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66
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1 package lexers
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2
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3 import (
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4 . "github.com/alecthomas/chroma/v2" // nolint
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5 )
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6
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7 // Cheetah lexer.
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8 var Cheetah = Register(MustNewLexer(
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9 &Config{
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10 Name: "Cheetah",
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11 Aliases: []string{"cheetah", "spitfire"},
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12 Filenames: []string{"*.tmpl", "*.spt"},
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13 MimeTypes: []string{"application/x-cheetah", "application/x-spitfire"},
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14 },
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15 cheetahRules,
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16 ))
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17
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18 func cheetahRules() Rules {
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19 return Rules{
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20 "root": {
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21 {`(##[^\n]*)$`, ByGroups(Comment), nil},
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22 {`#[*](.|\n)*?[*]#`, Comment, nil},
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23 {`#end[^#\n]*(?:#|$)`, CommentPreproc, nil},
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24 {`#slurp$`, CommentPreproc, nil},
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25 {`(#[a-zA-Z]+)([^#\n]*)(#|$)`, ByGroups(CommentPreproc, Using("Python"), CommentPreproc), nil},
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26 {`(\$)([a-zA-Z_][\w.]*\w)`, ByGroups(CommentPreproc, Using("Python")), nil},
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27 {`(\$\{!?)(.*?)(\})(?s)`, ByGroups(CommentPreproc, Using("Python"), CommentPreproc), nil},
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28 {`(?sx)
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29 (.+?) # anything, followed by:
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30 (?:
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31 (?=\#[#a-zA-Z]*) | # an eval comment
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32 (?=\$[a-zA-Z_{]) | # a substitution
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33 \Z # end of string
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34 )
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35 `, Other, nil},
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36 {`\s+`, Text, nil},
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37 },
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38 }
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39 }
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