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Sencha-lang/AST/BasicStatement.cpp

@@ -29,7 +29,7 @@ SenchaObject BasicStatement::execute()
 {
 	for(auto it = children.begin(); it!=children.end() -1; it++)
 	(*it)->execute();
-	return children[children.size() -1]->evaluate();
+	return children[children.size() -1]->execute();
 
 }
 

Sencha-lang/ContextManager.cpp

@@ -37,6 +37,12 @@ SenchaObject ContextManager::execute_function(std::string name, std::vector<ASTE
 	{
 		SenchaFunction * function = contexts["global"]->registered_sfunctions[name];
 		std::string name_of_context = create_new_context()->name;
+		if( arguments.size() != function->names_of_arguments.size())
+		{
+			result.type = SenchaObject::invalid;
+			return result;
+		}
+
 		for(unsigned int i = 0; i < function->names_of_arguments.size(); i++)
 		get_top()->add(function->names_of_arguments[i], arguments[i]->evaluate());
 		result = (*function)();

Sencha-lang/Tests/TestParser.cpp

@@ -54,14 +54,22 @@ std::string TestParser::test_adding_new_function()
 std::string TestParser::test_calling_funtion()
 {
 	std::string test_report = "";
-	register_some_functions();
-	std::string call = "print_hello(77);";
+	Lexer lexer;
+	ContextManager context;
+	Parser parser(&context);
+	std::string call = " max(77, 12);";
+	auto tokens = lexer.parse_line(prepare_some_function_declarations() + call);
+	parser.add_tokens(tokens);
+	parser.interpret();
+	auto value =  parser.program->execute_last();
+	muu_assert("function max doesn't work", value.integer == 77);
+	std::cout << "function call returned " << value.repr() << std::endl;
 	return test_report;
 }
 
-void TestParser::register_some_functions()
+std::string TestParser::prepare_some_function_declarations()
 {
-	std::string print_hello_declaration ="def print_hello(how_many_times) {";
+	/*std::string print_hello_declaration ="def print_hello(how_many_times) {";
 	print_hello_declaration += " repeat(how_many_times) { print(\"Hello\");}";
 
 	std::string how_long_declaration = "def how_long(some_text) {";
@@ -79,8 +87,13 @@ void TestParser::register_some_functions()
 	std::string multiply_string_declaration = "def multiply_string(text, i) {";
 	multiply_string_declaration += "result = \"\"; ";
 	multiply_string_declaration += "repeats(i) { result = result + text }";
-	multiply_string_declaration += " return result; ";
+	multiply_string_declaration += " return result; ";*/
 
+	std::string max_declaration = "def max(a, b) { ";
+		max_declaration += "if(a > b) return a; ";
+		max_declaration += "else return b; }";
+
+	return max_declaration;
 }
 
 std::vector<TestParser::SInputOutputPair> TestParser::prepare_function_call_input()
@@ -120,7 +133,7 @@ std::string TestParser::all_tests()
 	std::string test_report = "";
 
 	mu_run_test(test_parsing_and_evaluating_logical_expressions);
-
+	mu_run_test(test_calling_funtion);
 
 	return test_report;
 }

Sencha-lang/Tests/TestParser.h

@@ -27,7 +27,7 @@ private:
 	std::string test_parsing_and_evaluating_logical_expressions();
 	std::string test_adding_new_function();
 	std::string test_calling_funtion();
-	void register_some_functions();
+	std::string prepare_some_function_declarations();
 	std::vector<InputOutputPair> prepare_logical_input();
 	std::vector<TestParser::SInputOutputPair> prepare_function_call_input();
 

Sencha-lang/main.cpp

@@ -53,6 +53,18 @@ SenchaObject print(vector<ASTExpression *> arguments)
 
 			std::cout  << value.str();
 
+		}
+		return SenchaObject();
+}
+
+SenchaObject println(vector<ASTExpression *> arguments)
+{
+		for (auto argument: arguments)
+		{
+			auto value = argument->evaluate();
+
+			std::cout  << value.str();
+
 		}
 		std::cout << std::endl;
 		return SenchaObject();
@@ -157,6 +169,7 @@ void interactive()
 
 	ContextManager context_manager;
 	context_manager.context("global")->register_function("print", print);
+	context_manager.context("global")->register_function("println", println);
 	context_manager.context("global")->register_function("sin", s_sin);
 	context_manager.context("global")->register_function("cos", s_cos);
 	context_manager.context("global")->register_function("tan", s_tan);
@@ -212,6 +225,7 @@ int main(int argc, char *argv[])
 			Lexer lexer;
 			ContextManager context_manager;
 			context_manager.context("global")->register_function("print", print);
+			context_manager.context("global")->register_function("println", println);
 			context_manager.context("global")->register_function("sin", s_sin);
 			context_manager.context("global")->register_function("cos", s_cos);
 			context_manager.context("global")->register_function("tan", s_tan);