fx: support for registering callable functions with types

fx.reflection/function.c

@@ -22,6 +22,11 @@ struct fx_function_p {
 
 /*** PRIVATE FUNCTIONS ********************************************************/
 
+static const char *function_get_name(const struct fx_function_p *func)
+{
+	return func->func_name;
+}
+
 static fx_status function_bind(
 	struct fx_function_p *func,
 	fx_value *args,
@@ -98,10 +103,9 @@ static fx_status function_invoke(
 	return FX_SUCCESS;
 }
 
-/*** PUBLIC FUNCTIONS
- * *********************************************************/
+/*** PUBLIC FUNCTIONS *********************************************************/
 
-FX_API fx_function *fx_function_create(
+fx_function *fx_function_create(
 	const char *name,
 	fx_function_flags flags,
 	fx_function_impl impl,
@@ -118,6 +122,10 @@ FX_API fx_function *fx_function_create(
 		func,
 		FX_REFLECTION_TYPE_FUNCTION);
 
+	if (nr_args == 1 && args[0] == FX_VALUE_TYPE_NONE) {
+		nr_args = 0;
+	}
+
 	p->func_name = fx_strdup(name);
 	p->func_flags = flags;
 	p->func_impl = impl;
@@ -131,6 +139,14 @@ FX_API fx_function *fx_function_create(
 	return func;
 }
 
+const char *fx_function_get_name(const fx_function *func)
+{
+	FX_CLASS_DISPATCH_STATIC_0(
+		FX_REFLECTION_TYPE_FUNCTION,
+		function_get_name,
+		func);
+}
+
 fx_status fx_function_bind(fx_function *func, fx_value *args, size_t nr_args)
 {
 	FX_CLASS_DISPATCH_STATIC(