Golang library for highlighting code syntax of programming languages inside HTML documents. Good documentation is included.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

72 lines
1.8 KiB

// Copyright (C) 2022 Leonid Maslakov.
// This file is part of Highlight.
// Highlight is free software: you can redistribute it
// and/or modify it under the terms of the
// GNU Affero Public License as published by the
// Free Software Foundation, either version 3 of the License,
// or (at your option) any later version.
// Highlight is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Affero Public License for more details.
// You should have received a copy of the GNU Affero Public License along with Highlight.
// If not, see <https://www.gnu.org/licenses/>.
package highlight
// Dockerfile processes Docker builder files.
// Read more: https://docs.docker.com/engine/reference/builder/
//
// Supported commands (const StyleKeyword):
// FROM
// RUN
// CMD
// LABEL
// MAINTAINER
// EXPOSE
// ENV
// ADD
// COPY
// ENTRYPOINT
// VOLUME
// USER
// WORKDIR
// ARG
// ONBUILD
// STOPSIGNAL
// HEALTHCHECK
// SHELL
//
// Comments (#) are also supported.
func Dockerfile(code string) string {
// Shild HTML
code = shieldHTML(code)
// Commands list
commands := []string{
"FROM", "RUN", "CMD",
"LABEL", "MAINTAINER", "EXPOSE",
"ENV", "ADD", "COPY",
"ENTRYPOINT", "VOLUME", "USER",
"WORKDIR", "ARG", "ONBUILD",
"STOPSIGNAL", "HEALTHCHECK", "SHELL",
}
// Sinle-line comments
code = formatOpenClose(code, "#", "\n", StyleComment)
// Single-line brackets
code = formatOpenClose(code, `"`, `"`, StyleBrackets)
code = formatOpenClose(code, `'`, `'`, StyleBrackets)
// Commands
for _, cmd := range commands {
code = formatWord(code, cmd, []string{"", " ", "\t", "\n"}, []string{"", " ", "\t", "\n"}, StyleKeyword)
}
return code
}