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57 lines
1.8 KiB
57 lines
1.8 KiB
5 years ago
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package h
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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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// Handlebars lexer.
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var Handlebars = internal.Register(MustNewLexer(
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&Config{
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Name: "Handlebars",
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Aliases: []string{"handlebars"},
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Filenames: []string{"*.handlebars"},
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MimeTypes: []string{},
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},
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Rules{
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"root": {
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{`[^{]+`, Other, nil},
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{`\{\{!.*\}\}`, Comment, nil},
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{`(\{\{\{)(\s*)`, ByGroups(CommentSpecial, Text), Push("tag")},
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{`(\{\{)(\s*)`, ByGroups(CommentPreproc, Text), Push("tag")},
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},
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"tag": {
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{`\s+`, Text, nil},
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{`\}\}\}`, CommentSpecial, Pop(1)},
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{`\}\}`, CommentPreproc, Pop(1)},
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{`([#/]*)(each|if|unless|else|with|log|in(?:line)?)`, ByGroups(Keyword, Keyword), nil},
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{`#\*inline`, Keyword, nil},
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{`([#/])([\w-]+)`, ByGroups(NameFunction, NameFunction), nil},
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{`([\w-]+)(=)`, ByGroups(NameAttribute, Operator), nil},
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{`(>)(\s*)(@partial-block)`, ByGroups(Keyword, Text, Keyword), nil},
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{`(#?>)(\s*)([\w-]+)`, ByGroups(Keyword, Text, NameVariable), nil},
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{`(>)(\s*)(\()`, ByGroups(Keyword, Text, Punctuation), Push("dynamic-partial")},
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Include("generic"),
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},
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"dynamic-partial": {
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{`\s+`, Text, nil},
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{`\)`, Punctuation, Pop(1)},
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{`(lookup)(\s+)(\.|this)(\s+)`, ByGroups(Keyword, Text, NameVariable, Text), nil},
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{`(lookup)(\s+)(\S+)`, ByGroups(Keyword, Text, UsingSelf("variable")), nil},
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{`[\w-]+`, NameFunction, nil},
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Include("generic"),
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},
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"variable": {
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{`[a-zA-Z][\w-]*`, NameVariable, nil},
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{`\.[\w-]+`, NameVariable, nil},
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{`(this\/|\.\/|(\.\.\/)+)[\w-]+`, NameVariable, nil},
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},
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"generic": {
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Include("variable"),
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{`:?"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
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{`:?'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
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{`[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?`, LiteralNumber, nil},
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},
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},
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))
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