cheat/vendor/github.com/alecthomas/chroma/lexers/j/json.go

66 lines
1.5 KiB
Go

package j
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// JSON lexer.
var JSON = internal.Register(MustNewLazyLexer(
&Config{
Name: "JSON",
Aliases: []string{"json"},
Filenames: []string{"*.json"},
MimeTypes: []string{"application/json"},
NotMultiline: true,
DotAll: true,
},
jsonRules,
))
func jsonRules() Rules {
return Rules{
"whitespace": {
{`\s+`, Text, nil},
},
"comment": {
{`//.*?\n`, CommentSingle, nil},
},
"simplevalue": {
{`(true|false|null)\b`, KeywordConstant, nil},
{`-?(0|[1-9]\d*)(\.\d+[eE](\+|-)?\d+|[eE](\+|-)?\d+|\.\d+)`, LiteralNumberFloat, nil},
{`-?(0|[1-9]\d*)`, LiteralNumberInteger, nil},
{`"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
},
"objectattribute": {
Include("value"),
{`:`, Punctuation, nil},
{`,`, Punctuation, Pop(1)},
{`\}`, Punctuation, Pop(2)},
},
"objectvalue": {
Include("whitespace"),
Include("comment"),
{`"(\\\\|\\"|[^"])*"`, NameTag, Push("objectattribute")},
{`\}`, Punctuation, Pop(1)},
},
"arrayvalue": {
Include("whitespace"),
Include("value"),
Include("comment"),
{`,`, Punctuation, nil},
{`\]`, Punctuation, Pop(1)},
},
"value": {
Include("whitespace"),
Include("simplevalue"),
Include("comment"),
{`\{`, Punctuation, Push("objectvalue")},
{`\[`, Punctuation, Push("arrayvalue")},
},
"root": {
Include("value"),
},
}
}