Add definitions for members of ProgramNodeBuilder.

Structural_Patterns/Facade/CMakeLists.txt

@@ -3,6 +3,7 @@ set(facade_SRCS
     Compiler.cpp
     ExpressionNode.cpp
     ProgramNode.cpp
+    ProgramNodeBuilder.cpp
     RISCCodeGenerator.cpp)
 
 add_library(facade SHARED ${facade_SRCS})

Structural_Patterns/Facade/ProgramNodeBuilder.cpp

@@ -0,0 +1,43 @@
+#include "ProgramNodeBuilder.h"
+
+    ProgramNodeBuilder::ProgramNodeBuilder()
+    {}
+
+    ProgramNode* ProgramNodeBuilder::NewVariable(
+        const char* variableName
+    ) const
+    {
+        // TODO
+        return 0;
+    }
+
+    ProgramNode* ProgramNodeBuilder::NewAssignment(
+        ProgramNode* variable, ProgramNode* expression
+    ) const
+    {
+        // TODO
+        return 0;
+    }
+
+    ProgramNode* ProgramNodeBuilder::NewReturnStatement(
+        ProgramNode* value
+    ) const
+    {
+        // TODO
+        return 0;
+    }
+
+    ProgramNode* ProgramNodeBuilder::NewCondition(
+        ProgramNode* condition,
+        ProgramNode* truePart, ProgramNode* falsePart
+    ) const
+    {
+        // TODO
+        return 0;
+    }
+
+    ProgramNode* ProgramNodeBuilder::GetRootNode()
+    {
+        // TODO
+        return 0;
+    }