1 files changed, 17 insertions, 7 deletions
diff --git a/Sencha-lang/ContextManager.h b/Sencha-lang/ContextManager.h
index 8b82342..be4ccc9 100644
--- a/Sencha-lang/ContextManager.h
+++ b/Sencha-lang/ContextManager.h
@@ -13,25 +13,35 @@
 #include <stack>
 #include "Context.h"
 
-
+/**
+ * ContextManager manages contexts.
+ */
 class ContextManager {
 public:
 	ContextManager();
+	/**
+	 * execute_function(name, arguments) executes function giving her its own execution context.
+	 */
+	SenchaObject execute_function(std::string name, std::vector<ASTExpression *> arguments);
 
-	std::stack<Context *> stack;
-	std::map<std::string, Context *> contexts;
+	//creation, destruction and basic access to contexts
 	Context * create_new_context();
 	void destroy_context(std::string name);
-	Context * get_context(std::string name);
 	Context * context(std::string name);
 
+	//access to contexts using stack
 	Context * get_top();
-
-	SenchaObject execute_function(std::string name, std::vector<ASTExpression *> arguments);
 	void pop_context();
 
-	unsigned int index;
+
 	virtual ~ContextManager();
+private:
+	/**
+	 * Contexts are stored both in a stack (FILO) and in a map (indexed by names).
+	 */
+	std::stack<Context *> stack;
+	std::map<std::string, Context *> contexts;
+	unsigned int index;
 };
 
 #endif /* CONTEXT_MANAGER_H_ */