43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
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package j
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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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var JSXRules = func() Rules {
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rules := JavascriptRules.Clone()
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rules["jsx"] = []Rule{
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{`(<)([\w_\-]+)`, ByGroups(Punctuation, NameTag), Push("tag")},
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{`(<)(/)(\s*)([\w_\-]+)(\s*)(>)`, ByGroups(Punctuation, Punctuation, Text, NameTag, Text, Punctuation), nil},
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}
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rules["tag"] = []Rule{
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{`\s+`, Text, nil},
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{`([\w]+\s*)(=)(\s*)`, ByGroups(NameAttribute, Operator, Text), Push("attr")},
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{`[{}]+`, Punctuation, nil},
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{`[\w\.]+`, NameAttribute, nil},
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{`(/?)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation), Pop(1)},
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}
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rules["attr"] = []Rule{
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{`\s+`, Text, nil},
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{`".*?"`, String, Pop(1)},
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{`'.*?'`, String, Pop(1)},
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{`[^\s>]+`, String, Pop(1)},
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}
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rules["root"] = append([]Rule{Include("jsx")}, rules["root"]...)
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return rules
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}()
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// JSX lexer.
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var JSX = internal.Register(MustNewLexer(
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&Config{
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Name: "JSX",
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Aliases: []string{"react"},
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Filenames: []string{"*.jsx", "*.react"},
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MimeTypes: []string{"text/jsx", "text/typescript-jsx"},
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DotAll: true,
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},
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JSXRules,
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))
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