misc.subsurf: detailed info in assertion for same data size when using 'compareWith' option

+misc/subsurf.m

@@ -50,7 +50,8 @@ end
 doCompare = ~isempty(myParser.Results.compareWith);
 if doCompare
 	dataReference = permute(myParser.Results.compareWith, [restDim, xDim, yDim]);
-	assert(isequal(size(dataReference), size(data)));
+	assert(isequal(size(dataReference), size(data)), ...
+		"size(data)="+num2str(size(data))+"~=size(compareWith)="+num2str(size(dataReference)));
 end
 
 %% plot