feat: update to go modules

vendor/github.com/alecthomas/chroma/lexers/a/abnf.go

@@ -1,38 +0,0 @@
-package a
-
-import (
-	. "github.com/alecthomas/chroma" // nolint
-	"github.com/alecthomas/chroma/lexers/internal"
-)
-
-// Abnf lexer.
-var Abnf = internal.Register(MustNewLexer(
-	&Config{
-		Name:      "ABNF",
-		Aliases:   []string{"abnf"},
-		Filenames: []string{"*.abnf"},
-		MimeTypes: []string{"text/x-abnf"},
-	},
-	Rules{
-		"root": {
-			{`;.*$`, CommentSingle, nil},
-			{`(%[si])?"[^"]*"`, Literal, nil},
-			{`%b[01]+\-[01]+\b`, Literal, nil},
-			{`%b[01]+(\.[01]+)*\b`, Literal, nil},
-			{`%d[0-9]+\-[0-9]+\b`, Literal, nil},
-			{`%d[0-9]+(\.[0-9]+)*\b`, Literal, nil},
-			{`%x[0-9a-fA-F]+\-[0-9a-fA-F]+\b`, Literal, nil},
-			{`%x[0-9a-fA-F]+(\.[0-9a-fA-F]+)*\b`, Literal, nil},
-			{`\b[0-9]+\*[0-9]+`, Operator, nil},
-			{`\b[0-9]+\*`, Operator, nil},
-			{`\b[0-9]+`, Operator, nil},
-			{`\*`, Operator, nil},
-			{Words(``, `\b`, `ALPHA`, `BIT`, `CHAR`, `CR`, `CRLF`, `CTL`, `DIGIT`, `DQUOTE`, `HEXDIG`, `HTAB`, `LF`, `LWSP`, `OCTET`, `SP`, `VCHAR`, `WSP`), Keyword, nil},
-			{`[a-zA-Z][a-zA-Z0-9-]+\b`, NameClass, nil},
-			{`(=/|=|/)`, Operator, nil},
-			{`[\[\]()]`, Punctuation, nil},
-			{`\s+`, Text, nil},
-			{`.`, Text, nil},
-		},
-	},
-))