init v4

lib/commands/HGETALL.ts

@@ -0,0 +1,14 @@
+export const FIRST_KEY_INDEX = 1;
+
+export function transformArguments(key: string): Array<string> {
+    return ['HGETALL', key];
+}
+
+export function transformReply(reply: Array<string>): Record<string, string> {
+    const obj = Object.create(null);
+    for (let i = 0; i < reply.length; i += 2) {
+        obj[reply[i]] = reply[i + 1];
+    }
+
+    return obj;
+}