@expo/fingerprint
Version:
A library to generate a fingerprint from a React Native project
48 lines • 1.17 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.createLimiter = void 0;
const createLimiter = (limit = 1) => {
let running = 0;
let head = null;
let tail = null;
const enqueue = () => new Promise((resolve) => {
const item = { resolve, next: null };
if (tail) {
tail.next = item;
tail = item;
}
else {
head = item;
tail = item;
}
});
const dequeue = () => {
if (running < limit && head !== null) {
const { resolve, next } = head;
head.next = null;
head = next;
if (head === null) {
tail = null;
}
running++;
resolve();
}
};
return async (fn, ...args) => {
if (running < limit) {
running++;
}
else {
await enqueue();
}
try {
return await fn(...args);
}
finally {
running--;
dequeue();
}
};
};
exports.createLimiter = createLimiter;
//# sourceMappingURL=Concurrency.js.map