sparql.go

 1package s
 2
 3import (
 4	. "github.com/alecthomas/chroma" // nolint
 5	"github.com/alecthomas/chroma/lexers/internal"
 6)
 7
 8// Sparql lexer.
 9var Sparql = internal.Register(MustNewLexer(
10	&Config{
11		Name:      "SPARQL",
12		Aliases:   []string{"sparql"},
13		Filenames: []string{"*.rq", "*.sparql"},
14		MimeTypes: []string{"application/sparql-query"},
15	},
16	Rules{
17		"root": {
18			{`\s+`, Text, nil},
19			{`((?i)select|construct|describe|ask|where|filter|group\s+by|minus|distinct|reduced|from\s+named|from|order\s+by|desc|asc|limit|offset|bindings|load|clear|drop|create|add|move|copy|insert\s+data|delete\s+data|delete\s+where|delete|insert|using\s+named|using|graph|default|named|all|optional|service|silent|bind|union|not\s+in|in|as|having|to|prefix|base)\b`, Keyword, nil},
20			{`(a)\b`, Keyword, nil},
21			{"(<(?:[^<>\"{}|^`\\\\\\x00-\\x20])*>)", NameLabel, nil},
22			{`(_:[0-9a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_](?:[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀.]*[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀])?)`, NameLabel, nil},
23			{`[?$][0-9a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_][a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_0-9·̀-ͯ‿-⁀]*`, NameVariable, nil},
24			{`([a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�](?:[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀.]*[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀])?)?(\:)((?:[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_:0-9]|(?:%[0-9A-Fa-f][0-9A-Fa-f])|(?:\\[ _~.\-!$&"()*+,;=/?#@%]))(?:(?:[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀.:]|(?:%[0-9A-Fa-f][0-9A-Fa-f])|(?:\\[ _~.\-!$&"()*+,;=/?#@%]))*(?:[a-zA-ZÀ-ÖØ-öø-˿Ͱ-ͽͿ-῿‌-‍⁰-↏Ⰰ-⿯、-퟿豈-﷏ﷰ-�_\-0-9·̀-ͯ‿-⁀:]|(?:%[0-9A-Fa-f][0-9A-Fa-f])|(?:\\[ _~.\-!$&"()*+,;=/?#@%])))?)?`, ByGroups(NameNamespace, Punctuation, NameTag), nil},
25			{`((?i)str|lang|langmatches|datatype|bound|iri|uri|bnode|rand|abs|ceil|floor|round|concat|strlen|ucase|lcase|encode_for_uri|contains|strstarts|strends|strbefore|strafter|year|month|day|hours|minutes|seconds|timezone|tz|now|md5|sha1|sha256|sha384|sha512|coalesce|if|strlang|strdt|sameterm|isiri|isuri|isblank|isliteral|isnumeric|regex|substr|replace|exists|not\s+exists|count|sum|min|max|avg|sample|group_concat|separator)\b`, NameFunction, nil},
26			{`(true|false)`, KeywordConstant, nil},
27			{`[+\-]?(\d+\.\d*[eE][+-]?\d+|\.?\d+[eE][+-]?\d+)`, LiteralNumberFloat, nil},
28			{`[+\-]?(\d+\.\d*|\.\d+)`, LiteralNumberFloat, nil},
29			{`[+\-]?\d+`, LiteralNumberInteger, nil},
30			{`(\|\||&&|=|\*|\-|\+|/|!=|<=|>=|!|<|>)`, Operator, nil},
31			{`[(){}.;,:^\[\]]`, Punctuation, nil},
32			{`#[^\n]*`, Comment, nil},
33			{`"""`, LiteralString, Push("triple-double-quoted-string")},
34			{`"`, LiteralString, Push("single-double-quoted-string")},
35			{`'''`, LiteralString, Push("triple-single-quoted-string")},
36			{`'`, LiteralString, Push("single-single-quoted-string")},
37		},
38		"triple-double-quoted-string": {
39			{`"""`, LiteralString, Push("end-of-string")},
40			{`[^\\]+`, LiteralString, nil},
41			{`\\`, LiteralString, Push("string-escape")},
42		},
43		"single-double-quoted-string": {
44			{`"`, LiteralString, Push("end-of-string")},
45			{`[^"\\\n]+`, LiteralString, nil},
46			{`\\`, LiteralString, Push("string-escape")},
47		},
48		"triple-single-quoted-string": {
49			{`'''`, LiteralString, Push("end-of-string")},
50			{`[^\\]+`, LiteralString, nil},
51			{`\\`, LiteralStringEscape, Push("string-escape")},
52		},
53		"single-single-quoted-string": {
54			{`'`, LiteralString, Push("end-of-string")},
55			{`[^'\\\n]+`, LiteralString, nil},
56			{`\\`, LiteralString, Push("string-escape")},
57		},
58		"string-escape": {
59			{`u[0-9A-Fa-f]{4}`, LiteralStringEscape, Pop(1)},
60			{`U[0-9A-Fa-f]{8}`, LiteralStringEscape, Pop(1)},
61			{`.`, LiteralStringEscape, Pop(1)},
62		},
63		"end-of-string": {
64			{`(@)([a-zA-Z]+(?:-[a-zA-Z0-9]+)*)`, ByGroups(Operator, NameFunction), Pop(2)},
65			{`\^\^`, Operator, Pop(2)},
66			Default(Pop(2)),
67		},
68	},
69))