private Expression CallOverloadInverted(DynamicMetaObject target, DynamicMetaObject arg, OverloadOperation op, Expression fallback)
{
return Expression.Coalesce(
Expression.Call(
typeof(Builtins).GetMethod("CallOverloadInverted"),
Expression.Constant(Runtime),
Expression.Constant(op),
Utils.CastScalar(target),
Utils.CastAny(arg)),
fallback);
}
public static P5Scalar CallOverloadInverted(Runtime runtime, OverloadOperation op,
P5Scalar left, IP5Any right)
{
Overloads oright;
if (!IsOverloaded(runtime, right, out oright))
return null;
return oright.CallOperation(runtime, op, left, right, true);
}
public void AddOperation(Runtime runtime, OverloadOperation op,
IP5Any value)
{
P5Scalar s = value as P5Scalar;
int idx = (int)op;
if (s != null && s.IsReference(runtime))
{
var code = s.Dereference(runtime) as P5Code;
if (code != null)
{
subroutines[idx] = code;
methods[idx] = null;
return;
}
}
subroutines[idx] = null;
methods[idx] = value.AsString(runtime);
}
public static P5Scalar CallOverload(Runtime runtime, OverloadOperation op,
P5Scalar left, IP5Any right)
{
Overloads oleft, oright;
if ( !IsOverloaded(runtime, left, out oleft)
&& !IsOverloaded(runtime, right, out oright))
return null;
Overloads overload = oleft ?? oright;
return overload.CallOperation(runtime, op, left, right,
overload == oright);
}
public P5Scalar CallOperation(Runtime runtime, OverloadOperation op,
P5Scalar left, IP5Any right,
bool inverted)
{
var args = new P5Array(runtime,
inverted ? right : left,
inverted ? left : right,
new P5Scalar(runtime, inverted));
if (subroutines[(int)op] != null)
{
return subroutines[(int)op].Call(runtime,
Opcode.ContextValues.SCALAR,
args) as P5Scalar;
}
else
{
return args.CallMethod(runtime, Opcode.ContextValues.SCALAR,
methods[(int)op]) as P5Scalar;
}
}