gitea/vendor/github.com/alecthomas/chroma/lexers/p/prolog.go
6543 86e2789960
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

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package p
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Prolog lexer.
var Prolog = internal.Register(MustNewLazyLexer(
&Config{
Name: "Prolog",
Aliases: []string{"prolog"},
Filenames: []string{"*.ecl", "*.prolog", "*.pro", "*.pl"},
MimeTypes: []string{"text/x-prolog"},
},
prologRules,
))
func prologRules() Rules {
return Rules{
"root": {
{`/\*`, CommentMultiline, Push("nested-comment")},
{`%.*`, CommentSingle, nil},
{`0\'.`, LiteralStringChar, nil},
{`0b[01]+`, LiteralNumberBin, nil},
{`0o[0-7]+`, LiteralNumberOct, nil},
{`0x[0-9a-fA-F]+`, LiteralNumberHex, nil},
{`\d\d?\'[a-zA-Z0-9]+`, LiteralNumberInteger, nil},
{`(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?`, LiteralNumberFloat, nil},
{`\d+`, LiteralNumberInteger, nil},
{`[\[\](){}|.,;!]`, Punctuation, nil},
{`:-|-->`, Punctuation, nil},
{`"(?:\\x[0-9a-fA-F]+\\|\\u[0-9a-fA-F]{4}|\\U[0-9a-fA-F]{8}|\\[0-7]+\\|\\["\nabcefnrstv]|[^\\"])*"`, LiteralStringDouble, nil},
{`'(?:''|[^'])*'`, LiteralStringAtom, nil},
{`is\b`, Operator, nil},
{`(<|>|=<|>=|==|=:=|=|/|//|\*|\+|-)(?=\s|[a-zA-Z0-9\[])`, Operator, nil},
{`(mod|div|not)\b`, Operator, nil},
{`_`, Keyword, nil},
{`([a-z]+)(:)`, ByGroups(NameNamespace, Punctuation), nil},
{`([a-zÀ-῿぀-퟿-￯][\w$À-῿぀-퟿-￯]*)(\s*)(:-|-->)`, ByGroups(NameFunction, Text, Operator), nil},
{`([a-zÀ-῿぀-퟿-￯][\w$À-῿぀-퟿-￯]*)(\s*)(\()`, ByGroups(NameFunction, Text, Punctuation), nil},
{`[a-zÀ-῿぀-퟿-￯][\w$À-῿぀-퟿-￯]*`, LiteralStringAtom, nil},
{`[#&*+\-./:<=>?@\\^~¡-¿‐-〿]+`, LiteralStringAtom, nil},
{`[A-Z_]\w*`, NameVariable, nil},
{`\s+|[ --￾￯]`, Text, nil},
},
"nested-comment": {
{`\*/`, CommentMultiline, Pop(1)},
{`/\*`, CommentMultiline, Push()},
{`[^*/]+`, CommentMultiline, nil},
{`[*/]`, CommentMultiline, nil},
},
}
}