48 lines
1.2 KiB
Go
48 lines
1.2 KiB
Go
package g
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// Groff lexer.
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var Groff = internal.Register(MustNewLazyLexer(
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&Config{
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Name: "Groff",
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Aliases: []string{"groff", "nroff", "man"},
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Filenames: []string{"*.[1-9]", "*.1p", "*.3pm", "*.man"},
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MimeTypes: []string{"application/x-troff", "text/troff"},
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},
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func() Rules {
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return Rules{
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"root": {
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{`(\.)(\w+)`, ByGroups(Text, Keyword), Push("request")},
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{`\.`, Punctuation, Push("request")},
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{`[^\\\n]+`, Text, Push("textline")},
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Default(Push("textline")),
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},
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"textline": {
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Include("escapes"),
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{`[^\\\n]+`, Text, nil},
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{`\n`, Text, Pop(1)},
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},
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"escapes": {
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{`\\"[^\n]*`, Comment, nil},
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{`\\[fn]\w`, LiteralStringEscape, nil},
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{`\\\(.{2}`, LiteralStringEscape, nil},
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{`\\.\[.*\]`, LiteralStringEscape, nil},
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{`\\.`, LiteralStringEscape, nil},
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{`\\\n`, Text, Push("request")},
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},
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"request": {
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{`\n`, Text, Pop(1)},
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Include("escapes"),
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{`"[^\n"]+"`, LiteralStringDouble, nil},
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{`\d+`, LiteralNumber, nil},
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{`\S+`, LiteralString, nil},
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{`\s+`, Text, nil},
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},
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}
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},
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))
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