cheat/vendor/github.com/alecthomas/chroma/lexers/d/docker.go

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package d
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/b"
"github.com/alecthomas/chroma/lexers/internal"
"github.com/alecthomas/chroma/lexers/j"
)
// Docker lexer.
var Docker = internal.Register(MustNewLazyLexer(
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&Config{
Name: "Docker",
Aliases: []string{"docker", "dockerfile"},
Filenames: []string{"Dockerfile", "*.docker"},
MimeTypes: []string{"text/x-dockerfile-config"},
CaseInsensitive: true,
},
dockerRules,
))
func dockerRules() Rules {
return Rules{
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"root": {
{`#.*`, Comment, nil},
{`(ONBUILD)((?:\s*\\?\s*))`, ByGroups(Keyword, Using(b.Bash)), nil},
{`(HEALTHCHECK)(((?:\s*\\?\s*)--\w+=\w+(?:\s*\\?\s*))*)`, ByGroups(Keyword, Using(b.Bash)), nil},
{`(VOLUME|ENTRYPOINT|CMD|SHELL)((?:\s*\\?\s*))(\[.*?\])`, ByGroups(Keyword, Using(b.Bash), Using(j.JSON)), nil},
{`(LABEL|ENV|ARG)((?:(?:\s*\\?\s*)\w+=\w+(?:\s*\\?\s*))*)`, ByGroups(Keyword, Using(b.Bash)), nil},
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{`((?:FROM|MAINTAINER|EXPOSE|WORKDIR|USER|STOPSIGNAL)|VOLUME)\b(.*)`, ByGroups(Keyword, LiteralString), nil},
{`((?:RUN|CMD|ENTRYPOINT|ENV|ARG|LABEL|ADD|COPY))`, Keyword, nil},
{`(.*\\\n)*.+`, Using(b.Bash), nil},
},
}
}