1package a
 2
 3import (
 4	. "github.com/alecthomas/chroma" // nolint
 5	"github.com/alecthomas/chroma/lexers/internal"
 6)
 7
 8// Angular2 lexer.
 9var Angular2 = internal.Register(MustNewLexer(
10	&Config{
11		Name:      "Angular2",
12		Aliases:   []string{"ng2"},
13		Filenames: []string{},
14		MimeTypes: []string{},
15	},
16	Rules{
17		"root": {
18			{`[^{([*#]+`, Other, nil},
19			{`(\{\{)(\s*)`, ByGroups(CommentPreproc, Text), Push("ngExpression")},
20			{`([([]+)([\w:.-]+)([\])]+)(\s*)(=)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Text, Operator, Text), Push("attr")},
21			{`([([]+)([\w:.-]+)([\])]+)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Text), nil},
22			{`([*#])([\w:.-]+)(\s*)(=)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Operator), Push("attr")},
23			{`([*#])([\w:.-]+)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation), nil},
24		},
25		"ngExpression": {
26			{`\s+(\|\s+)?`, Text, nil},
27			{`\}\}`, CommentPreproc, Pop(1)},
28			{`:?(true|false)`, LiteralStringBoolean, nil},
29			{`:?"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
30			{`:?'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
31			{`[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?`, LiteralNumber, nil},
32			{`[a-zA-Z][\w-]*(\(.*\))?`, NameVariable, nil},
33			{`\.[\w-]+(\(.*\))?`, NameVariable, nil},
34			{`(\?)(\s*)([^}\s]+)(\s*)(:)(\s*)([^}\s]+)(\s*)`, ByGroups(Operator, Text, LiteralString, Text, Operator, Text, LiteralString, Text), nil},
35		},
36		"attr": {
37			{`".*?"`, LiteralString, Pop(1)},
38			{`'.*?'`, LiteralString, Pop(1)},
39			{`[^\s>]+`, LiteralString, Pop(1)},
40		},
41	},
42))