diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..1aeb0bb
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,10 @@
+# http://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
\ No newline at end of file
diff --git a/.prettierrc.js b/.prettierrc.js
new file mode 100644
index 0000000..409c297
--- /dev/null
+++ b/.prettierrc.js
@@ -0,0 +1,4 @@
+module.exports = {
+  printWidth: 100,
+  singleQuote: true,
+};
diff --git a/src/endpoints/account-balance.js b/src/endpoints/account-balance.js
index 6dc2ff3..c8abf94 100644
--- a/src/endpoints/account-balance.js
+++ b/src/endpoints/account-balance.js
@@ -12,17 +12,25 @@
  * @param  {String} [commandId='AccountBalance']   Takes only 'AccountBalance' CommandID
  * @return {Promise}                    This returns a promise that resolves to the account balance
  */
-module.exports = async function accountBalance (shortCode, idType, queueUrl, resultUrl, remarks = 'Checking account balance', initiator = null, commandId = 'AccountBalance') {
-  const securityCredential = this.security()
-  const req = await this.request()
+module.exports = async function accountBalance(
+  shortCode,
+  idType,
+  queueUrl,
+  resultUrl,
+  remarks = 'Checking account balance',
+  initiator = null,
+  commandId = 'AccountBalance'
+) {
+  const securityCredential = this.security();
+  const req = await this.request();
   return req.post('/mpesa/accountbalance/v1/query', {
-    'Initiator': initiator || this.configs.initiatorName,
-    'SecurityCredential': securityCredential,
-    'CommandID': commandId,
-    'PartyA': shortCode,
-    'IdentifierType': idType,
-    'Remarks': remarks,
-    'QueueTimeOutURL': queueUrl,
-    'ResultURL': resultUrl
-  })
-}
+    Initiator: initiator || this.configs.initiatorName,
+    SecurityCredential: securityCredential,
+    CommandID: commandId,
+    PartyA: shortCode,
+    IdentifierType: idType,
+    Remarks: remarks,
+    QueueTimeOutURL: queueUrl,
+    ResultURL: resultUrl,
+  });
+};
diff --git a/src/endpoints/b2b.js b/src/endpoints/b2b.js
index 866793c..3b41ade 100644
--- a/src/endpoints/b2b.js
+++ b/src/endpoints/b2b.js
@@ -17,21 +17,33 @@
  * @param  {String}  [remarks='B2B Request']                  Comments that are sent along with the transaction.
  * @return {Promise}
  */
-module.exports = async function (senderParty, receiverParty, amount, queueUrl, resultUrl, senderType = 4, receiverType = 4, initiator = null, commandId = 'BusinessToBusinessTransfer', accountRef = null, remarks = 'B2B Request') {
-  const req = await this.request()
-  const securityCredential = this.security()
+module.exports = async function (
+  senderParty,
+  receiverParty,
+  amount,
+  queueUrl,
+  resultUrl,
+  senderType = 4,
+  receiverType = 4,
+  initiator = null,
+  commandId = 'BusinessToBusinessTransfer',
+  accountRef = null,
+  remarks = 'B2B Request'
+) {
+  const req = await this.request();
+  const securityCredential = this.security();
   return req.post('/mpesa/b2b/v1/paymentrequest', {
-    'Initiator': initiator || this.configs.initiatorName,
-    'SecurityCredential': securityCredential,
-    'CommandID': commandId,
-    'SenderIdentifierType': senderType,
-    'RecieverIdentifierType': receiverType,
-    'Amount': amount,
-    'PartyA': senderParty,
-    'PartyB': receiverParty,
-    'AccountReference': accountRef,
-    'Remarks': remarks,
-    'QueueTimeOutURL': queueUrl,
-    'ResultURL': resultUrl
-  })
-}
+    Initiator: initiator || this.configs.initiatorName,
+    SecurityCredential: securityCredential,
+    CommandID: commandId,
+    SenderIdentifierType: senderType,
+    RecieverIdentifierType: receiverType,
+    Amount: amount,
+    PartyA: senderParty,
+    PartyB: receiverParty,
+    AccountReference: accountRef,
+    Remarks: remarks,
+    QueueTimeOutURL: queueUrl,
+    ResultURL: resultUrl,
+  });
+};
diff --git a/src/endpoints/b2c.js b/src/endpoints/b2c.js
index f42a6b5..fcf980e 100644
--- a/src/endpoints/b2c.js
+++ b/src/endpoints/b2c.js
@@ -15,19 +15,29 @@
  * @param  {string} occasion
  * @return {Promise}
  */
-module.exports = async function (senderParty, receiverParty, amount, queueUrl, resultUrl, commandId = 'BusinessPayment', initiatorName = null, remarks = 'B2C Payment', occasion) {
-  const securityCredential = this.security()
-  const req = await this.request()
+module.exports = async function (
+  senderParty,
+  receiverParty,
+  amount,
+  queueUrl,
+  resultUrl,
+  commandId = 'BusinessPayment',
+  initiatorName = null,
+  remarks = 'B2C Payment',
+  occasion
+) {
+  const securityCredential = this.security();
+  const req = await this.request();
   return req.post('/mpesa/b2c/v1/paymentrequest', {
-    'InitiatorName': initiatorName || this.configs.initiatorName,
-    'SecurityCredential': securityCredential,
-    'CommandID': commandId,
-    'Amount': amount,
-    'PartyA': senderParty,
-    'PartyB': receiverParty,
-    'Remarks': remarks,
-    'QueueTimeOutURL': queueUrl,
-    'ResultURL': resultUrl,
-    'Occasion': occasion
-  })
-}
+    InitiatorName: initiatorName || this.configs.initiatorName,
+    SecurityCredential: securityCredential,
+    CommandID: commandId,
+    Amount: amount,
+    PartyA: senderParty,
+    PartyB: receiverParty,
+    Remarks: remarks,
+    QueueTimeOutURL: queueUrl,
+    ResultURL: resultUrl,
+    Occasion: occasion,
+  });
+};
diff --git a/src/endpoints/c2b-register.js b/src/endpoints/c2b-register.js
index 1af3e43..a228d03 100644
--- a/src/endpoints/c2b-register.js
+++ b/src/endpoints/c2b-register.js
@@ -10,12 +10,17 @@
  * @param  {string} [responseType='Completed'] Default response type for timeout. Incase a tranaction times out, Mpesa will by default Complete or Cancel the transaction
  * @return {Promise}
  */
-module.exports = async function (confirmationUrl, validationUrl, shortCode = null, responseType = 'Completed') {
-  const req = await this.request()
+module.exports = async function (
+  confirmationUrl,
+  validationUrl,
+  shortCode = null,
+  responseType = 'Completed'
+) {
+  const req = await this.request();
   return req.post('/mpesa/c2b/v1/registerurl', {
-    'ShortCode': shortCode || this.configs.shortCode,
-    'ResponseType': responseType,
-    'ConfirmationURL': confirmationUrl,
-    'ValidationURL': validationUrl
-  })
-}
+    ShortCode: shortCode || this.configs.shortCode,
+    ResponseType: responseType,
+    ConfirmationURL: confirmationUrl,
+    ValidationURL: validationUrl,
+  });
+};
diff --git a/src/endpoints/c2b-simulate.js b/src/endpoints/c2b-simulate.js
index 6b5bbef..1e0f514 100644
--- a/src/endpoints/c2b-simulate.js
+++ b/src/endpoints/c2b-simulate.js
@@ -11,13 +11,19 @@
  * @param  {number} [shortCode=null]                    Short Code receiving the amount being transacted
  * @return {Promise}
  */
-module.exports = async function (msisdn, amount, billRefNumber, commandId = 'CustomerPayBillOnline', shortCode = null) {
-  const req = await this.request()
+module.exports = async function (
+  msisdn,
+  amount,
+  billRefNumber,
+  commandId = 'CustomerPayBillOnline',
+  shortCode = null
+) {
+  const req = await this.request();
   return req.post('/mpesa/c2b/v1/simulate', {
-    'ShortCode': shortCode || this.configs.shortCode,
-    'CommandID': commandId,
-    'Amount': amount,
-    'Msisdn': msisdn,
-    'BillRefNumber': billRefNumber
-  })
-}
+    ShortCode: shortCode || this.configs.shortCode,
+    CommandID: commandId,
+    Amount: amount,
+    Msisdn: msisdn,
+    BillRefNumber: billRefNumber,
+  });
+};
diff --git a/src/endpoints/index.js b/src/endpoints/index.js
index 2f13b39..c2b3779 100644
--- a/src/endpoints/index.js
+++ b/src/endpoints/index.js
@@ -1,13 +1,14 @@
-const accountBalance = require('./account-balance')
-const b2b = require('./b2b')
-const b2c = require('./b2c')
-const c2bRegister = require('./c2b-register')
-const c2bSimulate = require('./c2b-simulate')
-const lipaNaMpesaOnline = require('./lipa-na-mpesa-online')
-const lipaNaMpesaQuery = require('./lipa-na-mpesa-query')
-const oAuth = require('./oauth')
-const reversal = require('./reversal')
-const transactionStatus = require('./transaction-status')
+/* eslint-disable @typescript-eslint/no-var-requires */
+const accountBalance = require('./account-balance');
+const b2b = require('./b2b');
+const b2c = require('./b2c');
+const c2bRegister = require('./c2b-register');
+const c2bSimulate = require('./c2b-simulate');
+const lipaNaMpesaOnline = require('./lipa-na-mpesa-online');
+const lipaNaMpesaQuery = require('./lipa-na-mpesa-query');
+const oAuth = require('./oauth');
+const reversal = require('./reversal');
+const transactionStatus = require('./transaction-status');
 
 module.exports = {
   accountBalance,
@@ -19,5 +20,5 @@ module.exports = {
   lipaNaMpesaQuery,
   reversal,
   transactionStatus,
-  oAuth
-}
+  oAuth,
+};
diff --git a/src/endpoints/lipa-na-mpesa-online.js b/src/endpoints/lipa-na-mpesa-online.js
index 57057d2..34d06b3 100644
--- a/src/endpoints/lipa-na-mpesa-online.js
+++ b/src/endpoints/lipa-na-mpesa-online.js
@@ -13,23 +13,35 @@
  * @param  {string} [passKey=null]                            Lipa na mpesa passKey
  * @return {Promise}
  */
-module.exports = async function (senderMsisdn, amount, callbackUrl, accountRef, transactionDesc = 'Lipa na mpesa online', transactionType = 'CustomerPayBillOnline', shortCode = null, passKey = null) {
-  const _shortCode = shortCode || this.configs.lipaNaMpesaShortCode
-  const _passKey = passKey || this.configs.lipaNaMpesaShortPass
-  const timeStamp = (new Date()).toISOString().replace(/[^0-9]/g, '').slice(0, -3)
-  const password = Buffer.from(`${_shortCode}${_passKey}${timeStamp}`).toString('base64')
-  const req = await this.request()
+module.exports = async function (
+  senderMsisdn,
+  amount,
+  callbackUrl,
+  accountRef,
+  transactionDesc = 'Lipa na mpesa online',
+  transactionType = 'CustomerPayBillOnline',
+  shortCode = null,
+  passKey = null
+) {
+  const _shortCode = shortCode || this.configs.lipaNaMpesaShortCode;
+  const _passKey = passKey || this.configs.lipaNaMpesaShortPass;
+  const timeStamp = new Date()
+    .toISOString()
+    .replace(/[^0-9]/g, '')
+    .slice(0, -3);
+  const password = Buffer.from(`${_shortCode}${_passKey}${timeStamp}`).toString('base64');
+  const req = await this.request();
   return req.post('/mpesa/stkpush/v1/processrequest', {
-    'BusinessShortCode': _shortCode,
-    'Password': password,
-    'Timestamp': timeStamp,
-    'TransactionType': transactionType,
-    'Amount': amount,
-    'PartyA': senderMsisdn,
-    'PartyB': _shortCode,
-    'PhoneNumber': senderMsisdn,
-    'CallBackURL': callbackUrl,
-    'AccountReference': accountRef,
-    'TransactionDesc': transactionDesc
-  })
-}
+    BusinessShortCode: _shortCode,
+    Password: password,
+    Timestamp: timeStamp,
+    TransactionType: transactionType,
+    Amount: amount,
+    PartyA: senderMsisdn,
+    PartyB: _shortCode,
+    PhoneNumber: senderMsisdn,
+    CallBackURL: callbackUrl,
+    AccountReference: accountRef,
+    TransactionDesc: transactionDesc,
+  });
+};
diff --git a/src/endpoints/lipa-na-mpesa-query.js b/src/endpoints/lipa-na-mpesa-query.js
index c74f174..06ac644 100644
--- a/src/endpoints/lipa-na-mpesa-query.js
+++ b/src/endpoints/lipa-na-mpesa-query.js
@@ -9,15 +9,18 @@
  * @return {Promise}
  */
 module.exports = async function (checkoutRequestId, shortCode = null, passKey = null) {
-  const _shortCode = shortCode || this.configs.lipaNaMpesaShortCode
-  const _passKey = passKey || this.configs.lipaNaMpesaShortPass
-  const timeStamp = (new Date()).toISOString().replace(/[^0-9]/g, '').slice(0, -3)
-  const password = Buffer.from(`${_shortCode}${_passKey}${timeStamp}`).toString('base64')
-  const req = await this.request()
+  const _shortCode = shortCode || this.configs.lipaNaMpesaShortCode;
+  const _passKey = passKey || this.configs.lipaNaMpesaShortPass;
+  const timeStamp = new Date()
+    .toISOString()
+    .replace(/[^0-9]/g, '')
+    .slice(0, -3);
+  const password = Buffer.from(`${_shortCode}${_passKey}${timeStamp}`).toString('base64');
+  const req = await this.request();
   return req.post('/mpesa/stkpushquery/v1/query', {
-    'BusinessShortCode': _shortCode,
-    'Password': password,
-    'Timestamp': timeStamp,
-    'CheckoutRequestID': checkoutRequestId
-  })
-}
+    BusinessShortCode: _shortCode,
+    Password: password,
+    Timestamp: timeStamp,
+    CheckoutRequestID: checkoutRequestId,
+  });
+};
diff --git a/src/endpoints/oauth.js b/src/endpoints/oauth.js
index af0301b..9cf3620 100644
--- a/src/endpoints/oauth.js
+++ b/src/endpoints/oauth.js
@@ -1,10 +1,11 @@
-const axios = require('axios')
+const axios = require('axios');
+
 module.exports = function (consumerKey, consumerSecret, baseURL = null) {
-  const auth = Buffer.from(consumerKey + ':' + consumerSecret).toString('base64')
+  const auth = Buffer.from(consumerKey + ':' + consumerSecret).toString('base64');
   return axios.get((baseURL || this.baseURL) + '/oauth/v1/generate?grant_type=client_credentials', {
     headers: {
-      'Authorization': 'Basic ' + auth,
-      'content-type': 'application/json'
-    }
-  })
-}
+      Authorization: 'Basic ' + auth,
+      'content-type': 'application/json',
+    },
+  });
+};
diff --git a/src/endpoints/reversal.js b/src/endpoints/reversal.js
index 4c97d8e..6b0bd8c 100644
--- a/src/endpoints/reversal.js
+++ b/src/endpoints/reversal.js
@@ -15,20 +15,31 @@
  * @param  {String} [commandId='TransactionReversal'] Takes only 'TransactionReversal' Command id
  * @return {Promise}
  */
-module.exports = async function (transactionId, amount, queueUrl, resultUrl, shortCode = null, remarks = 'Reversal', occasion = 'Reversal', initiator = null, receiverIdType = '11', commandId = 'TransactionReversal') {
-  const securityCredential = this.security()
-  const req = await this.request()
+module.exports = async function (
+  transactionId,
+  amount,
+  queueUrl,
+  resultUrl,
+  shortCode = null,
+  remarks = 'Reversal',
+  occasion = 'Reversal',
+  initiator = null,
+  receiverIdType = '11',
+  commandId = 'TransactionReversal'
+) {
+  const securityCredential = this.security();
+  const req = await this.request();
   return req.post('/mpesa/reversal/v1/request', {
-    'Initiator': initiator || this.configs.initiatorName,
-    'SecurityCredential': securityCredential,
-    'CommandID': commandId,
-    'TransactionID': transactionId,
-    'Amount': amount,
-    'ReceiverParty': shortCode || this.configs.shortCode,
-    'RecieverIdentifierType': receiverIdType,
-    'ResultURL': resultUrl,
-    'QueueTimeOutURL': queueUrl,
-    'Remarks': remarks,
-    'Occasion': occasion
-  })
-}
+    Initiator: initiator || this.configs.initiatorName,
+    SecurityCredential: securityCredential,
+    CommandID: commandId,
+    TransactionID: transactionId,
+    Amount: amount,
+    ReceiverParty: shortCode || this.configs.shortCode,
+    RecieverIdentifierType: receiverIdType,
+    ResultURL: resultUrl,
+    QueueTimeOutURL: queueUrl,
+    Remarks: remarks,
+    Occasion: occasion,
+  });
+};
diff --git a/src/endpoints/transaction-status.js b/src/endpoints/transaction-status.js
index c4542e2..6a947c0 100644
--- a/src/endpoints/transaction-status.js
+++ b/src/endpoints/transaction-status.js
@@ -15,19 +15,29 @@
  * @param  {String} [commandId='TransactionStatusQuery'] Takes only 'TransactionStatusQuery' command id
  * @return {Promise}
  */
-module.exports = async function (transactionId, receiverParty, idType, queueUrl, resultUrl, remarks = 'TransactionReversal', occasion = 'TransactionReversal', initiator = null, commandId = 'TransactionStatusQuery') {
-  const securityCredential = this.security()
-  const req = await this.request()
+module.exports = async function (
+  transactionId,
+  receiverParty,
+  idType,
+  queueUrl,
+  resultUrl,
+  remarks = 'TransactionReversal',
+  occasion = 'TransactionReversal',
+  initiator = null,
+  commandId = 'TransactionStatusQuery'
+) {
+  const securityCredential = this.security();
+  const req = await this.request();
   return req.post('/mpesa/transactionstatus/v1/query', {
-    'Initiator': initiator || this.configs.initiatorName,
-    'SecurityCredential': securityCredential,
-    'CommandID': commandId,
-    'TransactionID': transactionId,
-    'PartyA': receiverParty,
-    'IdentifierType': idType,
-    'ResultURL': resultUrl,
-    'QueueTimeOutURL': queueUrl,
-    'Remarks': remarks,
-    'Occasion': occasion
-  })
-}
+    Initiator: initiator || this.configs.initiatorName,
+    SecurityCredential: securityCredential,
+    CommandID: commandId,
+    TransactionID: transactionId,
+    PartyA: receiverParty,
+    IdentifierType: idType,
+    ResultURL: resultUrl,
+    QueueTimeOutURL: queueUrl,
+    Remarks: remarks,
+    Occasion: occasion,
+  });
+};
diff --git a/src/helpers/index.js b/src/helpers/index.js
index cd36709..fd00ccb 100644
--- a/src/helpers/index.js
+++ b/src/helpers/index.js
@@ -1,7 +1,7 @@
-const request = require('./request')
-const security = require('./security')
+const request = require('./request');
+const security = require('./security');
 
 module.exports = {
   request,
-  security
-}
+  security,
+};
diff --git a/src/helpers/request.js b/src/helpers/request.js
index a9728f9..019e8fe 100644
--- a/src/helpers/request.js
+++ b/src/helpers/request.js
@@ -1,13 +1,14 @@
-const axios = require('axios')
+const axios = require('axios');
+
 module.exports = async function (_baseURL = null) {
-  const credentials = await this.oAuth()
+  const credentials = await this.oAuth();
   const instance = axios.create({
     baseURL: _baseURL || this.baseURL,
     timeout: 5000,
     headers: {
-      'Authorization': 'Bearer ' + credentials.data['access_token'],
-      'Content-Type': 'application/json'
-    }
-  })
-  return instance
-}
+      Authorization: 'Bearer ' + credentials.data['access_token'],
+      'Content-Type': 'application/json',
+    },
+  });
+  return instance;
+};
diff --git a/src/helpers/security.js b/src/helpers/security.js
index 1e9f258..052229a 100644
--- a/src/helpers/security.js
+++ b/src/helpers/security.js
@@ -1,15 +1,18 @@
-const fs = require('fs')
-const path = require('path')
-const crypto = require('crypto')
+const fs = require('fs');
+const path = require('path');
+const crypto = require('crypto');
 
 module.exports = (certPath, shortCodeSecurityCredential) => {
-  const bufferToEncrypt = Buffer.from(shortCodeSecurityCredential)
-  const data = fs.readFileSync(path.resolve(certPath))
-  const privateKey = String(data)
-  const encrypted = crypto.publicEncrypt({
-    key: privateKey,
-    padding: crypto.constants.RSA_PKCS1_PADDING
-  }, bufferToEncrypt)
-  const securityCredential = encrypted.toString('base64')
-  return securityCredential
-}
+  const bufferToEncrypt = Buffer.from(shortCodeSecurityCredential);
+  const data = fs.readFileSync(path.resolve(certPath));
+  const privateKey = String(data);
+  const encrypted = crypto.publicEncrypt(
+    {
+      key: privateKey,
+      padding: crypto.constants.RSA_PKCS1_PADDING,
+    },
+    bufferToEncrypt
+  );
+  const securityCredential = encrypted.toString('base64');
+  return securityCredential;
+};
diff --git a/src/m-pesa.js b/src/m-pesa.js
index 36adb91..0af12a9 100644
--- a/src/m-pesa.js
+++ b/src/m-pesa.js
@@ -8,12 +8,9 @@ const {
   lipaNaMpesaQuery,
   oAuth,
   reversal,
-  transactionStatus
-} = require('./endpoints')
-const {
-  request,
-  security
-} = require('./helpers')
+  transactionStatus,
+} = require('./endpoints');
+const { request, security } = require('./helpers');
 
 /**
  * Class representing the Mpesa instance
@@ -24,72 +21,74 @@ class Mpesa {
    * @constructor
    * @param {Object} [config={}] The Configuration  to use for mPesa
    */
-  constructor (config = {}) {
-    if (!config.consumerKey) throw new Error('Consumer Key is Missing')
-    if (!config.consumerSecret) throw new Error('Consumer Secret is Missing')
-    this.configs = { ...config }
-    this.enviroment = config.environment === 'production' ? 'production' : 'sandbox'
-    this.request = request.bind(this)
+  constructor(config = {}) {
+    if (!config.consumerKey) throw new Error('Consumer Key is Missing');
+    if (!config.consumerSecret) throw new Error('Consumer Secret is Missing');
+    this.configs = { ...config };
+    this.enviroment = config.environment === 'production' ? 'production' : 'sandbox';
+    this.request = request.bind(this);
     this.security = () => {
-      return security(this.configs.certPath, this.configs.securityCredential)
-    }
-    this.baseURL = `https://${this.enviroment === 'production' ? 'api' : 'sandbox'}.safaricom.co.ke`
+      return security(this.configs.certPath, this.configs.securityCredential);
+    };
+    this.baseURL = `https://${
+      this.enviroment === 'production' ? 'api' : 'sandbox'
+    }.safaricom.co.ke`;
   }
 
   /**
    * AccountBalance via instance
    * @borrows AccountBalance as accountBalanceCall
    */
-  accountBalance () {
-    return accountBalance.bind(this)(...arguments)
+  accountBalance() {
+    return accountBalance.bind(this)(...arguments);
   }
 
   /**
    * B2B Request via instance
    * @name b2bCall
    */
-  b2b () {
-    return b2b.bind(this)(...arguments)
+  b2b() {
+    return b2b.bind(this)(...arguments);
   }
 
   /**
    * B2C Request
    * @borrows B2CRequest as b2c
    */
-  b2c () {
-    return b2c.bind(this)(...arguments)
+  b2c() {
+    return b2c.bind(this)(...arguments);
   }
-  
-  c2bRegister () {
-    return c2bRegister.bind(this)(...arguments)
+
+  c2bRegister() {
+    return c2bRegister.bind(this)(...arguments);
   }
-  c2bSimulate () {
-    if(this.enviroment === 'production'){
-      throw new Error('Cannot call C2B simulate in production.')
+  c2bSimulate() {
+    if (this.enviroment === 'production') {
+      throw new Error('Cannot call C2B simulate in production.');
     }
-    return c2bSimulate.bind(this)(...arguments)
+    return c2bSimulate.bind(this)(...arguments);
   }
 
-  lipaNaMpesaOnline () {
-    return lipaNaMpesaOnline.bind(this)(...arguments)
+  lipaNaMpesaOnline() {
+    return lipaNaMpesaOnline.bind(this)(...arguments);
   }
 
-  lipaNaMpesaQuery () {
-    return lipaNaMpesaQuery.bind(this)(...arguments)
+  lipaNaMpesaQuery() {
+    return lipaNaMpesaQuery.bind(this)(...arguments);
   }
 
-  oAuth () {
-    const { consumerKey, consumerSecret } = this.configs
-    return oAuth.bind(this)(consumerKey, consumerSecret)
+  oAuth() {
+    const { consumerKey, consumerSecret } = this.configs;
+    return oAuth.bind(this)(consumerKey, consumerSecret);
   }
 
-  reversal () {
-    return reversal.bind(this)(...arguments)
+  reversal() {
+    return reversal.bind(this)(...arguments);
   }
-          
-  transactionStatus () {
-    return transactionStatus.bind(this)(...arguments)
+
+  transactionStatus() {
+    return transactionStatus.bind(this)(...arguments);
   }
 }
 
-module.exports = Mpesa
\ No newline at end of file
+module.exports = Mpesa;