Updating declarations

demos/array-binary-search/client.js

@@ -1,10 +1,10 @@
-let worker = new Worker('./web-worker.js');
+const worker = new Worker('./web-worker.js');
 
 function connect(party_id) {
   $('#connectButton').prop('disabled', true);
-  let computation_id = $('#computation_id').val();
+  const computation_id = $('#computation_id').val();
 
-  let options = { party_id: party_id, party_count: 2, Zp: 13 };
+  const options = { party_id: party_id, party_count: 2, Zp: 13 };
 
   let hostname = window.location.hostname.trim();
   let port = window.location.port;

demos/array-binary-search/mpc.js

@@ -3,7 +3,7 @@
    * Connect to the server and initialize the jiff instance
    */
   exports.connect = function (hostname, computation_id, options) {
-    let opt = Object.assign({}, options);
+    const opt = Object.assign({}, options);
     // Added options goes here
     opt.crypto_provider = true;
 
@@ -17,7 +17,7 @@
     }
 
     // eslint-disable-next-line no-undef
-    let jiff_instance = new JIFFClient(hostname, computation_id, opt);
+    const jiff_instance = new JIFFClient(hostname, computation_id, opt);
     // eslint-disable-next-line no-undef
     jiff_instance.apply_extension(jiff_websockets, opt);
 
@@ -54,14 +54,14 @@
     }
 
     // comparison
-    let mid = Math.floor(array.length / 2);
-    let cmp = element.slt(array[mid]);
+    const mid = Math.floor(array.length / 2);
+    const cmp = element.slt(array[mid]);
 
     // Slice array in half, choose slice depending on cmp
-    let nArray = [];
+    const nArray = [];
     for (let i = 0; i < mid; i++) {
-      let c1 = array[i];
-      let c2 = array[mid + i];
+      const c1 = array[i];
+      const c2 = array[mid + i];
       nArray[i] = cmp.if_else(c1, c2);
     }
 

demos/array-bubble-sort/client.js

@@ -1,17 +1,17 @@
-let worker = new Worker('./web-worker.js');
+const worker = new Worker('./web-worker.js');
 function connect(party_id) {
   $('#connectButton').prop('disabled', true);
-  var computation_id = $('#computation_id').val();
-  var party_count = parseInt($('#count').val());
+  const computation_id = $('#computation_id').val();
+  const party_count = parseInt($('#count').val());
 
   if (isNaN(party_count)) {
     $('#output').append("<p class='error'>Party count must be a valid number!</p>");
     $('#connectButton').prop('disabled', false);
   } else {
-    var options = { party_count: party_count };
+    const options = { party_count: party_count };
 
-    var hostname = window.location.hostname.trim();
-    var port = window.location.port;
+    let hostname = window.location.hostname.trim();
+    let port = window.location.port;
     if (port == null || port === '') {
       port = '80';
     }
@@ -47,7 +47,7 @@ worker.onmessage = function (e) {
 // eslint-disable-next-line no-unused-vars
 function submit(party_id) {
   $('#submit' + String(party_id)).attr('disabled', true);
-  let arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
+  const arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
 
   for (let i = 0; i < arr.length; i++) {
     if (typeof arr[i] !== 'number') {

demos/array-bubble-sort/mpc.js

@@ -3,7 +3,7 @@
    * Connect to the server and initialize the jiff instance
    */
   exports.connect = function (hostname, computation_id, options) {
-    let opt = Object.assign({}, options);
+    const opt = Object.assign({}, options);
     // Added options goes here
     opt.crypto_provider = true;
 
@@ -17,7 +17,7 @@
     }
 
     // eslint-disable-next-line no-undef
-    let jiff_instance = new JIFFClient(hostname, computation_id, opt);
+    const jiff_instance = new JIFFClient(hostname, computation_id, opt);
     // eslint-disable-next-line no-undef
     jiff_instance.apply_extension(jiff_websockets, opt);
 
@@ -31,9 +31,9 @@
   function bubblesort(arr) {
     for (let i = 0; i < arr.length; i++) {
       for (let j = 0; j < arr.length - i - 1; j++) {
-        let a = arr[j];
-        let b = arr[j + 1];
-        let cmp = a.slt(b);
+        const a = arr[j];
+        const b = arr[j + 1];
+        const cmp = a.slt(b);
         arr[j] = cmp.if_else(a, b);
         arr[j + 1] = cmp.if_else(b, a);
       }
@@ -43,18 +43,18 @@
   }
 
   exports.compute = function (input, jiff_instance) {
-    let shares = jiff_instance.share_array(input, input.length);
+    const shares = jiff_instance.share_array(input, input.length);
 
     // Sum all shared input arrays element wise
-    let array = shares[1];
+    const array = shares[1];
     for (let p = 2; p <= jiff_instance.party_count; p++) {
       for (let i = 0; i < array.length; i++) {
         array[i] = array[i].sadd(shares[p][i]);
       }
     }
 
     // Sort new array
-    let sorted = bubblesort(array);
+    const sorted = bubblesort(array);
 
     // Open the array
     return jiff_instance.open_array(sorted);

demos/array-concat/client.js

@@ -1,17 +1,17 @@
-let worker = new Worker('./web-worker.js');
+const worker = new Worker('./web-worker.js');
 function connect(party_id) {
   $('#connectButton').prop('disabled', true);
-  var computation_id = $('#computation_id').val();
-  var party_count = parseInt($('#count').val());
+  const computation_id = $('#computation_id').val();
+  const party_count = parseInt($('#count').val());
 
   if (isNaN(party_count)) {
     $('#output').append("<p class='error'>Party count must be a valid number!</p>");
     $('#connectButton').prop('disabled', false);
   } else {
-    var options = { party_count: party_count };
+    const options = { party_count: party_count };
 
-    var hostname = window.location.hostname.trim();
-    var port = window.location.port;
+    let hostname = window.location.hostname.trim();
+    let port = window.location.port;
     if (port == null || port === '') {
       port = '80';
     }
@@ -48,7 +48,7 @@ worker.onmessage = function (e) {
 function submit(party_id) {
   $('#submit' + String(party_id)).attr('disabled', true);
 
-  var _string = document.getElementById('inputText' + String(party_id)).value;
+  const _string = document.getElementById('inputText' + String(party_id)).value;
 
   // eslint-disable-next-line no-undef
   worker.postMessage({

demos/array-concat/mpc.js

@@ -3,7 +3,7 @@
    * Connect to the server and initialize the jiff instance
    */
   exports.connect = function (hostname, computation_id, options) {
-    let opt = Object.assign({}, options);
+    const opt = Object.assign({}, options);
     // Added options goes here
     opt.crypto_provider = true;
 

demos/array-merge-sort/client.js

@@ -1,17 +1,17 @@
-let worker = new Worker('./web-worker.js');
+const worker = new Worker('./web-worker.js');
 function connect(party_id) {
   $('#connectButton').prop('disabled', true);
-  var computation_id = $('#computation_id').val();
-  var party_count = parseInt($('#count').val());
+  const computation_id = $('#computation_id').val();
+  const party_count = parseInt($('#count').val());
 
   if (isNaN(party_count)) {
     $('#output').append('<p class="error">Party count must be a valid number!</p>');
     $('#connectButton').prop('disabled', false);
   } else {
-    var options = { party_count: party_count };
+    const options = { party_count: party_count };
 
-    var hostname = window.location.hostname.trim();
-    var port = window.location.port;
+    let hostname = window.location.hostname.trim();
+    let port = window.location.port;
     if (port == null || port === '') {
       port = '80';
     }
@@ -48,7 +48,7 @@ worker.onmessage = function (e) {
 function submit(party_id) {
   $('#submit' + String(party_id)).attr('disabled', true);
 
-  let arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
+  const arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
 
   // Ensure array has only numbers
   for (let i = 0; i < arr.length; i++) {
@@ -62,7 +62,7 @@ function submit(party_id) {
   }
 
   // Ensure array length is a power of 2
-  var lg = arr.length;
+  let lg = arr.length;
   while (lg > 1) {
     if (lg % 2 !== 0) {
       $('#output').append('<p class="error">Input array length must be a power of 2!</p>');

demos/array-merge-sort/mpc.js

@@ -3,7 +3,7 @@
    * Connect to the server and initialize the jiff instance
    */
   exports.connect = function (hostname, computation_id, options) {
-    let opt = Object.assign({}, options);
+    const opt = Object.assign({}, options);
     // Added options goes here
     opt.crypto_provider = true;
 
@@ -17,7 +17,7 @@
     }
 
     // eslint-disable-next-line no-undef
-    let jiff_instance = new JIFFClient(hostname, computation_id, opt);
+    const jiff_instance = new JIFFClient(hostname, computation_id, opt);
     // eslint-disable-next-line no-undef
     jiff_instance.apply_extension(jiff_websockets, opt);
 
@@ -30,7 +30,7 @@
 
   function oddEvenSort(a, lo, n) {
     if (n > 1) {
-      let m = Math.floor(n / 2);
+      const m = Math.floor(n / 2);
       oddEvenSort(a, lo, m);
       oddEvenSort(a, lo + m, m);
       oddEvenMerge(a, lo, n, 1);
@@ -39,7 +39,7 @@
 
   // lo: lower bound of indices, n: number of elements, r: step
   function oddEvenMerge(a, lo, n, r) {
-    let m = r * 2;
+    const m = r * 2;
     if (m < n) {
       oddEvenMerge(a, lo, n, m);
       oddEvenMerge(a, lo + r, n, m);
@@ -57,19 +57,19 @@
       return;
     }
 
-    let x = a[i];
-    let y = a[j];
+    const x = a[i];
+    const y = a[j];
 
-    let cmp = x.lt(y);
+    const cmp = x.lt(y);
     a[i] = cmp.if_else(x, y);
     a[j] = cmp.if_else(y, x);
   }
 
   exports.compute = function (input, jiff_instance) {
-    let shares = jiff_instance.share_array(input, input.length);
+    const shares = jiff_instance.share_array(input, input.length);
 
     // Sum all shared input arrays element wise
-    let array = shares[1];
+    const array = shares[1];
     for (let p = 2; p <= jiff_instance.party_count; p++) {
       for (let i = 0; i < array.length; i++) {
         array[i] = array[i].sadd(shares[p][i]);

demos/array-mpc-as-a-service/client-mpc.js

@@ -6,13 +6,13 @@
     jiff_restAPI = require('../../lib/ext/jiff-client-restful.js');
   }
 
-  var __jiff_instance, config, all_parties;
+  let __jiff_instance, config, all_parties;
   exports.connect = function (hostname, computation_id, options, _config) {
     config = _config;
 
     all_parties = config.compute_parties.concat(config.input_parties);
 
-    var opt = Object.assign({}, options);
+    const opt = Object.assign({}, options);
     opt['crypto_provider'] = config.preprocessing === false;
     opt['initialization'] = { role: 'input' };
     opt['party_count'] = config.party_count;
@@ -26,15 +26,15 @@
     return __jiff_instance;
   };
   exports.compute = function (input, jiff_instance_) {
-    var jiff_instance = __jiff_instance;
+    let jiff_instance = __jiff_instance;
     if (jiff_instance_) {
       jiff_instance = jiff_instance_;
     }
 
     // Set up array sharing
-    var skeleton = jiff_instance.skeleton_of(input);
-    var skeletons = {};
-    var i, p_id;
+    const skeleton = jiff_instance.skeleton_of(input);
+    const skeletons = {};
+    let i, p_id;
     for (i = 0; i < config.input_parties.length; i++) {
       p_id = config.input_parties[i];
       skeletons[p_id] = skeleton;  // Assume same skeleton for all parties
@@ -46,7 +46,7 @@
     // If this party is still connected after the compute parties are done, it will
     // receive the result.
 
-    var promise = jiff_instance.receive_open_array(all_parties, config.compute_parties);
+    const promise = jiff_instance.receive_open_array(all_parties, config.compute_parties);
 
     promise.then(function (value) {
       jiff_instance.disconnect(true, true);

demos/array-mpc-as-a-service/client.js

@@ -4,12 +4,12 @@ let worker = new Worker('./web-worker.js');
 // eslint-disable-next-line no-unused-vars
 function connect(party_id) {
   $('#connectButton').prop('disabled', true);
-  var computation_id = $('#computation_id').val();
+  const computation_id = $('#computation_id').val();
 
-  var options = { party_count: config.party_count };
+  const options = { party_count: config.party_count };
 
-  var hostname = window.location.hostname.trim();
-  var port = window.location.port;
+  let hostname = window.location.hostname.trim();
+  let port = window.location.port;
   if (port == null || port === '') {
     port = '80';
   }
@@ -35,14 +35,14 @@ function connect(party_id) {
 
 // eslint-disable-next-line no-unused-vars
 function submit(party_id) {
-  var arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
+  const arr = JSON.parse(document.getElementById('inputText' + String(party_id)).value);
 
   if (arr.length !== config.input_length) {
     alert('Please input an array of length ' + config.input_length + '.');
     return;
   }
 
-  for (var i = 0; i < arr.length; i++) {
+  for (let i = 0; i < arr.length; i++) {
     if (typeof(arr[i]) !== 'number') {
       alert('Please input an array of integers.');
       return;