotes: true,
		removeComments: true,
		removeEmptyAttributes: true,
		removeEmptyElements: false,
		removeOptionalTags: false,
		removeRedundantAttributes: true,
		removeTagWhitespace: false,
		sortAttributes: true,
		sortClassName: true,
	});
	return minified;
};

export const escapeHtml = escape;