1package s
 2
 3import (
 4	. "github.com/alecthomas/chroma"                 // nolint
 5	. "github.com/alecthomas/chroma/lexers/circular" // nolint
 6	"github.com/alecthomas/chroma/lexers/internal"
 7)
 8
 9// Smarty lexer.
10var Smarty = internal.Register(MustNewLexer(
11	&Config{
12		Name:      "Smarty",
13		Aliases:   []string{"smarty"},
14		Filenames: []string{"*.tpl"},
15		MimeTypes: []string{"application/x-smarty"},
16		DotAll:    true,
17	},
18	Rules{
19		"root": {
20			{`[^{]+`, Other, nil},
21			{`(\{)(\*.*?\*)(\})`, ByGroups(CommentPreproc, Comment, CommentPreproc), nil},
22			{`(\{php\})(.*?)(\{/php\})`, ByGroups(CommentPreproc, Using(PHP), CommentPreproc), nil},
23			{`(\{)(/?[a-zA-Z_]\w*)(\s*)`, ByGroups(CommentPreproc, NameFunction, Text), Push("smarty")},
24			{`\{`, CommentPreproc, Push("smarty")},
25		},
26		"smarty": {
27			{`\s+`, Text, nil},
28			{`\{`, CommentPreproc, Push()},
29			{`\}`, CommentPreproc, Pop(1)},
30			{`#[a-zA-Z_]\w*#`, NameVariable, nil},
31			{`\$[a-zA-Z_]\w*(\.\w+)*`, NameVariable, nil},
32			{`[~!%^&*()+=|\[\]:;,.<>/?@-]`, Operator, nil},
33			{`(true|false|null)\b`, KeywordConstant, nil},
34			{`[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?`, LiteralNumber, nil},
35			{`"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
36			{`'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
37			{`[a-zA-Z_]\w*`, NameAttribute, nil},
38		},
39	},
40))