VCAppの拡張(平日課題4)#5
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課題詳細
calcs_controllerのshowアクションについて
演算子がdivisionのとき、余りも出力すること。
0で割ったときの例外ZeroDivisionError < StandardErrorをrescueを用いて補足し、計算結果と同様に出力すること。
一連の値操作と計算ロジックをActiveSupport::Concernのmoduleへ共通メソッドとして切り出すこと。module名はCommon。メソッド名はcalculationとすること。
受け入れ基準
商と余りが出力される。例：0..1（1/2のときの出力）
0で割ったときにdivided by 0と表示される
これまで通りの出力結果を得られる。
close #5