Added Docker support.

.dockerignore

@@ -0,0 +1,2 @@
+node_modules
+npm-debug.log

Dockerfile

@@ -0,0 +1,13 @@
+FROM mhart/alpine-node:latest
+
+# Create app directory
+WORKDIR /usr/src/app
+
+# Install app dependencies
+COPY package.json package-lock.json ./
+RUN npm install --production
+
+# Bundle app source
+COPY . .
+
+ENTRYPOINT [ "npm", "run", "start-prod" ]

server.js

@@ -12,16 +12,20 @@ var cachedModules = [];
 var cachedTriggers = [];
 var client = new discord.Client();
 
+process.on('unhandledRejection', function onError(err) {
+  logger.error(err);
+});
+
+// Verify configuration options are set properly.
+if (!config.logChannel) { throw 'Log Channel is missing from the configuration file.'; }
+if (!config.clientLoginToken) { throw 'Client Login Token is missing from the configuration file.'; }
+
 function findArray(haystack, arr) {
     return arr.some(function (v) {
         return haystack.indexOf(v) >= 0;
     });
 };
 
-process.on('unhandledRejection', function onError(err) {
-  throw err;
-});
-
 client.on('ready', () => {
   // Initalize app channels.
   app.logChannel = client.channels.get(config.logChannel);
@@ -153,10 +157,5 @@ require("fs").readdirSync('./triggers/').forEach(function(file) {
 data.readWarnings();
 data.readBans();
 
-if (config.clientLoginToken) {
-  client.login(config.clientLoginToken);
-  logger.info('Startup completed. Established connection to Discord.');
-} else {
-  logger.error('Cannot establish connection to Discord. Client login token is not defined.');
-  throw('MISSING_CLIENT_LOGIN_TOKEN');
-}
+client.login(config.clientLoginToken);
+logger.info('Startup completed. Established connection to Discord.');