public FunctionResult Invoke(IEnumerable<ResultNode> values)
{
var context = new InvocContext();
var arguments = new Arguments(values.ToArray());
return Invoke(context, arguments);
}
public override FunctionResult Invoke(InvocContext context, Arguments args)
{
if (args.Length <= 0)
return FunctionResult.Fail("Function requires at least one argument");
if (args.AllCouldBeCastAsInt())
{
var result = Enumerable.Range(0, args.Length).Sum(x => args.GetAsInt(x));
return FunctionResult.Success(result, Core.Token.Int);
}
if (args.AllCouldBeCastAsDouble())
{
var result = Enumerable.Range(0, args.Length).Sum(x => args.GetAsDouble(x));
return FunctionResult.Success(result, Core.Token.Float);
}
return FunctionResult.Fail("Cannot call method with arguments");
}
public override FunctionResult Invoke(InvocContext context, Arguments args)
{
if (args.Length != 1)
{
return FunctionResult.Fail("Unrecognised number of params");
}
if (args.CouldBeCastAsInt(0))
{
var result = _rand.Next(args.GetAsInt(0));
return FunctionResult.Success(result, Core.Token.Int);
}
if (args.CouldBeCastAsDouble(0))
{
var result = _rand.NextDouble() * args.GetAsDouble(0);
return FunctionResult.Success(result, Core.Token.Float);
}
return FunctionResult.Fail("Type cannot be used as argument");
}
public abstract FunctionResult Invoke(InvocContext context, Arguments args);
