minify.go

/*
 * Copyright © 2020-2022 Luke Whritenour <lukewhrit@proton.me>

 * 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

 *  http://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.
 */

package lib

import (
	"github.com/tdewolff/minify/v2"
	"github.com/tdewolff/minify/v2/html"
)

// MinifyHTML runs tdedwolff/minify on a byte array consisting of HTML content
func MinifyHTML(content []byte) ([]byte, error) {
	m := minify.New()

	m.Add("text/html", &html.Minifier{
		KeepDocumentTags: true,
		KeepEndTags:      true,
	})

	minified, err := m.Bytes("text/html", content)

	return minified, err
}