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chap, chaprefで存在しないIDを指定したときのエラー提示の改善 #891

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kmuto opened this issue Dec 18, 2017 · 0 comments
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chap, chaprefで存在しないIDを指定したときのエラー提示の改善 #891

kmuto opened this issue Dec 18, 2017 · 0 comments

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@kmuto
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kmuto commented Dec 18, 2017

chap, chaprefでcatalogに存在しないIDを指定したとき、エラーになるのは妥当だが

E, [2017-12-18T17:54:08.547994 #17055] ERROR -- : ch01.re:14: error: undefined method `number' for nil:NilClass

というRubyの内部ロジックを出すのは不親切。ほかの参照と同様にキーがないことを示すべき。
@kmuto kmuto closed this as completed in 9e93afd Dec 20, 2017
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