64 lines
2.0 KiB
Go
64 lines
2.0 KiB
Go
package c
|
|
|
|
import (
|
|
. "github.com/alecthomas/chroma" // nolint
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
|
)
|
|
|
|
// Chaiscript lexer.
|
|
var Chaiscript = internal.Register(MustNewLexer(
|
|
&Config{
|
|
Name: "ChaiScript",
|
|
Aliases: []string{"chai", "chaiscript"},
|
|
Filenames: []string{"*.chai"},
|
|
MimeTypes: []string{"text/x-chaiscript", "application/x-chaiscript"},
|
|
DotAll: true,
|
|
},
|
|
Rules{
|
|
"commentsandwhitespace": {
|
|
{`\s+`, Text, nil},
|
|
{`//.*?\n`, CommentSingle, nil},
|
|
{`/\*.*?\*/`, CommentMultiline, nil},
|
|
{`^\#.*?\n`, CommentSingle, nil},
|
|
},
|
|
"slashstartsregex": {
|
|
Include("commentsandwhitespace"),
|
|
{`/(\\.|[^[/\\\n]|\[(\\.|[^\]\\\n])*])+/([gim]+\b|\B)`, LiteralStringRegex, Pop(1)},
|
|
{`(?=/)`, Text, Push("#pop", "badregex")},
|
|
Default(Pop(1)),
|
|
},
|
|
"badregex": {
|
|
{`\n`, Text, Pop(1)},
|
|
},
|
|
"root": {
|
|
Include("commentsandwhitespace"),
|
|
{`\n`, Text, nil},
|
|
{`[^\S\n]+`, Text, nil},
|
|
{`\+\+|--|~|&&|\?|:|\|\||\\(?=\n)|\.\.(<<|>>>?|==?|!=?|[-<>+*%&|^/])=?`, Operator, Push("slashstartsregex")},
|
|
{`[{(\[;,]`, Punctuation, Push("slashstartsregex")},
|
|
{`[})\].]`, Punctuation, nil},
|
|
{`[=+\-*/]`, Operator, nil},
|
|
{`(for|in|while|do|break|return|continue|if|else|throw|try|catch)\b`, Keyword, Push("slashstartsregex")},
|
|
{`(var)\b`, KeywordDeclaration, Push("slashstartsregex")},
|
|
{`(attr|def|fun)\b`, KeywordReserved, nil},
|
|
{`(true|false)\b`, KeywordConstant, nil},
|
|
{`(eval|throw)\b`, NameBuiltin, nil},
|
|
{"`\\S+`", NameBuiltin, nil},
|
|
{`[$a-zA-Z_]\w*`, NameOther, nil},
|
|
{`[0-9][0-9]*\.[0-9]+([eE][0-9]+)?[fd]?`, LiteralNumberFloat, nil},
|
|
{`0x[0-9a-fA-F]+`, LiteralNumberHex, nil},
|
|
{`[0-9]+`, LiteralNumberInteger, nil},
|
|
{`"`, LiteralStringDouble, Push("dqstring")},
|
|
{`'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
|
|
},
|
|
"dqstring": {
|
|
{`\$\{[^"}]+?\}`, LiteralStringInterpol, nil},
|
|
{`\$`, LiteralStringDouble, nil},
|
|
{`\\\\`, LiteralStringDouble, nil},
|
|
{`\\"`, LiteralStringDouble, nil},
|
|
{`[^\\"$]+`, LiteralStringDouble, nil},
|
|
{`"`, LiteralStringDouble, Pop(1)},
|
|
},
|
|
},
|
|
))
|