Add prettier code formatting

.prettierrc.json

@@ -0,0 +1,9 @@
+{
+  "arrowParens": "always",
+  "bracketSpacing": true,
+  "singleQuote": true,
+  "parser": "flow",
+  "printWidth": 120,
+  "trailingComma": "none",
+  "tabWidth": 4
+}

bin/iotaJsonTester.js

@@ -86,7 +86,7 @@ function checkConnection(fn) {
         } else {
             console.log('Please, check your configuration and connect before using MQTT commands.');
         }
-    }
+    };
 }
 
 function singleMeasure(commands) {
@@ -96,9 +96,7 @@ function singleMeasure(commands) {
 }
 
 function parseMultipleAttributes(attributeString) {
-    var result,
-        attributes,
-        attribute;
+    var result, attributes, attribute;
 
     if (!attributeString) {
         result = null;
@@ -125,7 +123,10 @@ function multipleMeasure(commands) {
 function connect(commands) {
     console.log('\nConnecting to MQTT Broker...');
 
-    mqttClient = mqtt.connect('mqtt://' + config.host, defaultConfig.mqtt.options);
+    mqttClient = mqtt.connect(
+        'mqtt://' + config.host,
+        defaultConfig.mqtt.options
+    );
 
     clUtils.prompt();
 }
@@ -135,33 +136,34 @@ function exitClient() {
 }
 
 var commands = {
-    'config': {
+    config: {
         parameters: ['host', 'port', 'apiKey', 'deviceId'],
         description: '\tConfigure the client to emulate the selected device, connecting to the given host.',
         handler: setConfig
     },
-    'showConfig': {
+    showConfig: {
         parameters: [],
         description: '\tConfigure the client to emulate the selected device, connecting to the given host.',
         handler: getConfig
     },
-    'connect': {
+    connect: {
         parameters: [],
         description: '\tConnect to the MQTT broker.',
         handler: connect
     },
-    'singleMeasure': {
+    singleMeasure: {
         parameters: ['attribute', 'value'],
         description: '\tSend the given value for the selected attribute to the MQTT broker.',
         handler: checkConnection(singleMeasure)
     },
-    'multipleMeasure': {
+    multipleMeasure: {
         parameters: ['attributes'],
-        description: '\tSend a collection of attributes to the MQTT broker, using JSON format. The "attributes"\n' +
+        description:
+            '\tSend a collection of attributes to the MQTT broker, using JSON format. The "attributes"\n' +
             '\tstring should have the following syntax: name=value[;name=value]*',
         handler: checkConnection(multipleMeasure)
     },
-    'exit': {
+    exit: {
         parameters: [],
         description: '\tExit the client',
         handler: exitClient

client-config.js

@@ -34,6 +34,6 @@ config.mqtt = {
 config.device = {
     id: 'myDeviceId',
     apikey: '1234'
-}
+};
 
 module.exports = config;

config.js

@@ -37,16 +37,16 @@ config.mqtt = {
     /**
      * Activating thinkingThingsPlugin flag. When it is set to true the constraint devices sends an HTTP POST request
      * to the server with a Content-Type, containing a field name and a payload. The payload can be divided in modules,
-     * each one of them responsible for a single measure. Modules are separated by the '#' character, and all of them 
-     * consists of a series of parameters separated by commas. 
+     * each one of them responsible for a single measure. Modules are separated by the '#' character, and all of them
+     * consists of a series of parameters separated by commas.
      */
     thinkingThingsPlugin: true,
     /**
      * QoS Level: at most once (0), at least once (1), exactly once (2). (default is 2).
      */
     qos: 0,
     /**
-     * Retain flag. (default is true.) Normally if a publisher publishes a message to a topic, and no one is 
+     * Retain flag. (default is true.) Normally if a publisher publishes a message to a topic, and no one is
      * subscribed to that topic (i.e retain flag is set to false) the message is simply discarded by the broker.
      * The publisher can tell the broker to keep the last message on that topic by setting the retained message flag to true  .
      */
@@ -84,7 +84,7 @@ config.amqp = {
     /**
      * durable queue flag (default is false).
      */
-    options: {durable: true}
+    options: { durable: true }
 };
 
 /**
@@ -94,7 +94,7 @@ config.http = {
     /**
      * South Port where the Ultralight transport binding for HTTP will be listening for device requests.
      */
-    port: 7896,
+    port: 7896
     /**
      * HTTP Timeout for the http command endpoint (in miliseconds).
      */
@@ -116,22 +116,22 @@ config.iota = {
      * the IoT Agent will send the device data.
      */
     contextBroker: {
-    /**
-     * Host where the Context Broker is located.
-     */
+        /**
+         * Host where the Context Broker is located.
+         */
         host: 'localhost',
-    /**
-     * Port where the Context Broker is listening.
-     */
+        /**
+         * Port where the Context Broker is listening.
+         */
         port: '1026'
     },
     /**
      * Configuration of the North Port of the IoT Agent.
      */
     server: {
-    /**
-     * Port where the IoT Agent will be listening for NGSI and Provisioning requests.
-     */
+        /**
+         * Port where the IoT Agent will be listening for NGSI and Provisioning requests.
+         */
         port: 4041
     },
     /**
@@ -152,10 +152,10 @@ config.iota = {
      * 'mongodb'.
      */
     mongodb: {
-     /**
-      * Host where MongoDB is located. If the MongoDB used is a replicaSet, this property will contain a
-      * comma-separated list of the instance names or IPs.
-      */
+        /**
+         * Host where MongoDB is located. If the MongoDB used is a replicaSet, this property will contain a
+         * comma-separated list of the instance names or IPs.
+         */
         host: 'localhost',
         /**
          * Port where MongoDB is listening. In the case of a replicaSet, all the instances are supposed to be listening

docs/usermanual.md

@@ -441,6 +441,16 @@ Removes `node_modules` and `coverage` folders, and  `package-lock.json` file so
 npm run clean
 ```
 
+### Prettify Code
+
+Runs the [prettier](https://prettier.io) code formatter to ensure consistent code style (whitespacing, parameter
+placement and breakup of long lines etc.) within the codebase.
+
+```bash
+# Use git-bash on Windows
+npm run prettier
+```
+
 ## New transport development
 
 ### Overview

ghpages/javascripts/scale.fix.js

@@ -1,17 +1,17 @@
 var metas = document.getElementsByTagName('meta');
 var i;
 if (navigator.userAgent.match(/iPhone/i)) {
-  for (i=0; i<metas.length; i++) {
-    if (metas[i].name == "viewport") {
-      metas[i].content = "width=device-width, minimum-scale=1.0, maximum-scale=1.0";
+    for (i = 0; i < metas.length; i++) {
+        if (metas[i].name == 'viewport') {
+            metas[i].content = 'width=device-width, minimum-scale=1.0, maximum-scale=1.0';
+        }
     }
-  }
-  document.addEventListener("gesturestart", gestureStart, false);
+    document.addEventListener('gesturestart', gestureStart, false);
 }
 function gestureStart() {
-  for (i=0; i<metas.length; i++) {
-    if (metas[i].name == "viewport") {
-      metas[i].content = "width=device-width, minimum-scale=0.25, maximum-scale=1.6";
+    for (i = 0; i < metas.length; i++) {
+        if (metas[i].name == 'viewport') {
+            metas[i].content = 'width=device-width, minimum-scale=0.25, maximum-scale=1.6';
+        }
     }
-  }
-}
+}

index.js

@@ -1 +1 @@
-module.exports = require('./lib/iotagent-json');
+module.exports = require('./lib/iotagent-json');