From ea17eeef9dc45e3aeea2a7ae34df2a6841471758 Mon Sep 17 00:00:00 2001
From: iska <iska.gp@gmail.com>
Date: Sat, 31 Dec 2016 16:26:06 +0100
Subject: [PATCH] Fix copy methods for CharacterData and DocumentType nodes

---
 Sources/HTMLCharacterData.m | 2 +-
 Sources/HTMLDocumentType.m  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Sources/HTMLCharacterData.m b/Sources/HTMLCharacterData.m
index 86e4f90..0891f64 100644
--- a/Sources/HTMLCharacterData.m
+++ b/Sources/HTMLCharacterData.m
@@ -91,7 +91,7 @@ NS_INLINE void CheckValidOffset(HTMLCharacterData *node, NSUInteger offset, NSSt
 - (id)copyWithZone:(NSZone *)zone
 {
 	HTMLCharacterData *copy = [super copyWithZone:zone];
-	copy->_data = _data;
+	copy->_data = [_data mutableCopy];
 	return copy;
 }
 
diff --git a/Sources/HTMLDocumentType.m b/Sources/HTMLDocumentType.m
index c22be69..0bff20c 100644
--- a/Sources/HTMLDocumentType.m
+++ b/Sources/HTMLDocumentType.m
@@ -139,8 +139,8 @@ NS_INLINE BOOL nilOrEqual(id first, id second) {
 - (id)copyWithZone:(NSZone *)zone
 {
 	HTMLDocumentType *copy = [super copyWithZone:zone];
-	copy->_publicIdentifier = self.publicIdentifier;
-	copy->_systemIdentifier = self.systemIdentifier;
+	copy->_publicIdentifier = [_publicIdentifier copy];
+	copy->_systemIdentifier = [_systemIdentifier copy];
 	return copy;
 }