mirror of https://github.com/cheat/cheat.git
99 lines
4.1 KiB
Go
99 lines
4.1 KiB
Go
package f
|
|
|
|
import (
|
|
. "github.com/alecthomas/chroma" // nolint
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
|
)
|
|
|
|
// Fsharp lexer.
|
|
var Fsharp = internal.Register(MustNewLazyLexer(
|
|
&Config{
|
|
Name: "FSharp",
|
|
Aliases: []string{"fsharp"},
|
|
Filenames: []string{"*.fs", "*.fsi"},
|
|
MimeTypes: []string{"text/x-fsharp"},
|
|
},
|
|
fsharpRules,
|
|
))
|
|
|
|
func fsharpRules() Rules {
|
|
return Rules{
|
|
"escape-sequence": {
|
|
{`\\[\\"\'ntbrafv]`, LiteralStringEscape, nil},
|
|
{`\\[0-9]{3}`, LiteralStringEscape, nil},
|
|
{`\\u[0-9a-fA-F]{4}`, LiteralStringEscape, nil},
|
|
{`\\U[0-9a-fA-F]{8}`, LiteralStringEscape, nil},
|
|
},
|
|
"root": {
|
|
{`\s+`, Text, nil},
|
|
{`\(\)|\[\]`, NameBuiltinPseudo, nil},
|
|
{`\b(?<!\.)([A-Z][\w\']*)(?=\s*\.)`, NameNamespace, Push("dotted")},
|
|
{`\b([A-Z][\w\']*)`, Name, nil},
|
|
{`///.*?\n`, LiteralStringDoc, nil},
|
|
{`//.*?\n`, CommentSingle, nil},
|
|
{`\(\*(?!\))`, Comment, Push("comment")},
|
|
{`@"`, LiteralString, Push("lstring")},
|
|
{`"""`, LiteralString, Push("tqs")},
|
|
{`"`, LiteralString, Push("string")},
|
|
{`\b(open|module)(\s+)([\w.]+)`, ByGroups(Keyword, Text, NameNamespace), nil},
|
|
{`\b(let!?)(\s+)(\w+)`, ByGroups(Keyword, Text, NameVariable), nil},
|
|
{`\b(type)(\s+)(\w+)`, ByGroups(Keyword, Text, NameClass), nil},
|
|
{`\b(member|override)(\s+)(\w+)(\.)(\w+)`, ByGroups(Keyword, Text, Name, Punctuation, NameFunction), nil},
|
|
{`\b(abstract|as|assert|base|begin|class|default|delegate|do!|do|done|downcast|downto|elif|else|end|exception|extern|false|finally|for|function|fun|global|if|inherit|inline|interface|internal|in|lazy|let!|let|match|member|module|mutable|namespace|new|null|of|open|override|private|public|rec|return!|return|select|static|struct|then|to|true|try|type|upcast|use!|use|val|void|when|while|with|yield!|yield|atomic|break|checked|component|const|constraint|constructor|continue|eager|event|external|fixed|functor|include|method|mixin|object|parallel|process|protected|pure|sealed|tailcall|trait|virtual|volatile)\b`, Keyword, nil},
|
|
{"``([^`\\n\\r\\t]|`[^`\\n\\r\\t])+``", Name, nil},
|
|
{"(!=|#|&&|&|\\(|\\)|\\*|\\+|,|-\\.|->|-|\\.\\.|\\.|::|:=|:>|:|;;|;|<-|<\\]|<|>\\]|>|\\?\\?|\\?|\\[<|\\[\\||\\[|\\]|_|`|\\{|\\|\\]|\\||\\}|~|<@@|<@|=|@>|@@>)", Operator, nil},
|
|
{`([=<>@^|&+\*/$%-]|[!?~])?[!$%&*+\./:<=>?@^|~-]`, Operator, nil},
|
|
{`\b(and|or|not)\b`, OperatorWord, nil},
|
|
{`\b(sbyte|byte|char|nativeint|unativeint|float32|single|float|double|int8|uint8|int16|uint16|int32|uint32|int64|uint64|decimal|unit|bool|string|list|exn|obj|enum)\b`, KeywordType, nil},
|
|
{`#[ \t]*(if|endif|else|line|nowarn|light|\d+)\b.*?\n`, CommentPreproc, nil},
|
|
{`[^\W\d][\w']*`, Name, nil},
|
|
{`\d[\d_]*[uU]?[yslLnQRZINGmM]?`, LiteralNumberInteger, nil},
|
|
{`0[xX][\da-fA-F][\da-fA-F_]*[uU]?[yslLn]?[fF]?`, LiteralNumberHex, nil},
|
|
{`0[oO][0-7][0-7_]*[uU]?[yslLn]?`, LiteralNumberOct, nil},
|
|
{`0[bB][01][01_]*[uU]?[yslLn]?`, LiteralNumberBin, nil},
|
|
{`-?\d[\d_]*(.[\d_]*)?([eE][+\-]?\d[\d_]*)[fFmM]?`, LiteralNumberFloat, nil},
|
|
{`'(?:(\\[\\\"'ntbr ])|(\\[0-9]{3})|(\\x[0-9a-fA-F]{2}))'B?`, LiteralStringChar, nil},
|
|
{`'.'`, LiteralStringChar, nil},
|
|
{`'`, Keyword, nil},
|
|
{`@?"`, LiteralStringDouble, Push("string")},
|
|
{`[~?][a-z][\w\']*:`, NameVariable, nil},
|
|
},
|
|
"dotted": {
|
|
{`\s+`, Text, nil},
|
|
{`\.`, Punctuation, nil},
|
|
{`[A-Z][\w\']*(?=\s*\.)`, NameNamespace, nil},
|
|
{`[A-Z][\w\']*`, Name, Pop(1)},
|
|
{`[a-z_][\w\']*`, Name, Pop(1)},
|
|
Default(Pop(1)),
|
|
},
|
|
"comment": {
|
|
{`[^(*)@"]+`, Comment, nil},
|
|
{`\(\*`, Comment, Push()},
|
|
{`\*\)`, Comment, Pop(1)},
|
|
{`@"`, LiteralString, Push("lstring")},
|
|
{`"""`, LiteralString, Push("tqs")},
|
|
{`"`, LiteralString, Push("string")},
|
|
{`[(*)@]`, Comment, nil},
|
|
},
|
|
"string": {
|
|
{`[^\\"]+`, LiteralString, nil},
|
|
Include("escape-sequence"),
|
|
{`\\\n`, LiteralString, nil},
|
|
{`\n`, LiteralString, nil},
|
|
{`"B?`, LiteralString, Pop(1)},
|
|
},
|
|
"lstring": {
|
|
{`[^"]+`, LiteralString, nil},
|
|
{`\n`, LiteralString, nil},
|
|
{`""`, LiteralString, nil},
|
|
{`"B?`, LiteralString, Pop(1)},
|
|
},
|
|
"tqs": {
|
|
{`[^"]+`, LiteralString, nil},
|
|
{`\n`, LiteralString, nil},
|
|
{`"""B?`, LiteralString, Pop(1)},
|
|
{`"`, LiteralString, nil},
|
|
},
|
|
}
|
|
}
|