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gitea/vendor/github.com/alecthomas/chroma/lexers/b/bibtex.go
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Vendor Update (#16121)
* update github.com/PuerkitoBio/goquery

* update github.com/alecthomas/chroma

* update github.com/blevesearch/bleve/v2

* update github.com/caddyserver/certmagic

* update github.com/go-enry/go-enry/v2

* update github.com/go-git/go-billy/v5

* update github.com/go-git/go-git/v5

* update github.com/go-redis/redis/v8

* update github.com/go-testfixtures/testfixtures/v3

* update github.com/jaytaylor/html2text

* update github.com/json-iterator/go

* update github.com/klauspost/compress

* update github.com/markbates/goth

* update github.com/mattn/go-isatty

* update github.com/mholt/archiver/v3

* update github.com/microcosm-cc/bluemonday

* update github.com/minio/minio-go/v7

* update github.com/prometheus/client_golang

* update github.com/unrolled/render

* update github.com/xanzy/go-gitlab

* update github.com/yuin/goldmark

* update github.com/yuin/goldmark-highlighting

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2021-06-10 16:44:25 +02:00

80 lines
2.1 KiB
Go
Vendored

package b
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Bibtex lexer.
var Bibtex = internal.Register(MustNewLazyLexer(
&Config{
Name: "BibTeX",
Aliases: []string{"bib", "bibtex"},
Filenames: []string{"*.bib"},
MimeTypes: []string{"text/x-bibtex"},
NotMultiline: true,
CaseInsensitive: true,
},
bibtexRules,
))
func bibtexRules() Rules {
return Rules{
"root": {
Include("whitespace"),
{`@comment`, Comment, nil},
{`@preamble`, NameClass, Push("closing-brace", "value", "opening-brace")},
{`@string`, NameClass, Push("closing-brace", "field", "opening-brace")},
{"@[a-z_@!$&*+\\-./:;<>?\\[\\\\\\]^`|~][\\w@!$&*+\\-./:;<>?\\[\\\\\\]^`|~]*", NameClass, Push("closing-brace", "command-body", "opening-brace")},
{`.+`, Comment, nil},
},
"opening-brace": {
Include("whitespace"),
{`[{(]`, Punctuation, Pop(1)},
},
"closing-brace": {
Include("whitespace"),
{`[})]`, Punctuation, Pop(1)},
},
"command-body": {
Include("whitespace"),
{`[^\s\,\}]+`, NameLabel, Push("#pop", "fields")},
},
"fields": {
Include("whitespace"),
{`,`, Punctuation, Push("field")},
Default(Pop(1)),
},
"field": {
Include("whitespace"),
{"[a-z_@!$&*+\\-./:;<>?\\[\\\\\\]^`|~][\\w@!$&*+\\-./:;<>?\\[\\\\\\]^`|~]*", NameAttribute, Push("value", "=")},
Default(Pop(1)),
},
"=": {
Include("whitespace"),
{`=`, Punctuation, Pop(1)},
},
"value": {
Include("whitespace"),
{"[a-z_@!$&*+\\-./:;<>?\\[\\\\\\]^`|~][\\w@!$&*+\\-./:;<>?\\[\\\\\\]^`|~]*", NameVariable, nil},
{`"`, LiteralString, Push("quoted-string")},
{`\{`, LiteralString, Push("braced-string")},
{`[\d]+`, LiteralNumber, nil},
{`#`, Punctuation, nil},
Default(Pop(1)),
},
"quoted-string": {
{`\{`, LiteralString, Push("braced-string")},
{`"`, LiteralString, Pop(1)},
{`[^\{\"]+`, LiteralString, nil},
},
"braced-string": {
{`\{`, LiteralString, Push()},
{`\}`, LiteralString, Pop(1)},
{`[^\{\}]+`, LiteralString, nil},
},
"whitespace": {
{`\s+`, Text, nil},
},
}
}