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gitea/vendor/github.com/alecthomas/chroma/lexers/l/lua.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

79 lines
2.3 KiB
Go
Vendored

package l
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Lua lexer.
var Lua = internal.Register(MustNewLazyLexer(
&Config{
Name: "Lua",
Aliases: []string{"lua"},
Filenames: []string{"*.lua", "*.wlua"},
MimeTypes: []string{"text/x-lua", "application/x-lua"},
},
luaRules,
))
func luaRules() Rules {
return Rules{
"root": {
{`#!.*`, CommentPreproc, nil},
Default(Push("base")),
},
"ws": {
{`(?:--\[(=*)\[[\w\W]*?\](\1)\])`, CommentMultiline, nil},
{`(?:--.*$)`, CommentSingle, nil},
{`(?:\s+)`, Text, nil},
},
"base": {
Include("ws"),
{`(?i)0x[\da-f]*(\.[\da-f]*)?(p[+-]?\d+)?`, LiteralNumberHex, nil},
{`(?i)(\d*\.\d+|\d+\.\d*)(e[+-]?\d+)?`, LiteralNumberFloat, nil},
{`(?i)\d+e[+-]?\d+`, LiteralNumberFloat, nil},
{`\d+`, LiteralNumberInteger, nil},
{`(?s)\[(=*)\[.*?\]\1\]`, LiteralString, nil},
{`::`, Punctuation, Push("label")},
{`\.{3}`, Punctuation, nil},
{`[=<>|~&+\-*/%#^]+|\.\.`, Operator, nil},
{`[\[\]{}().,:;]`, Punctuation, nil},
{`(and|or|not)\b`, OperatorWord, nil},
{`(break|do|else|elseif|end|for|if|in|repeat|return|then|until|while)\b`, KeywordReserved, nil},
{`goto\b`, KeywordReserved, Push("goto")},
{`(local)\b`, KeywordDeclaration, nil},
{`(true|false|nil)\b`, KeywordConstant, nil},
{`(function)\b`, KeywordReserved, Push("funcname")},
{`[A-Za-z_]\w*(\.[A-Za-z_]\w*)?`, Name, nil},
{`'`, LiteralStringSingle, Combined("stringescape", "sqs")},
{`"`, LiteralStringDouble, Combined("stringescape", "dqs")},
},
"funcname": {
Include("ws"),
{`[.:]`, Punctuation, nil},
{`(?:[^\W\d]\w*)(?=(?:(?:--\[(=*)\[[\w\W]*?\](\2)\])|(?:--.*$)|(?:\s+))*[.:])`, NameClass, nil},
{`(?:[^\W\d]\w*)`, NameFunction, Pop(1)},
{`\(`, Punctuation, Pop(1)},
},
"goto": {
Include("ws"),
{`(?:[^\W\d]\w*)`, NameLabel, Pop(1)},
},
"label": {
Include("ws"),
{`::`, Punctuation, Pop(1)},
{`(?:[^\W\d]\w*)`, NameLabel, nil},
},
"stringescape": {
{`\\([abfnrtv\\"\']|[\r\n]{1,2}|z\s*|x[0-9a-fA-F]{2}|\d{1,3}|u\{[0-9a-fA-F]+\})`, LiteralStringEscape, nil},
},
"sqs": {
{`'`, LiteralStringSingle, Pop(1)},
{`[^\\']+`, LiteralStringSingle, nil},
},
"dqs": {
{`"`, LiteralStringDouble, Pop(1)},
{`[^\\"]+`, LiteralStringDouble, nil},
},
}
}