Introduce ESLint and Prettier

lib/scheduling.js

@@ -1,5 +1,5 @@
 /**
- * Copyright 2013-2017  Zaid Abdulla
+ * Copyright 2013-2018  Zaid Abdulla
  *
  * This file is part of GenieACS.
  *
@@ -22,7 +22,6 @@ const crypto = require("crypto");
 
 const later = require("later");
 
-
 function md532(str) {
   const digest = crypto
     .createHash("md5")
@@ -36,42 +35,34 @@ function md532(str) {
   );
 }
 
-
-function variance(deviceId, variance) {
-  return (md532(deviceId) >>> 0) % variance;
+function variance(deviceId, vrnc) {
+  return (md532(deviceId) >>> 0) % vrnc;
 }
 
-
-function interval(timestamp, interval, offset = 0) {
-  return Math.trunc((timestamp + offset) / interval) * interval - offset;
+function interval(timestamp, intrvl, offset = 0) {
+  return Math.trunc((timestamp + offset) / intrvl) * intrvl - offset;
 }
 
-
 function parseCron(cronExp) {
   let parts = cronExp.trim().split(/\s+/);
-  if (parts.length === 5)
-    parts.unshift("*");
+  if (parts.length === 5) parts.unshift("*");
 
   return later.schedule(later.parse.cron(parts.join(" "), true));
 }
 
-
 function cron(timestamp, schedule, offset = 0) {
   // TODO later.js doesn't throw erorr if expression is invalid!
   const ret = [0, 0];
 
   let prev = schedule.prev(1, new Date(timestamp + offset));
-  if (prev)
-    ret[0] = prev.setMilliseconds(0) - offset;
+  if (prev) ret[0] = prev.setMilliseconds(0) - offset;
 
   let next = schedule.next(1, new Date(timestamp + offset + 1000));
-  if (next)
-    ret[1] = next.setMilliseconds(0) - offset;
+  if (next) ret[1] = next.setMilliseconds(0) - offset;
 
   return ret;
 }
 
-
 exports.variance = variance;
 exports.interval = interval;
 exports.parseCron = parseCron;