From 792fd9743e39d0ce301fb16e8bb589a9026b9bdb Mon Sep 17 00:00:00 2001
From: Miek Gieben <miek@miek.nl>
Date: Tue, 3 Dec 2013 09:12:21 +0000
Subject: [PATCH] Allow for escape spaces in NewRR

Fix omission in NewRR where the parsing does not allow for
escaped spaces (unless \032 was used).
---
 parse_test.go | 5 +++++
 zscan.go      | 6 ++++++
 2 files changed, 11 insertions(+)

diff --git a/parse_test.go b/parse_test.go
index 75129e10..0c89e85d 100644
--- a/parse_test.go
+++ b/parse_test.go
@@ -545,6 +545,11 @@ func TestParseBackslash(t *testing.T) {
 	} else {
 		t.Logf("Parsed %s\n", r.String())
 	}
+	if r, e := NewRR(`m\ @\ iek.nl. IN 3600 A 127.0.0.1`); e != nil {
+		t.Fatalf("Could not create RR with \\ and \\@ in it")
+	} else {
+		t.Logf("Parsed %s\n", r.String())
+	}
 }
 
 func TestILNP(t *testing.T) {
diff --git a/zscan.go b/zscan.go
index 9c5444cb..109d0fd7 100644
--- a/zscan.go
+++ b/zscan.go
@@ -510,6 +510,12 @@ func zlexer(s *scan, c chan lex) {
 
 		switch x {
 		case ' ', '\t':
+			if escape {
+				escape = false
+				str[stri] = x
+				stri++
+				break
+			}
 			if quote {
 				// Inside quotes this is legal
 				str[stri] = x