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(in-package #:tutorial-implementation)
;;;; Licensed under the Apache License, Version 2.0 (the "License");
;;;; you may not use this file except in compliance with the License.
;;;; You may obtain a copy of the License at
;;;;
;;;; http://www.apache.org/licenses/LICENSE-2.0
;;;;
;;;; Unless required by applicable law or agreed to in writing, software
;;;; distributed under the License is distributed on an "AS IS" BASIS,
;;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;;;; See the License for the specific language governing permissions and
;;;; limitations under the License.
(defun tutorial.calculator-implementation:ping ()
(format t "ping()~%"))
(defun tutorial.calculator-implementation:add (num1 num2)
(format t "add(~a, ~a)~%" num1 num2)
(+ num1 num2))
(defun tutorial.calculator-implementation:calculate (logid work)
(format t "calculate(~a, ~a)~%" logid work)
(handler-case
(let* ((num1 (tutorial:work-num1 work))
(num2 (tutorial:work-num2 work))
(op (tutorial:work-op work))
(result
(cond
((= op tutorial:operation.add) (+ num1 num2))
((= op tutorial:operation.subtract) (- num1 num2))
((= op tutorial:operation.multiply) (* num1 num2))
((= op tutorial:operation.divide) (/ num1 num2)))))
(shared-implementation::add-log logid result)
result)
(division-by-zero () (error 'tutorial:invalidoperation
:why "Division by zero."
:what-op (tutorial:work-op work)))))
(defun tutorial.calculator-implementation:zip ()
(format t "zip()~%"))
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