Split the block map prepare into key/value

include/yaml-cpp/emitter.h

@@ -92,6 +92,8 @@ namespace YAML
         void BlockSeqPrepareNode(EmitterNodeType::value child);
         void FlowMapPrepareNode(EmitterNodeType::value child);
         void BlockMapPrepareNode(EmitterNodeType::value child);
+        void BlockMapPrepareKey(EmitterNodeType::value child);
+        void BlockMapPrepareValue(EmitterNodeType::value child);
         
         void SpaceOrIndentTo(bool requireSpace, unsigned indent);
         

src/emitter.cpp

@@ -357,30 +357,29 @@ namespace YAML
     }
 
     void Emitter::BlockMapPrepareNode(EmitterNodeType::value child)
+    {
+        const std::size_t childCount = m_pState->CurGroupChildCount();
+        
+        if(childCount % 2 == 0)
+            BlockMapPrepareKey(child);
+        else
+            BlockMapPrepareValue(child);
+    }
+    
+    void Emitter::BlockMapPrepareKey(EmitterNodeType::value child)
     {
         const unsigned curIndent = m_pState->CurIndent();
         const unsigned nextIndent = curIndent + m_pState->CurGroupIndent();
         const std::size_t childCount = m_pState->CurGroupChildCount();
 
         if(!m_pState->HasBegunNode()) {
-            if(childCount % 2 == 0) {
-                // key
             if(childCount > 0) {
                 m_stream << "\n";
             }
             if(false /* long key */) {
             }
-            } else {
-                // value
-                if(false /* was long key */) {
-                } else {
-                    m_stream << ":";
-                }
-            }
         }
         
-        if(childCount % 2 == 0) {
-            // key
         switch(child) {
             case EmitterNodeType::None:
                 break;
@@ -394,8 +393,18 @@ namespace YAML
             case EmitterNodeType::BlockMap:
                 break;
         }
+    }
+
+    void Emitter::BlockMapPrepareValue(EmitterNodeType::value child)
+    {
+        const unsigned curIndent = m_pState->CurIndent();
+        const unsigned nextIndent = curIndent + m_pState->CurGroupIndent();
+
+        if(false /* was long key */) {
         } else {
-            // value
+            m_stream << ":";
+        }
+        
         switch(child) {
             case EmitterNodeType::None:
                 break;
@@ -411,7 +420,6 @@ namespace YAML
                 break;
         }
     }
-    }
 
     // SpaceOrIndentTo
     // . Prepares for some more content by proper spacing