/// <summary>
/// User defined function example - add two numbers
/// </summary>
Value user_add(FunctionArguments arguments, SymbolTable symbol_table)
{
arguments.check_num_args(2);
var val1 = arguments.get_double_argument(0, null, null, symbol_table);
var val2 = arguments.get_double_argument(1, null, null, symbol_table);
return(new DynamicValue(val1 + val2));
}
/// <summary>
/// Object based programming example - Python side constructor.
/// </summary>
Value UserSum(FunctionArguments arguments, SymbolTable symbol_table)
{
arguments.check_num_args(1);
var start = arguments.get_double_argument(0, null, null, symbol_table);
return(new UserSum(start));
}
public Value call(string function_name, FunctionArguments arguments, SymbolTable symbol_table)
{
if (function_name.Equals("add"))
{
arguments.check_num_args(1);
var val1 = arguments.get_double_argument(0, null, null, symbol_table);
sum += val1;
return(NoneValue.NONE);
}
else if (function_name.Equals("get"))
{
arguments.check_num_args(0);
return(new DynamicValue(sum));
}
return(null);
}