fix #1714 - update README(s)

examples/blocking-list-pop.js

@@ -0,0 +1,32 @@
+// This example shows how to use the blocking LPUSH command.
+
+// This code shows how to run with isolation the blPop Command to block the script while waiting for a value to be pushed to the list.
+// The script will be blocked until the LPUSH command is executed.
+// After which we log the list and quit the client.
+
+import { createClient, commandOptions } from 'redis';
+
+async function blockingListPop() {
+	const client = createClient();
+
+	await client.connect();
+
+	const keyName = 'keyName';
+
+	const blpopPromise = client.blPop(
+		commandOptions({ isolated: true }),
+		keyName,
+		0
+	);
+
+	await client.lPush(keyName, 'value');
+
+	await blpopPromise;
+
+	console.log('blpopPromise resolved');
+	console.log(keyName);
+
+	await client.quit();
+}
+
+blockingListPop();