Source file src/github.com/alecthomas/chroma/lexers/g/groff.go

Documentation: github.com/alecthomas/chroma/lexers/g

     1  package g
     2  
     3  import (
     4  	. "github.com/alecthomas/chroma" // nolint
     5  	"github.com/alecthomas/chroma/lexers/internal"
     6  )
     7  
     8  // Groff lexer.
     9  var Groff = internal.Register(MustNewLazyLexer(
    10  	&Config{
    11  		Name:      "Groff",
    12  		Aliases:   []string{"groff", "nroff", "man"},
    13  		Filenames: []string{"*.[1-9]", "*.1p", "*.3pm", "*.man"},
    14  		MimeTypes: []string{"application/x-troff", "text/troff"},
    15  	},
    16  	func() Rules {
    17  		return Rules{
    18  			"root": {
    19  				{`(\.)(\w+)`, ByGroups(Text, Keyword), Push("request")},
    20  				{`\.`, Punctuation, Push("request")},
    21  				{`[^\\\n]+`, Text, Push("textline")},
    22  				Default(Push("textline")),
    23  			},
    24  			"textline": {
    25  				Include("escapes"),
    26  				{`[^\\\n]+`, Text, nil},
    27  				{`\n`, Text, Pop(1)},
    28  			},
    29  			"escapes": {
    30  				{`\\"[^\n]*`, Comment, nil},
    31  				{`\\[fn]\w`, LiteralStringEscape, nil},
    32  				{`\\\(.{2}`, LiteralStringEscape, nil},
    33  				{`\\.\[.*\]`, LiteralStringEscape, nil},
    34  				{`\\.`, LiteralStringEscape, nil},
    35  				{`\\\n`, Text, Push("request")},
    36  			},
    37  			"request": {
    38  				{`\n`, Text, Pop(1)},
    39  				Include("escapes"),
    40  				{`"[^\n"]+"`, LiteralStringDouble, nil},
    41  				{`\d+`, LiteralNumber, nil},
    42  				{`\S+`, LiteralString, nil},
    43  				{`\s+`, Text, nil},
    44  			},
    45  		}
    46  	},
    47  ))
    48  

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