.find() isn't polyfilled apparently

lib/Client/InternalClient.js

@@ -943,9 +943,24 @@ var InternalClient = (function () {
 
 		var roledata = role.server.rolesOf(member);
 		if (roledata) {
-			return roledata.find(function (r) {
+			for (var _iterator6 = roledata, _isArray6 = Array.isArray(_iterator6), _i6 = 0, _iterator6 = _isArray6 ? _iterator6 : _iterator6[Symbol.iterator]();;) {
-				return r.id == role.id;
+				var _ref6;
-			});
+
+				if (_isArray6) {
+					if (_i6 >= _iterator6.length) break;
+					_ref6 = _iterator6[_i6++];
+				} else {
+					_i6 = _iterator6.next();
+					if (_i6.done) break;
+					_ref6 = _i6.value;
+				}
+
+				var r = _ref6;
+
+				if (r.id == role.id) {
+					return r;
+				}
+			}
 		}
 		return null;
 	};
@@ -978,19 +993,19 @@ var InternalClient = (function () {
 			return r.id;
 		});
 
-		for (var _iterator6 = roles, _isArray6 = Array.isArray(_iterator6), _i6 = 0, _iterator6 = _isArray6 ? _iterator6 : _iterator6[Symbol.iterator]();;) {
+		for (var _iterator7 = roles, _isArray7 = Array.isArray(_iterator7), _i7 = 0, _iterator7 = _isArray7 ? _iterator7 : _iterator7[Symbol.iterator]();;) {
-			var _ref6;
+			var _ref7;
 
-			if (_isArray6) {
+			if (_isArray7) {
-				if (_i6 >= _iterator6.length) break;
+				if (_i7 >= _iterator7.length) break;
-				_ref6 = _iterator6[_i6++];
+				_ref7 = _iterator7[_i7++];
 			} else {
-				_i6 = _iterator6.next();
+				_i7 = _iterator7.next();
-				if (_i6.done) break;
+				if (_i7.done) break;
-				_ref6 = _i6.value;
+				_ref7 = _i7.value;
 			}
 
-			var role = _ref6;
+			var role = _ref7;
 
 			if (!role.server.memberMap[member.id]) {
 				return Promise.reject(new Error("member not in server"));
@@ -1512,26 +1527,7 @@ var InternalClient = (function () {
 						if (!data.unavailable) {
 							client.emit("serverDeleted", server);
 
-							for (var _iterator7 = server.channels, _isArray7 = Array.isArray(_iterator7), _i7 = 0, _iterator7 = _isArray7 ? _iterator7 : _iterator7[Symbol.iterator]();;) {
+							for (var _iterator8 = server.channels, _isArray8 = Array.isArray(_iterator8), _i8 = 0, _iterator8 = _isArray8 ? _iterator8 : _iterator8[Symbol.iterator]();;) {
-								var _ref7;
-
-								if (_isArray7) {
-									if (_i7 >= _iterator7.length) break;
-									_ref7 = _iterator7[_i7++];
-								} else {
-									_i7 = _iterator7.next();
-									if (_i7.done) break;
-									_ref7 = _i7.value;
-								}
-
-								var channel = _ref7;
-
-								self.channels.remove(channel);
-							}
-
-							self.servers.remove(server);
-
-							for (var _iterator8 = server.members, _isArray8 = Array.isArray(_iterator8), _i8 = 0, _iterator8 = _isArray8 ? _iterator8 : _iterator8[Symbol.iterator]();;) {
 								var _ref8;
 
 								if (_isArray8) {
@@ -1543,11 +1539,48 @@ var InternalClient = (function () {
 									_ref8 = _i8.value;
 								}
 
-								var user = _ref8;
+								var channel = _ref8;
 
-								if (!self.servers.find(function (s) {
+								self.channels.remove(channel);
-									return !!s.members.get("id", user.id);
+							}
-								})) {
+
+							self.servers.remove(server);
+
+							for (var _iterator9 = server.members, _isArray9 = Array.isArray(_iterator9), _i9 = 0, _iterator9 = _isArray9 ? _iterator9 : _iterator9[Symbol.iterator]();;) {
+								var _ref9;
+
+								if (_isArray9) {
+									if (_i9 >= _iterator9.length) break;
+									_ref9 = _iterator9[_i9++];
+								} else {
+									_i9 = _iterator9.next();
+									if (_i9.done) break;
+									_ref9 = _i9.value;
+								}
+
+								var user = _ref9;
+
+								var found = false;
+								for (var _iterator10 = self.servers, _isArray10 = Array.isArray(_iterator10), _i10 = 0, _iterator10 = _isArray10 ? _iterator10 : _iterator10[Symbol.iterator]();;) {
+									var _ref10;
+
+									if (_isArray10) {
+										if (_i10 >= _iterator10.length) break;
+										_ref10 = _iterator10[_i10++];
+									} else {
+										_i10 = _iterator10.next();
+										if (_i10.done) break;
+										_ref10 = _i10.value;
+									}
+
+									var server = _ref10;
+
+									if (s.members.get("id", user.id)) {
+										found = true;
+										break;
+									}
+								}
+								if (!found) {
 									self.users.remove(user);
 								}
 							}
@@ -1718,9 +1751,27 @@ var InternalClient = (function () {
 							server.memberMap[data.user.id] = null;
 							server.members.remove(user);
 							server.memberCount--;
-							if (!self.servers.find(function (s) {
+							var found = false;
-								return !!s.members.get("id", user.id);
+							for (var _iterator11 = self.servers, _isArray11 = Array.isArray(_iterator11), _i11 = 0, _iterator11 = _isArray11 ? _iterator11 : _iterator11[Symbol.iterator]();;) {
-							})) {
+								var _ref11;
+
+								if (_isArray11) {
+									if (_i11 >= _iterator11.length) break;
+									_ref11 = _iterator11[_i11++];
+								} else {
+									_i11 = _iterator11.next();
+									if (_i11.done) break;
+									_ref11 = _i11.value;
+								}
+
+								var server = _ref11;
+
+								if (s.members.get("id", user.id)) {
+									found = true;
+									break;
+								}
+							}
+							if (!found) {
 								self.users.remove(user);
 							}
 						} else {
@@ -1876,19 +1927,19 @@ var InternalClient = (function () {
 
 						var testtime = new Date().getTime();
 
-						for (var _iterator9 = data.members, _isArray9 = Array.isArray(_iterator9), _i9 = 0, _iterator9 = _isArray9 ? _iterator9 : _iterator9[Symbol.iterator]();;) {
+						for (var _iterator12 = data.members, _isArray12 = Array.isArray(_iterator12), _i12 = 0, _iterator12 = _isArray12 ? _iterator12 : _iterator12[Symbol.iterator]();;) {
-							var _ref9;
+							var _ref12;
 
-							if (_isArray9) {
+							if (_isArray12) {
-								if (_i9 >= _iterator9.length) break;
+								if (_i12 >= _iterator12.length) break;
-								_ref9 = _iterator9[_i9++];
+								_ref12 = _iterator12[_i12++];
 							} else {
-								_i9 = _iterator9.next();
+								_i12 = _iterator12.next();
-								if (_i9.done) break;
+								if (_i12.done) break;
-								_ref9 = _i9.value;
+								_ref12 = _i12.value;
 							}
 
-							var user = _ref9;
+							var user = _ref12;
 
 							server.memberMap[user.user.id] = {
 								roles: user.roles.map(function (pid) {

src/Client/InternalClient.js

@@ -758,7 +758,11 @@ export default class InternalClient {
 
 		var roledata = role.server.rolesOf(member);
 		if (roledata) {
-			return roledata.find(r => r.id == role.id);
+			for (var r of roledata) {
+				if (r.id == role.id) {
+					return r;
+				}
+			}
 		}
 		return null;
 	}
@@ -1274,7 +1278,14 @@ export default class InternalClient {
 							self.servers.remove(server);
 
 							for (var user of server.members) {
-								if (!self.servers.find((s) => !!s.members.get("id", user.id))) {
+								var found = false;
+								for (var server of self.servers) {
+									if (s.members.get("id", user.id)) {
+										found = true;
+										break;
+									}
+								}
+								if (!found) {
 									self.users.remove(user);
 								}
 							}
@@ -1452,7 +1463,14 @@ export default class InternalClient {
 							server.memberMap[data.user.id] = null;
 							server.members.remove(user);
 							server.memberCount--;
-							if (!self.servers.find((s) => !!s.members.get("id", user.id))) {
+							var found = false;
+							for (var server of self.servers) {
+								if (s.members.get("id", user.id)) {
+									found = true;
+									break;
+								}
+							}
+							if (!found) {
 								self.users.remove(user);
 							}
 						} else {