Add vendor files for go build

vendor/github.com/alecthomas/chroma/lexers/c/capnproto.go

@@ -0,0 +1,61 @@
+package c
+
+import (
+	. "github.com/alecthomas/chroma" // nolint
+	"github.com/alecthomas/chroma/lexers/internal"
+)
+
+// Cap'N'Proto Proto lexer.
+var CapNProto = internal.Register(MustNewLexer(
+	&Config{
+		Name:      "Cap'n Proto",
+		Aliases:   []string{"capnp"},
+		Filenames: []string{"*.capnp"},
+		MimeTypes: []string{},
+	},
+	Rules{
+		"root": {
+			{`#.*?$`, CommentSingle, nil},
+			{`@[0-9a-zA-Z]*`, NameDecorator, nil},
+			{`=`, Literal, Push("expression")},
+			{`:`, NameClass, Push("type")},
+			{`\$`, NameAttribute, Push("annotation")},
+			{`(struct|enum|interface|union|import|using|const|annotation|extends|in|of|on|as|with|from|fixed)\b`, Keyword, nil},
+			{`[\w.]+`, Name, nil},
+			{`[^#@=:$\w]+`, Text, nil},
+		},
+		"type": {
+			{`[^][=;,(){}$]+`, NameClass, nil},
+			{`[[(]`, NameClass, Push("parentype")},
+			Default(Pop(1)),
+		},
+		"parentype": {
+			{`[^][;()]+`, NameClass, nil},
+			{`[[(]`, NameClass, Push()},
+			{`[])]`, NameClass, Pop(1)},
+			Default(Pop(1)),
+		},
+		"expression": {
+			{`[^][;,(){}$]+`, Literal, nil},
+			{`[[(]`, Literal, Push("parenexp")},
+			Default(Pop(1)),
+		},
+		"parenexp": {
+			{`[^][;()]+`, Literal, nil},
+			{`[[(]`, Literal, Push()},
+			{`[])]`, Literal, Pop(1)},
+			Default(Pop(1)),
+		},
+		"annotation": {
+			{`[^][;,(){}=:]+`, NameAttribute, nil},
+			{`[[(]`, NameAttribute, Push("annexp")},
+			Default(Pop(1)),
+		},
+		"annexp": {
+			{`[^][;()]+`, NameAttribute, nil},
+			{`[[(]`, NameAttribute, Push()},
+			{`[])]`, NameAttribute, Pop(1)},
+			Default(Pop(1)),
+		},
+	},
+))