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cheat/vendor/github.com/alecthomas/chroma/lexers/d/dylan.go

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package d
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Dylan lexer.
var Dylan = internal.Register(MustNewLexer(
&Config{
Name: "Dylan",
Aliases: []string{"dylan"},
Filenames: []string{"*.dylan", "*.dyl", "*.intr"},
MimeTypes: []string{"text/x-dylan"},
CaseInsensitive: true,
},
Rules{
"root": {
{`\s+`, Whitespace, nil},
{`//.*?\n`, CommentSingle, nil},
{`([a-z0-9-]+:)([ \t]*)(.*(?:\n[ \t].+)*)`, ByGroups(NameAttribute, Whitespace, LiteralString), nil},
Default(Push("code")),
},
"code": {
{`\s+`, Whitespace, nil},
{`//.*?\n`, CommentSingle, nil},
{`/\*`, CommentMultiline, Push("comment")},
{`"`, LiteralString, Push("string")},
{`'(\\.|\\[0-7]{1,3}|\\x[a-f0-9]{1,2}|[^\\\'\n])'`, LiteralStringChar, nil},
{`#b[01]+`, LiteralNumberBin, nil},
{`#o[0-7]+`, LiteralNumberOct, nil},
{`[-+]?(\d*\.\d+([ed][-+]?\d+)?|\d+(\.\d*)?e[-+]?\d+)`, LiteralNumberFloat, nil},
{`[-+]?\d+`, LiteralNumberInteger, nil},
{`#x[0-9a-f]+`, LiteralNumberHex, nil},
{`(\?\\?)([\w!&*<>|^$%@+~?/=-]+)(:)(token|name|variable|expression|body|case-body|\*)`,
ByGroups(Operator, NameVariable, Operator, NameBuiltin), nil},
{`(\?)(:)(token|name|variable|expression|body|case-body|\*)`,
ByGroups(Operator, Operator, NameVariable), nil},
{`(\?\\?)([\w!&*<>|^$%@+~?/=-]+)`, ByGroups(Operator, NameVariable), nil},
{`(=>|::|#\(|#\[|##|\?\?|\?=|\?|[(){}\[\],.;])`, Punctuation, nil},
{`:=`, Operator, nil},
{`#[tf]`, Literal, nil},
{`#"`, LiteralStringSymbol, Push("symbol")},
{`#[a-z0-9-]+`, Keyword, nil},
{`#(all-keys|include|key|next|rest)`, Keyword, nil},
{`[\w!&*<>|^$%@+~?/=-]+:`, KeywordConstant, nil},
{`<[\w!&*<>|^$%@+~?/=-]+>`, NameClass, nil},
{`\*[\w!&*<>|^$%@+~?/=-]+\*`, NameVariableGlobal, nil},
{`\$[\w!&*<>|^$%@+~?/=-]+`, NameConstant, nil},
{`(let|method|function)([ \t]+)([\w!&*<>|^$%@+~?/=-]+)`, ByGroups(NameBuiltin, Whitespace, NameVariable), nil},
{`(error|signal|return|break)`, NameException, nil},
{`(\\?)([\w!&*<>|^$%@+~?/=-]+)`, ByGroups(Operator, Name), nil},
},
"comment": {
{`[^*/]`, CommentMultiline, nil},
{`/\*`, CommentMultiline, Push()},
{`\*/`, CommentMultiline, Pop(1)},
{`[*/]`, CommentMultiline, nil},
},
"symbol": {
{`"`, LiteralStringSymbol, Pop(1)},
{`[^\\"]+`, LiteralStringSymbol, nil},
},
"string": {
{`"`, LiteralString, Pop(1)},
{`\\([\\abfnrtv"\']|x[a-f0-9]{2,4}|[0-7]{1,3})`, LiteralStringEscape, nil},
{`[^\\"\n]+`, LiteralString, nil},
{`\\\n`, LiteralString, nil},
{`\\`, LiteralString, nil},
},
},
))