Change var to let or const in edi-helper and fomatters

Author: Felipe Marcon

lib/edi-helper.js

@@ -1,6 +1,8 @@
-var crypto = require('crypto')
+const crypto = require('crypto')
 
 exports.calculateLineChecksum = function (line) {
-  return crypto.createHash('sha1').update(line).digest('hex')
+  return crypto
+    .createHash('sha1')
+    .update(line)
+    .digest('hex')
 }
-

lib/formatters.js

@@ -17,12 +17,18 @@ exports.addTrailingZeros = function (string, length) {
 
 exports.formatAmount = function (amount) {
   amount = amount.toString()
-  var cents = exports.addTrailingZeros(amount.substring(amount.length - 2, amount.length), 2)
-  var integers = exports.addTrailingZeros(amount.substring(0, amount.length - 2), 1)
-
-  var newIntegers = ''
-
-  for (var i = 0; i < integers.length; i++) {
+  let cents = exports.addTrailingZeros(
+    amount.substring(amount.length - 2, amount.length),
+    2
+  )
+  let integers = exports.addTrailingZeros(
+    amount.substring(0, amount.length - 2),
+    1
+  )
+
+  let newIntegers = ''
+
+  for (let i = 0; i < integers.length; i++) {
     if (i > 0 && (integers.length - i) % 3 == 0) newIntegers += '.'
     newIntegers += integers[i]
   }
@@ -38,11 +44,11 @@ exports.mod11 = function (num, base, r) {
   if (!base) base = 9
   if (!r) r = 0
 
-  var soma = 0
-  var fator = 2
+  let soma = 0
+  let fator = 2
 
-  for (var i = num.length - 1; i >= 0; i--) {
-    var parcial = parseInt(num[i]) * fator
+  for (let i = num.length - 1; i >= 0; i--) {
+    let parcial = parseInt(num[i]) * fator
     soma += parcial
 
     if (fator == base) {
@@ -54,39 +60,47 @@ exports.mod11 = function (num, base, r) {
 
   if (r == 0) {
     soma *= 10
-    var digito = soma % 11
+    let digito = soma % 11
     return digito == 10 ? 0 : digito
   } else if (r == 1) {
     return soma % 11
   }
 }
 
 exports.mod10 = function (num) {
-  var total = 0
-  var fator = 2
+  let total = 0
+  let fator = 2
 
-  for (var i = num.length - 1; i >= 0; i--) {
-    var temp = (parseInt(num[i]) * fator).toString()
-    var tempSum = 0
-    for (var j = 0; j < temp.length; j++) {
+  for (let i = num.length - 1; i >= 0; i--) {
+    let temp = (parseInt(num[i]) * fator).toString()
+    let tempSum = 0
+    for (let j = 0; j < temp.length; j++) {
       tempSum += parseInt(temp[j])
     }
     total += tempSum
-    fator = (fator == 2) ? 1 : 2
+    fator = fator == 2 ? 1 : 2
   }
 
-  var resto = total % 10
-  return (resto == 0) ? 0 : (10 - resto)
+  let resto = total % 10
+  return resto == 0 ? 0 : 10 - resto
 }
 
 exports.fatorVencimento = function (date) {
-  const parsedDate = moment(date).utc().format('YYYY-MM-DD')
-  const startDate = moment('1997-10-07').utc().format('YYYY-MM-DD')
+  const parsedDate = moment(date)
+    .utc()
+    .format('YYYY-MM-DD')
+  const startDate = moment('1997-10-07')
+    .utc()
+    .format('YYYY-MM-DD')
   return exports.addTrailingZeros(moment(parsedDate).diff(startDate, 'days'), 4)
 }
 
 exports.dateFromEdiDate = function (ediDate) {
-  return new Date(parseInt(ediDate.substring(4, 8)), parseInt(ediDate.substring(2, 4)) - 1, parseInt(ediDate.substring(0, 2)))
+  return new Date(
+    parseInt(ediDate.substring(4, 8)),
+    parseInt(ediDate.substring(2, 4)) - 1,
+    parseInt(ediDate.substring(0, 2))
+  )
 }
 
 exports.removeTrailingZeros = function (string) {