Adding option to customise pagination labels

README.md

@@ -27,3 +27,28 @@ console.log(paginateCollection)
     data: [...]
 }
 ```
+## Override default labels
+
+```js
+
+const paginate = require("paginate-array");
+const collection = [...];
+
+const labels = {
+    currentPage: 'current_page',
+    perPage: 'per_page',
+    data: 'docs'
+}
+
+const paginateCollection = paginate(collection[,pageNumber, numItemsPerPage, labels]);
+
+console.log(paginateCollection)
+
+{
+    current_page: 1,
+    per_page: 10,
+    total: 20,
+    totalPages: 2,
+    docs: [...]
+}
+```

lib/paginate-array.js

@@ -4,11 +4,12 @@ Object.defineProperty(exports, "__esModule", {
   value: true
 });
 
-var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };
+var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
 
 exports.default = function (collection) {
-  var page = arguments.length <= 1 || arguments[1] === undefined ? 1 : arguments[1];
-  var numItems = arguments.length <= 2 || arguments[2] === undefined ? 10 : arguments[2];
+  var page = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
+  var numItems = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 10;
+  var labels = arguments[3];
 
   if (!Array.isArray(collection)) {
     throw "Expect array and got " + (typeof collection === "undefined" ? "undefined" : _typeof(collection));
@@ -18,14 +19,27 @@ exports.default = function (collection) {
   var offset = (page - 1) * perPage;
   var paginatedItems = collection.slice(offset, offset + perPage);
 
-  return {
+  var res = {
     currentPage: currentPage,
     perPage: perPage,
     total: collection.length,
-    totaPages: Math.ceil(collection.length / perPage),
     totalPages: Math.ceil(collection.length / perPage),
     data: paginatedItems
   };
+
+  if (labels) {
+    var keys = Object.keys(res);
+    keys.forEach(function (item) {
+      if (labels[item]) {
+        var temp = res[item];
+        delete res[item];
+
+        var newKey = labels[item];
+        res[newKey] = temp;
+      }
+    });
+  }
+  return res;
 };
 
-module.exports = exports["default"];
+module.exports = exports["default"];