Rio Chandra RioChndr

RioChndr / Shared-value-and-atomic.ts

Created April 2, 2026 08:37

Shared value, atomic Operation, Free race condition, async mutex minimal PoC

	const SharedLock = new SharedArrayBuffer(4); // Create a shared buffer for lock
	const ArrayLock = new Int32Array(SharedLock); // Create an Int32Array view for atomic operations
	async function acquireLock(): Promise<void> {
	while (isLocked()) {
	await new Promise(resolve => setTimeout(resolve, 100)); // wait for 100ms before retrying
	}
	Atomics.store(ArrayLock, 0, 1); // acquire lock
	}

	function releaseLock(): void {