af7ffaa279
* Server-side syntax hilighting for all code This PR does a few things: * Remove all traces of highlight.js * Use chroma library to provide fast syntax hilighting directly on the server * Provide syntax hilighting for diffs * Re-style both unified and split diffs views * Add custom syntax hilighting styling for both regular and arc-green Fixes #7729 Fixes #10157 Fixes #11825 Fixes #7728 Fixes #3872 Fixes #3682 And perhaps gets closer to #9553 * fix line marker * fix repo search * Fix single line select * properly load settings * npm uninstall highlight.js * review suggestion * code review * forgot to call function * fix test * Apply suggestions from code review suggestions from @silverwind thanks Co-authored-by: silverwind <me@silverwind.io> * code review * copy/paste error * Use const for highlight size limit * Update web_src/less/_repository.less Co-authored-by: Lauris BH <lauris@nix.lv> * update size limit to 1MB and other styling tweaks * fix highlighting for certain diff sections * fix test * add worker back as suggested Co-authored-by: silverwind <me@silverwind.io> Co-authored-by: Lauris BH <lauris@nix.lv>
60 lines
2.1 KiB
Go
Vendored
60 lines
2.1 KiB
Go
Vendored
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/c" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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. "github.com/alecthomas/chroma/lexers/j" // nolint
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)
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// HTML lexer.
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var HTML = internal.Register(MustNewLexer(
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&Config{
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Name: "HTML",
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Aliases: []string{"html"},
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Filenames: []string{"*.html", "*.htm", "*.xhtml", "*.xslt"},
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MimeTypes: []string{"text/html", "application/xhtml+xml"},
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NotMultiline: true,
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DotAll: true,
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CaseInsensitive: true,
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},
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Rules{
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"root": {
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{`[^<&]+`, Text, nil},
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{`&\S*?;`, NameEntity, nil},
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{`\<\!\[CDATA\[.*?\]\]\>`, CommentPreproc, nil},
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{`<!--`, Comment, Push("comment")},
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{`<\?.*?\?>`, CommentPreproc, nil},
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{`<![^>]*>`, CommentPreproc, nil},
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{`(<)(\s*)(script)(\s*)`, ByGroups(Punctuation, Text, NameTag, Text), Push("script-content", "tag")},
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{`(<)(\s*)(style)(\s*)`, ByGroups(Punctuation, Text, NameTag, Text), Push("style-content", "tag")},
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{`(<)(\s*)([\w:.-]+)`, ByGroups(Punctuation, Text, NameTag), Push("tag")},
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{`(<)(\s*)(/)(\s*)([\w:.-]+)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), nil},
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},
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"comment": {
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{`[^-]+`, Comment, nil},
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{`-->`, Comment, Pop(1)},
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{`-`, Comment, nil},
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},
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"tag": {
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{`\s+`, Text, nil},
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{`([\w:-]+\s*)(=)(\s*)`, ByGroups(NameAttribute, Operator, Text), Push("attr")},
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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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"script-content": {
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{`(<)(\s*)(/)(\s*)(script)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), Pop(1)},
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{`.+?(?=<\s*/\s*script\s*>)`, Using(Javascript), nil},
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},
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"style-content": {
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{`(<)(\s*)(/)(\s*)(style)(\s*)(>)`, ByGroups(Punctuation, Text, Punctuation, Text, NameTag, Text, Punctuation), Pop(1)},
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{`.+?(?=<\s*/\s*style\s*>)`, Using(CSS), nil},
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},
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"attr": {
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{`".*?"`, LiteralString, Pop(1)},
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{`'.*?'`, LiteralString, Pop(1)},
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{`[^\s>]+`, LiteralString, Pop(1)},
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},
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},
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))
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