Add vendor files for go build

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

@@ -0,0 +1,55 @@
+package j
+
+import (
+	. "github.com/alecthomas/chroma" // nolint
+	"github.com/alecthomas/chroma/lexers/internal"
+)
+
+// JSON lexer.
+var JSON = internal.Register(MustNewLexer(
+	&Config{
+		Name:         "JSON",
+		Aliases:      []string{"json"},
+		Filenames:    []string{"*.json"},
+		MimeTypes:    []string{"application/json"},
+		NotMultiline: true,
+		DotAll:       true,
+	},
+	Rules{
+		"whitespace": {
+			{`\s+`, Text, 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"),
+			{`"(\\\\|\\"|[^"])*"`, NameTag, Push("objectattribute")},
+			{`\}`, Punctuation, Pop(1)},
+		},
+		"arrayvalue": {
+			Include("whitespace"),
+			Include("value"),
+			{`,`, Punctuation, nil},
+			{`\]`, Punctuation, Pop(1)},
+		},
+		"value": {
+			Include("whitespace"),
+			Include("simplevalue"),
+			{`\{`, Punctuation, Push("objectvalue")},
+			{`\[`, Punctuation, Push("arrayvalue")},
+		},
+		"root": {
+			Include("value"),
+		},
+	},
+))