refactor and fix issue #16; sending all known/unknown commands to redis

lib/redis.js

@@ -42,22 +42,24 @@ class RedisClient {
 
 	execute(commands) {
 		const CMD = commands.shift().toLowerCase();
-		const func = this._redis_client[`${CMD}Async`];
-		if (typeof func == "function") {
-			return func.bind(this._redis_client)(...commands)
-				.then(function (result) {
-					if (Array.isArray(result)) {
-						result.forEach((item, index) => {
-							console.log("%d) %s", index, item);
-						});
-					} else {
-						console.log(result);
-					}
-				});
-		} else {
-			console.log(colors.red("(error) ERR unknown command `%s`, with args beginning with: %s"), CMD, commands[0] || "");
-			return Promise.resolve();
+		let func = this._redis_client[`${CMD}Async`];
+		if (typeof func !== "function") {
+			func = this._redis_client[`send_commandAsync`];
+			// recombine commands
+			commands = [CMD, commands];
 		}
+		return func.bind(this._redis_client)(...commands)
+			.then(function (result) {
+				if (Array.isArray(result)) {
+					result.forEach((item, index) => {
+						console.log("%d) %s", index, item);
+					});
+				} else {
+					console.log(result);
+				}
+			}).catch((e) => {
+				console.log(colors.red(`(error) ${e.message}`));
+			});
 	}
 
 	attachEvent() {
@@ -86,10 +88,11 @@ class RedisClient {
 							readline.cursorTo(process.stdout, 0, 0);
 							readline.clearScreenDown(process.stdout);
 						} else {
-							this.execute(commands);
+							this.execute([CMD, ...commands]).finally(() => {
+								rl.prompt();
+							});
 						}
 					}
-					rl.prompt();
 				} catch (err) {
 					console.log(colors.red(`(error) ${err.message}`));
 					rl.prompt();