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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 // Mako lexer.
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8 var Mako = Register(MustNewLexer(
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9 &Config{
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10 Name: "Mako",
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11 Aliases: []string{"mako"},
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12 Filenames: []string{"*.mao"},
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13 MimeTypes: []string{"application/x-mako"},
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14 },
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15 makoRules,
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16 ))
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17
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18 func makoRules() Rules {
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19 return Rules{
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20 "root": {
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21 {`(\s*)(%)(\s*end(?:\w+))(\n|\Z)`, ByGroups(Text, CommentPreproc, Keyword, Other), nil},
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22 {`(\s*)(%)([^\n]*)(\n|\Z)`, ByGroups(Text, CommentPreproc, Using("Python"), Other), nil},
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23 {`(\s*)(##[^\n]*)(\n|\Z)`, ByGroups(Text, CommentPreproc, Other), nil},
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24 {`(?s)<%doc>.*?</%doc>`, CommentPreproc, nil},
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25 {`(<%)([\w.:]+)`, ByGroups(CommentPreproc, NameBuiltin), Push("tag")},
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26 {`(</%)([\w.:]+)(>)`, ByGroups(CommentPreproc, NameBuiltin, CommentPreproc), nil},
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27 {`<%(?=([\w.:]+))`, CommentPreproc, Push("ondeftags")},
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28 {`(<%(?:!?))(.*?)(%>)(?s)`, ByGroups(CommentPreproc, Using("Python"), CommentPreproc), nil},
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29 {`(\$\{)(.*?)(\})`, ByGroups(CommentPreproc, Using("Python"), CommentPreproc), nil},
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30 {`(?sx)
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31 (.+?) # anything, followed by:
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32 (?:
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33 (?<=\n)(?=%|\#\#) | # an eval or comment line
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34 (?=\#\*) | # multiline comment
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35 (?=</?%) | # a python block
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36 # call start or end
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37 (?=\$\{) | # a substitution
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38 (?<=\n)(?=\s*%) |
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39 # - don't consume
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40 (\\\n) | # an escaped newline
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41 \Z # end of string
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42 )
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43 `, ByGroups(Other, Operator), nil},
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44 {`\s+`, Text, nil},
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45 },
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46 "ondeftags": {
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47 {`<%`, CommentPreproc, nil},
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48 {`(?<=<%)(include|inherit|namespace|page)`, NameBuiltin, nil},
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49 Include("tag"),
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50 },
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51 "tag": {
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52 {`((?:\w+)\s*=)(\s*)(".*?")`, ByGroups(NameAttribute, Text, LiteralString), nil},
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53 {`/?\s*>`, CommentPreproc, Pop(1)},
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54 {`\s+`, Text, nil},
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55 },
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56 "attr": {
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57 {`".*?"`, LiteralString, Pop(1)},
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58 {`'.*?'`, LiteralString, Pop(1)},
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59 {`[^\s>]+`, LiteralString, Pop(1)},
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60 },
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61 }
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62 }
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