How to Restrict Creation of Partial Return order

Summary:

Business requirement is to restrict the creation of partial return order for the original sales order.

For Example:

1. Original Sales order created with 10 lines having 50 Quantity Each.
2. Now create the Return order.
3. Return order will only applicable for all lines, single line return need to restrict.
4. Return order will only be for full quantity also, no partial quantity is allowed.