Omit catch block errors when not needed

commands/other/phone.js

@@ -47,7 +47,7 @@ module.exports = class PhoneCommand extends Command {
 			this.client.phone.set(id, new PhoneCall(this.client, msg.channel, channel));
 			await this.client.phone.get(id).start();
 			return null;
-		} catch (err) {
+		} catch {
 			return msg.reply('Failed to start the call. Try again later!');
 		}
 	}

commands/other/portal-send.js

@@ -37,7 +37,7 @@ module.exports = class PortalSendCommand extends Command {
 			const displayName = msg.channel.type === 'text' ? msg.guild.name : 'DM';
 			await channel.send(`**${this.portalEmoji} ${msg.author.tag} (${displayName}):** ${message}`);
 			return msg.say(`Message sent to **${channel.name}** in **${channel.guild.name}**!`);
-		} catch (err) {
+		} catch {
 			return msg.reply('Failed to send the message. Try again later!');
 		}
 	}

commands/other/prune.js

@@ -33,7 +33,7 @@ module.exports = class PruneCommand extends Command {
 			const messages = await msg.channel.messages.fetch({ limit: count + 1 });
 			await msg.channel.bulkDelete(messages, true);
 			return null;
-		} catch (err) {
+		} catch {
 			return msg.reply('There are no messages younger than two weeks that can be deleted.');
 		}
 	}

commands/other/rename-all.js

@@ -50,7 +50,7 @@ module.exports = class RenameAllCommand extends Command {
 			for (const member of msg.guild.members.cache.values()) {
 				try {
 					await member.setNickname(nickname);
-				} catch (err) {
+				} catch {
 					i++;
 					continue;
 				}