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package r
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Reasonml lexer.
var Reasonml = internal.Register(MustNewLazyLexer(
&Config{
Name: "ReasonML",
Aliases: []string{"reason", "reasonml"},
Filenames: []string{"*.re", "*.rei"},
MimeTypes: []string{"text/x-reasonml"},
},
reasonmlRules,
))
func reasonmlRules() Rules {
return Rules{
"escape-sequence": {
{`\\[\\"\'ntbr]`, LiteralStringEscape, nil},
{`\\[0-9]{3}`, LiteralStringEscape, nil},
{`\\x[0-9a-fA-F]{2}`, LiteralStringEscape, nil},
},
"root": {
{`\s+`, Text, nil},
{`false|true|\(\)|\[\]`, NameBuiltinPseudo, nil},
{`\b([A-Z][\w\']*)(?=\s*\.)`, NameNamespace, Push("dotted")},
{`\b([A-Z][\w\']*)`, NameClass, nil},
{`//.*?\n`, CommentSingle, nil},
{`\/\*(?![\/])`, CommentMultiline, Push("comment")},
{`\b(as|assert|begin|class|constraint|do|done|downto|else|end|exception|external|false|for|fun|esfun|function|functor|if|in|include|inherit|initializer|lazy|let|switch|module|pub|mutable|new|nonrec|object|of|open|pri|rec|sig|struct|then|to|true|try|type|val|virtual|when|while|with)\b`, Keyword, nil},
{"(~|\\}|\\|]|\\||\\|\\||\\{<|\\{|`|_|]|\\[\\||\\[>|\\[<|\\[|\\?\\?|\\?|>\\}|>]|>|=|<-|<|;;|;|:>|:=|::|:|\\.\\.\\.|\\.\\.|\\.|=>|-\\.|-|,|\\+|\\*|\\)|\\(|&&|&|#|!=)", OperatorWord, nil},
{`([=<>@^|&+\*/$%-]|[!?~])?[!$%&*+\./:<=>?@^|~-]`, Operator, nil},
{`\b(and|asr|land|lor|lsl|lsr|lxor|mod|or)\b`, OperatorWord, nil},
{`\b(unit|int|float|bool|string|char|list|array)\b`, KeywordType, nil},
{`[^\W\d][\w']*`, Name, nil},
{`-?\d[\d_]*(.[\d_]*)?([eE][+\-]?\d[\d_]*)`, LiteralNumberFloat, nil},
{`0[xX][\da-fA-F][\da-fA-F_]*`, LiteralNumberHex, nil},
{`0[oO][0-7][0-7_]*`, LiteralNumberOct, nil},
{`0[bB][01][01_]*`, LiteralNumberBin, nil},
{`\d[\d_]*`, LiteralNumberInteger, nil},
{`'(?:(\\[\\\"'ntbr ])|(\\[0-9]{3})|(\\x[0-9a-fA-F]{2}))'`, LiteralStringChar, nil},
{`'.'`, LiteralStringChar, nil},
{`'`, Keyword, nil},
{`"`, LiteralStringDouble, Push("string")},
{`[~?][a-z][\w\']*:`, NameVariable, nil},
},
"comment": {
{`[^\/*]+`, CommentMultiline, nil},
{`\/\*`, CommentMultiline, Push()},
{`\*\/`, CommentMultiline, Pop(1)},
{`[\*]`, CommentMultiline, nil},
},
"string": {
{`[^\\"]+`, LiteralStringDouble, nil},
Include("escape-sequence"),
{`\\\n`, LiteralStringDouble, nil},
{`"`, LiteralStringDouble, Pop(1)},
},
"dotted": {
{`\s+`, Text, nil},
{`\.`, Punctuation, nil},
{`[A-Z][\w\']*(?=\s*\.)`, NameNamespace, nil},
{`[A-Z][\w\']*`, NameClass, Pop(1)},
{`[a-z_][\w\']*`, Name, Pop(1)},
Default(Pop(1)),
},
}
}
|
