forked from Shiloh/githaven
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>
52 lines
1.1 KiB
Go
Vendored
52 lines
1.1 KiB
Go
Vendored
package e
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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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// Ebnf lexer.
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var Ebnf = internal.Register(MustNewLexer(
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&Config{
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Name: "EBNF",
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Aliases: []string{"ebnf"},
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Filenames: []string{"*.ebnf"},
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MimeTypes: []string{"text/x-ebnf"},
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},
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Rules{
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"root": {
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Include("whitespace"),
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Include("comment_start"),
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Include("identifier"),
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{`=`, Operator, Push("production")},
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},
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"production": {
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Include("whitespace"),
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Include("comment_start"),
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Include("identifier"),
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{`"[^"]*"`, LiteralStringDouble, nil},
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{`'[^']*'`, LiteralStringSingle, nil},
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{`(\?[^?]*\?)`, NameEntity, nil},
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{`[\[\]{}(),|]`, Punctuation, nil},
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{`-`, Operator, nil},
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{`;`, Punctuation, Pop(1)},
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{`\.`, Punctuation, Pop(1)},
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},
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"whitespace": {
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{`\s+`, Text, nil},
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},
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"comment_start": {
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{`\(\*`, CommentMultiline, Push("comment")},
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},
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"comment": {
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{`[^*)]`, CommentMultiline, nil},
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Include("comment_start"),
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{`\*\)`, CommentMultiline, Pop(1)},
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{`[*)]`, CommentMultiline, nil},
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},
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"identifier": {
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{`([a-zA-Z][\w \-]*)`, Keyword, nil},
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},
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},
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))
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