How to use

isItemValidForSlot

method

in

binnie.core.machines.inventory.ComponentInventorySlots

@Override
public boolean canInsertItem(final int index, final ItemStack itemstack, final EnumFacing direction) {
  if (!isItemValidForSlot(index, itemstack)) {
    return false;
  }
  InventorySlot slot = this.getSlot(index);
  return slot != null && slot.canInsert(direction);
}