/// <summary>Perform implicit casting</summary>
public static Val ImplicitCast(Type t, Val val)
{
Type vt = val.Type;
if (t == vt)
{
return(val);
}
if (ImplicitConversionTable.HasImplicitConversion(vt, t, out Type type))
{
if (val.Value is IConvertible)
{
return(new Val(Convert.ChangeType(val.Value, t)));
}
else
{
MethodInfo mRead = typeof(Ops).GetMethod(nameof(Cast), BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static);
MethodInfo gmRead = mRead.MakeGenericMethod(new Type[] { vt, t });
object o = gmRead.Invoke(null, new object[] { val.Value, type });
return(new Val(o));
}
}
else
{
throw new ValTypeMismatchException(val.Type, t);
}
}
/// <summary>Perform implicit casting towards a common type</summary>
public static void ImplicitCast(ref Val v1, ref Val v2)
{
Type vt1 = v1.Type;
Type vt2 = v2.Type;
if (vt1 == vt2)
{
return;
}
if (ImplicitConversionTable.HasImplicitConversion(vt1, vt2, out _))
{
v1 = ImplicitCast(vt2, v1);
}
else if (ImplicitConversionTable.HasImplicitConversion(vt2, vt1, out _))
{
v2 = ImplicitCast(vt1, v2);
}
//else throw new ValTypeMismatchException(vt1, vt2);
return;
}
