Created
October 13, 2018 00:10
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| struct Action { | |
| _type: String, | |
| amount: u32 | |
| } | |
| fn update_counter(state:u32, action: Action) { | |
| let Action {_type, amount} = action; | |
| return match _type.as_ref() { | |
| "INCREMENT" => state + amount, | |
| "DECREMENT" => state - amount, | |
| "RESET" => 0, | |
| _ => state | |
| } | |
| } |
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