From 549ed97be13a55822e455dda27231dec93061e4a Mon Sep 17 00:00:00 2001
From: Andrew Tunnell-Jones <andrew@tj.id.au>
Date: Sat, 11 Jan 2014 05:33:23 +0000
Subject: [PATCH] Fix parsing of TXT records containing empty-strings

---
 zscan_rr.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/zscan_rr.go b/zscan_rr.go
index 7c9f2226..1abf0b49 100644
--- a/zscan_rr.go
+++ b/zscan_rr.go
@@ -223,9 +223,11 @@ func endingToTxtSlice(c chan lex, errstr, f string) ([]string, *ParseError, stri
 	switch l.value == _QUOTE {
 	case true: // A number of quoted string
 		s = make([]string, 0)
+		empty := true
 		for l.value != _NEWLINE && l.value != _EOF {
 			switch l.value {
 			case _STRING:
+				empty = false
 				s = append(s, l.token)
 			case _BLANK:
 				if quote {
@@ -233,7 +235,11 @@ func endingToTxtSlice(c chan lex, errstr, f string) ([]string, *ParseError, stri
 					return nil, &ParseError{f, errstr, l}, ""
 				}
 			case _QUOTE:
+				if empty && quote {
+					s = append(s, "")
+				}
 				quote = !quote
+				empty = quote
 			default:
 				return nil, &ParseError{f, errstr, l}, ""
 			}