internal static Creators Merge(BTValue val1, BTValue val2)
{
if (val1 == null || val2 == null)
{
return(new Creators());
}
else if (val1 is PrimitiveBTValue && val2 is PrimitiveBTValue)
{
return(PrimitiveBTValue.Merge(val1 as PrimitiveBTValue, val2 as PrimitiveBTValue));
}
else if (val1 is ReferenceBTValue && val2 is ReferenceBTValue)
{
return(ReferenceBTValue.Merge(val1 as ReferenceBTValue, val2 as ReferenceBTValue));
}
else if (val1 is PrimitiveBTValue)
{
return((val1 as PrimitiveBTValue).ToReferenceBTValueCreators());
}
else if (val2 is PrimitiveBTValue)
{
return((val2 as PrimitiveBTValue).ToReferenceBTValueCreators());
}
else
{
throw new InternalException();
}
}
internal static Creators Merge(ReferenceBTValue val1, ReferenceBTValue val2)
{
val1 = val1.findLeaf();
val2 = val2.findLeaf();
if (val1 != val2 && val1.btType == BTType.Static && val2.btType == BTType.Static)
{
Creators crtrs = new Creators();
int count = 0;
for (int i = 0; i < val1.types.Count; i++)
{
if (val2.types.Contains(val1.types[i]))
{
count++;
}
}
if (val1.types.Count > count)
{
crtrs.AddCreators(val2.crtrs);
}
if (val2.types.Count > count)
{
crtrs.AddCreators(val1.crtrs);
}
val2.setNext(val1);
foreach (object key in val2.flds.Keys)
{
ReferenceBTValue fld1 = val1.flds[key] as ReferenceBTValue;
ReferenceBTValue fld2 = val2.flds[key] as ReferenceBTValue;
if (fld1 == null)
{
val1.flds[key] = fld2;
}
else
{
crtrs.AddCreators(ReferenceBTValue.Merge(fld1, fld2));
}
}
return(crtrs);
}
else if (val1.btType == val2.btType)
{
return(new Creators());
}
else if (val1.btType == BTType.Static)
{
val1.setNext(val2);
return(val1.crtrs);
}
else if (val2.btType == BTType.Static)
{
val2.setNext(val1);
return(val2.crtrs);
}
else
{
throw new InternalException();
}
}