old_contents: const BotModule = require('../BotModule');
  
  module.exports = BotModule.extend({
      initialize: function (dependencyGraph) {
          this._super(dependencyGraph);
          this.discordClient.on('message', message => {
              switch(true) {
                  case message.content.replace(/\s/g,'').toLowerCase().match(/([s5ｓ]+(ｈ|h|\|\-\|n)+[ｉi1|]+[ｔt7]+|[ｋk]+[uｕ]+[ｓs5]+[ｏo0]+|クソ|ｸｿ|シット|しっと)+(([ｂb8]|\|3)+[ｏo0]+[wｗ]+|弓|ボウ|ぼう)+/) !== null:
                  // General swear filters
                  case message.content.toLowerCase().match(/(?<!mi)[s\$5ｓ]+(ｈ|h|\|\-\|n)+[ｉi1|]+[ｔt7]+(?!(tah|tim|ake))/) !== null:
                  case message.content.toLowerCase().match(/[fｆ]+[uｕ]+[cｃ]+[ｋk]+/) !== null:
                      message.delete();
          });
      }
  });
  
new_contents: const BotModule = require('../BotModule');
  
  module.exports = BotModule.extend({
      initialize: function (dependencyGraph) {
          this._super(dependencyGraph);
          this.discordClient.on('message', message => {
              switch(true) {
                  case message.content.replace(/\s/g,'').toLowerCase().match(/([s5ｓ]+(ｈ|h|\|\-\|n)+[ｉi1|]+[ｔt7]+|[ｋk]+[uｕ]+[ｓs5]+[ｏo0]+|クソ|ｸｿ|シット|しっと)+(([ｂb8]|\|3)+[ｏo0]+[wｗ]+|弓|ボウ|ぼう)+/) !== null:
                  // General swear filters
                  case message.content.toLowerCase().match(/(?<!mi)[s\$5ｓ]+(ｈ|h|\|\-\|n)+[ｉi1|]+[ｔt7]+(?!(tah|tim|ake))/) !== null:
                  case message.content.toLowerCase().match(/[fｆ]+[uｕ]+[cｃ]+[ｋk]+/) !== null:
                      message.delete();
              }
          });
      }
  });
  
subject: Add missing switch closing brace