expo-router
Version:
Expo Router is a file-based router for React Native and web applications.
63 lines • 2.16 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.useThenable = void 0;
/*
* This file is unchanged, except for moving eslint comments
*/
const React = __importStar(require("react"));
function useThenable(create) {
const [promise] = React.useState(create);
let initialState = [false, undefined];
// Check if our thenable is synchronous
promise.then((result) => {
initialState = [true, result];
});
const [state, setState] = React.useState(initialState);
const [resolved] = state;
React.useEffect(() => {
let cancelled = false;
const resolve = async () => {
let result;
try {
result = await promise;
}
finally {
if (!cancelled) {
setState([true, result]);
}
}
};
if (!resolved) {
resolve();
}
return () => {
cancelled = true;
};
}, [promise, resolved]);
return state;
}
exports.useThenable = useThenable;
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