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33 lines
792 B
33 lines
792 B
import * as React from 'react';
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export default function useThenable(create) {
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const [promise] = React.useState(create);
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let initialState = [false, undefined];
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// Check if our thenable is synchronous
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promise.then(result => {
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initialState = [true, result];
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});
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const [state, setState] = React.useState(initialState);
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const [resolved] = state;
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React.useEffect(() => {
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let cancelled = false;
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const resolve = async () => {
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let result;
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try {
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result = await promise;
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} finally {
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if (!cancelled) {
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setState([true, result]);
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}
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}
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};
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if (!resolved) {
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resolve();
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}
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return () => {
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cancelled = true;
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};
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}, [promise, resolved]);
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return state;
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}
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//# sourceMappingURL=useThenable.js.map
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