Marc Mintel
5397309103
Some checks failed
Build & Deploy / 🔍 Prepare (push) Successful in 20s
Build & Deploy / 🧪 QA (push) Failing after 34s
Build & Deploy / 🏗️ Build (push) Has started running
Build & Deploy / 🚀 Deploy (push) Has been cancelled
Build & Deploy / 🧪 Smoke Test (push) Has been cancelled
Build & Deploy / ⚡ Lighthouse (push) Has been cancelled
Build & Deploy / 🔔 Notify (push) Has been cancelled
59 lines
1.3 KiB
Plaintext
59 lines
1.3 KiB
Plaintext
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.once = once;
|
|
var _async = require("./async.js");
|
|
function once(fn) {
|
|
let result;
|
|
let resultP;
|
|
let promiseReferenced = false;
|
|
return function* () {
|
|
if (!result) {
|
|
if (resultP) {
|
|
promiseReferenced = true;
|
|
return yield* (0, _async.waitFor)(resultP);
|
|
}
|
|
if (!(yield* (0, _async.isAsync)())) {
|
|
try {
|
|
result = {
|
|
ok: true,
|
|
value: yield* fn()
|
|
};
|
|
} catch (error) {
|
|
result = {
|
|
ok: false,
|
|
value: error
|
|
};
|
|
}
|
|
} else {
|
|
let resolve, reject;
|
|
resultP = new Promise((res, rej) => {
|
|
resolve = res;
|
|
reject = rej;
|
|
});
|
|
try {
|
|
result = {
|
|
ok: true,
|
|
value: yield* fn()
|
|
};
|
|
resultP = null;
|
|
if (promiseReferenced) resolve(result.value);
|
|
} catch (error) {
|
|
result = {
|
|
ok: false,
|
|
value: error
|
|
};
|
|
resultP = null;
|
|
if (promiseReferenced) reject(error);
|
|
}
|
|
}
|
|
}
|
|
if (result.ok) return result.value;else throw result.value;
|
|
};
|
|
}
|
|
0 && 0;
|
|
|
|
//# sourceMappingURL=functional.js.map
|