Better Error Types

Get familiarized with the improvement in error handling in the reservation application.

Improvement in error handling

Notice that we’ve been putting our errors in strings throughout this course, which is OK for smaller projects. Strings are far from ideal, though. The reasons for this are probably familiar by now. Strings are too generic and allow for a very wide range of information. We know little about what will be contained inside them and our compiler is similarly confused.

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