gistfile1.txt

 def merge_suppliers
    @supplier_from = Supplier.find(params[:id])
    
    begin
      @supplier_to = Supplier.find(params[:supplier_id])
    rescue ActiveRecord::RecordNotFound
      flash[:error] = "#{t('object.supplier')} #{t('messages.not_found')}"
      return redirect_to(manage_supplier_path(@supplier_from.id))
    end
    
    render :merge_suppliers     
  end