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cowboyd/operation-state.ts

Created November 3, 2020 20:02
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A POJO representing an operation state
Raw
operation-state.ts
type OperationState<T> = {
status: 'unstarted';
} | {
status: 'started';
} | {
status: 'running';
isRunning: true;
} | {
status: 'completed';
value: T;
} | {
status: 'errored';
error: Error;
}
let [perform, cancel] = useEffection(function*({ get, set} ) {
}, initialOperationState)
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