# Add initial basic player AI framework.

Support direct access to serializer streams, so serializers can be
nested.
Make component script "this.template" read-only.
Stop globally-subscribed component scripts receiving messages posted to
local components, to reduce out-of-sync risks.
Move pathfinder data out of entity template directory.
Fix GuiInterface deserialization.

This was SVN commit r8865.

source/scriptinterface/ScriptVal.h

@@ -32,8 +32,16 @@ public:
 	CScriptVal() : m_Val(JSVAL_VOID) { }
 	CScriptVal(jsval val) : m_Val(val) { }
 
+	/**
+	 * Returns the current value.
+	 */
 	const jsval& get() const { return m_Val; }
 
+	/**
+	 * Returns whether the value is JSVAL_VOID.
+	 */
+	bool undefined() const { return JSVAL_IS_VOID(m_Val); }
+
 private:
 	jsval m_Val;
 };