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January 30, 2019 23:22
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DRY in GO #3
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func withEmployee(id string, cb func(Employee) (string, int)) (string, int) { | |
e, err := db.GetEmployeeByID(id) | |
if err != nil { | |
// error handling provided earlier | |
} | |
return cb(e) | |
} | |
func GetEmployeeName(id string) (string, int) { | |
return withEmployee(id, func(e Employee) (s string, i int) { | |
return e.Name, 200 | |
}) | |
} | |
func GetEmployeeEmail(id string) (string, int) { | |
return withEmployee(id, func(e Employee) (s string, i int) { | |
return e.Email, 200 | |
}) | |
} |
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