From 07e88a78cba761bbc1963221b5f1b61e7a108e6f Mon Sep 17 00:00:00 2001
From: Jesse Beder <jbeder+github@gmail.com>
Date: Mon, 21 May 2012 23:37:49 -0500
Subject: [PATCH] Added alias

---
 src/emitter.cpp  | 12 ++++++++++++
 util/sandbox.cpp |  6 +++---
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/emitter.cpp b/src/emitter.cpp
index 9869c6e..ca465e2 100644
--- a/src/emitter.cpp
+++ b/src/emitter.cpp
@@ -512,7 +512,19 @@ namespace YAML
 	{
 		if(!good())
 			return *this;
+        
+        if(m_pState->HasAnchor() || m_pState->HasTag()) {
+            m_pState->SetError(ErrorMsg::INVALID_ALIAS);
+            return *this;
+        }
 
+        PrepareNode(EmitterNodeType::Scalar);
+
+		if(!Utils::WriteAlias(m_stream, alias.content)) {
+			m_pState->SetError(ErrorMsg::INVALID_ALIAS);
+			return *this;
+		}
+        
         m_pState->BeginScalar();
 
 		return *this;
diff --git a/util/sandbox.cpp b/util/sandbox.cpp
index 32ee902..e40504f 100644
--- a/util/sandbox.cpp
+++ b/util/sandbox.cpp
@@ -9,13 +9,13 @@ int main()
     out << "foo";
     out << YAML::LocalTag("hi") << "bar";
     out << YAML::Anchor("asdf") << YAML::BeginMap;
-    out << "a" << "b" << "c" << YAML::Newline;
+    out << "a" << "b" << "c";
     out << YAML::Anchor("a") << YAML::BeginMap;
-    out << "a" << "b";
+    out << YAML::Anchor("d") << "a" << "b";
     out << YAML::EndMap;
     out << YAML::EndMap;
     out << YAML::LocalTag("hi") << YAML::BeginSeq;
-    out << "a" << "b";
+    out << "a" << "b" << YAML::Alias("monkey");
     out << YAML::EndSeq;
     out << YAML::EndSeq;