mediasoup-client
Version:
mediasoup client side TypeScript library
47 lines (46 loc) • 1.34 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.clone = clone;
exports.generateRandomNumber = generateRandomNumber;
exports.deepFreeze = deepFreeze;
/**
* Clones the given value.
*/
function clone(value) {
if (value === undefined) {
return undefined;
}
else if (Number.isNaN(value)) {
return NaN;
}
else if (typeof structuredClone === 'function') {
// Available in Node >= 18.
return structuredClone(value);
}
else {
return JSON.parse(JSON.stringify(value));
}
}
/**
* Generates a random positive integer.
*/
function generateRandomNumber() {
return Math.round(Math.random() * 10000000);
}
/**
* Make an object or array recursively immutable.
* https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/freeze.
*/
function deepFreeze(data) {
// Retrieve the property names defined on object.
const propNames = Reflect.ownKeys(data);
// Freeze properties before freezing self.
for (const name of propNames) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const value = data[name];
if ((value && typeof value === 'object') || typeof value === 'function') {
deepFreeze(value);
}
}
return Object.freeze(data);
}