Add vendor files for go build

vendor/github.com/alecthomas/chroma/lexers/r/ragel.go

@@ -0,0 +1,76 @@
+package r
+
+import (
+	. "github.com/alecthomas/chroma" // nolint
+	"github.com/alecthomas/chroma/lexers/internal"
+)
+
+// Ragel lexer.
+var Ragel = internal.Register(MustNewLexer(
+	&Config{
+		Name:      "Ragel",
+		Aliases:   []string{"ragel"},
+		Filenames: []string{},
+		MimeTypes: []string{},
+	},
+	Rules{
+		"whitespace": {
+			{`\s+`, TextWhitespace, nil},
+		},
+		"comments": {
+			{`\#.*$`, Comment, nil},
+		},
+		"keywords": {
+			{`(access|action|alphtype)\b`, Keyword, nil},
+			{`(getkey|write|machine|include)\b`, Keyword, nil},
+			{`(any|ascii|extend|alpha|digit|alnum|lower|upper)\b`, Keyword, nil},
+			{`(xdigit|cntrl|graph|print|punct|space|zlen|empty)\b`, Keyword, nil},
+		},
+		"numbers": {
+			{`0x[0-9A-Fa-f]+`, LiteralNumberHex, nil},
+			{`[+-]?[0-9]+`, LiteralNumberInteger, nil},
+		},
+		"literals": {
+			{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
+			{`'(\\\\|\\'|[^'])*'`, LiteralString, nil},
+			{`\[(\\\\|\\\]|[^\]])*\]`, LiteralString, nil},
+			{`/(?!\*)(\\\\|\\/|[^/])*/`, LiteralStringRegex, nil},
+		},
+		"identifiers": {
+			{`[a-zA-Z_]\w*`, NameVariable, nil},
+		},
+		"operators": {
+			{`,`, Operator, nil},
+			{`\||&|--?`, Operator, nil},
+			{`\.|<:|:>>?`, Operator, nil},
+			{`:`, Operator, nil},
+			{`->`, Operator, nil},
+			{`(>|\$|%|<|@|<>)(/|eof\b)`, Operator, nil},
+			{`(>|\$|%|<|@|<>)(!|err\b)`, Operator, nil},
+			{`(>|\$|%|<|@|<>)(\^|lerr\b)`, Operator, nil},
+			{`(>|\$|%|<|@|<>)(~|to\b)`, Operator, nil},
+			{`(>|\$|%|<|@|<>)(\*|from\b)`, Operator, nil},
+			{`>|@|\$|%`, Operator, nil},
+			{`\*|\?|\+|\{[0-9]*,[0-9]*\}`, Operator, nil},
+			{`!|\^`, Operator, nil},
+			{`\(|\)`, Operator, nil},
+		},
+		"root": {
+			Include("literals"),
+			Include("whitespace"),
+			Include("comments"),
+			Include("keywords"),
+			Include("numbers"),
+			Include("identifiers"),
+			Include("operators"),
+			{`\{`, Punctuation, Push("host")},
+			{`=`, Operator, nil},
+			{`;`, Punctuation, nil},
+		},
+		"host": {
+			{`([^{}\'"/#]+|[^\\]\\[{}]|"(\\\\|\\"|[^"])*"|'(\\\\|\\'|[^'])*'|//.*$\n?|/\*(.|\n)*?\*/|\#.*$\n?|/(?!\*)(\\\\|\\/|[^/])*/|/)+`, Other, nil},
+			{`\{`, Punctuation, Push()},
+			{`\}`, Punctuation, Pop(1)},
+		},
+	},
+))