Find and Sort commands does not return any error message when a parameter is left out

CS2113-AY1819S1-T12-2 / HealthBook

Health Book - An address book app for health care professionals

https://cs2113-ay1819s1-t12-2.github.io/main/

MIT License

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Find and Sort commands does not return any error message when a parameter is left out #220

Closed chokxy closed 5 years ago

chokxy commented 5 years ago

For example, "find n/" just returns "0 persons listed" instead of a error stating the format is wrong. Similarly, "sort n/" should return an error message instead.

chokxy commented 5 years ago

fixed by #221