don't force unwrap on making Engine.PacketType

2015-04-13 16:04:51 -04:00 · 2015-04-13 16:04:51 -04:00 · 8d9580900f
commit 8d9580900f
parent f87ed47723
1 changed files with 2 additions and 2 deletions
--- a/SocketIOClientSwift/SocketEngine.swift
+++ b/SocketIOClientSwift/SocketEngine.swift
@ -84,8 +84,8 @@ public final class SocketEngine: NSObject, WebSocketDelegate, SocketLogClient {
        case NOOP = 6
        
        init?(str:String?) {
-            if let value = str?.toInt() {
-                self = PacketType(rawValue: value)!
+            if let value = str?.toInt(), raw = PacketType(rawValue: value) {
+                self = raw
            } else {
                return nil
            }