diff --git a/lib/assets/sitemapper.d.ts b/lib/assets/sitemapper.d.ts
new file mode 100644
index 0000000..bad9111
--- /dev/null
+++ b/lib/assets/sitemapper.d.ts
@@ -0,0 +1,201 @@
+/**
+ * Sitemap Parser
+ *
+ * Copyright (c) 2020 Sean Thomas Burke
+ * Licensed under the MIT license.
+ * @author Sean Burke <@seantomburke>
+ */
+/// <reference types="node" />
+import { SitemapperOptions } from '../../sitemapper';
+/**
+ * @typedef {Object} Sitemapper
+ */
+export default class Sitemapper {
+    url: string;
+    timeout: number;
+    timeoutTable: Object;
+    requestHeaders: any;
+    debug: boolean;
+    /**
+     * Construct the Sitemapper class
+     *
+     * @params {Object} options to set
+     * @params {string} [options.url] - the Sitemap url (e.g https://wp.seantburke.com/sitemap.xml)
+     * @params {Timeout} [options.timeout] - @see {timeout}
+     *
+     * @example let sitemap = new Sitemapper({
+     *   url: 'https://wp.seantburke.com/sitemap.xml',
+     *   timeout: 15000
+     *  });
+     */
+    constructor(options?: SitemapperOptions);
+    /**
+     * Gets the sites from a sitemap.xml with a given URL
+     *
+     * @public
+     * @param {string} [url] - the Sitemaps url (e.g https://wp.seantburke.com/sitemap.xml)
+     * @returns {Promise<SitesData>}
+     * @example sitemapper.fetch('example.xml')
+     *  .then((sites) => console.log(sites));
+     */
+    fetch(url?: string): Promise<{
+        url: string;
+        sites: string[];
+    }>;
+    /**
+     * Get the timeout
+     *
+     * @example console.log(sitemapper.timeout);
+     * @returns {Timeout}
+     */
+    static get timeout(): Number;
+    /**
+     * Set the timeout
+     *
+     * @public
+     * @param {Timeout} duration
+     * @example sitemapper.timeout = 15000; // 15 seconds
+     */
+    static set timeout(duration: Number);
+    /**
+     *
+     * @param {string} url - url for making requests. Should be a link to a sitemaps.xml
+     * @example sitemapper.url = 'https://wp.seantburke.com/sitemap.xml'
+     */
+    static set url(url: string);
+    /**
+     * Get the url to parse
+     * @returns {string}
+     * @example console.log(sitemapper.url)
+     */
+    static get url(): string;
+    /**
+     * Setter for the debug state
+     * @param {Boolean} option - set whether to show debug logs in output.
+     * @example sitemapper.debug = true;
+     */
+    static set debug(option: boolean);
+    /**
+     * Getter for the debug state
+     * @returns {Boolean}
+     * @example console.log(sitemapper.debug)
+     */
+    static get debug(): boolean;
+    /**
+     * Requests the URL and uses parsestringPromise to parse through and find the data
+     *
+     * @private
+     * @param {string} [url] - the Sitemaps url (e.g https://wp.seantburke.com/sitemap.xml)
+     * @returns {Promise<ParseData>}
+     */
+    parse(url?: string): Promise<{
+        error: any;
+        data: any;
+    }>;
+    /**
+     * Timeouts are necessary for large xml trees. This will cancel the call if the request is taking
+     * too long, but will still allow the promises to resolve.
+     *
+     * @private
+     * @param {string} url - url to use as a hash in the timeoutTable
+     * @param {Promise} requester - the promise that creates the web request to the url
+     */
+    initializeTimeout(url: string, requester: {
+        cancel: Function;
+    }): void;
+    /**
+     * Recursive function that will go through a sitemaps tree and get all the sites
+     *
+     * @private
+     * @recursive
+     * @param {string} url - the Sitemaps url (e.g https://wp.seantburke.com/sitemap.xml)
+     * @returns {Promise<SitesArray> | Promise<ParseData>}
+     */
+    crawl(url: string): Promise<Array<string>>;
+    /**
+     * Gets the sites from a sitemap.xml with a given URL
+     *
+     * @deprecated
+     * @param {string} url - url to query
+     * @param {getSitesCallback} callback - callback for sites and error
+     * @callback
+      */
+    getSites(url: string, callback: any): Promise<any>;
+    /**
+     * Check to see if the url is a gzipped url
+     *
+     * @param {string} url - url to query
+     * @returns {Boolean}
+     */
+    isGzip(url: string): boolean;
+    /**
+     * Decompress the gzipped response body using zlib.gunzip
+     *
+     * @param {Buffer} body - body of the gzipped file
+     * @returns {Boolean}
+     */
+    decompressResponseBody(body: Buffer): Promise<Buffer>;
+}
+/**
+ * Callback for the getSites method
+ *
+ * @callback getSitesCallback
+ * @param {Object} error - error from callback
+ * @param {Array} sites - an Array of sitemaps
+ */
+/**
+ * Timeout in milliseconds
+ *
+ * @typedef {Number} Timeout
+ * the number of milliseconds before all requests timeout. The promises will still resolve so
+ * you'll still receive parts of the request, but maybe not all urls
+ * default is 15000 which is 15 seconds
+ */
+/**
+ * Resolve handler type for the promise in this.parse()
+ *
+ * @typedef {Object} ParseData
+ *
+ * @property {Error} error that either comes from `parsestringPromise` or `got` or custom error
+ * @property {Object} data
+ * @property {string} data.url - URL of sitemap
+ * @property {Array} data.urlset - Array of returned URLs
+ * @property {string} data.urlset.url - single Url
+ * @property {Object} data.sitemapindex - index of sitemap
+ * @property {string} data.sitemapindex.sitemap - Sitemap
+ * @example {
+ *   error: "There was an error!"
+ *   data: {
+ *     url: 'https://linkedin.com',
+ *     urlset: [{
+ *       url: 'https://www.linkedin.com/project1'
+ *     },[{
+ *       url: 'https://www.linkedin.com/project2'
+ *     }]
+ *   }
+ * }
+ */
+/**
+ * Resolve handler type for the promise in this.parse()
+ *
+ * @typedef {Object} SitesData
+ *
+ * @property {string} url - the original url used to query the data
+ * @property {SitesArray} sites
+ * @example {
+ *   url: 'https://linkedin.com/sitemap.xml',
+ *   sites: [
+ *     'https://linkedin.com/project1',
+ *     'https://linkedin.com/project2'
+ *   ]
+ * }
+ */
+/**
+ * An array of urls
+ *
+ * @typedef {string[]} SitesArray
+ * @example [
+ *   'https://www.google.com',
+ *   'https://www.linkedin.com'
+ * ]
+ */
diff --git a/lib/assets/sitemapper.js b/lib/assets/sitemapper.js
index 1b35266..9fa56b5 100644
--- a/lib/assets/sitemapper.js
+++ b/lib/assets/sitemapper.js
@@ -1,2 +1,2 @@
-"use strict";Object.defineProperty(exports,"__esModule",{value:!0}),exports.default=void 0;var _xml2js=require("xml2js"),_got=_interopRequireDefault(require("got")),_zlib=_interopRequireDefault(require("zlib")),_url=_interopRequireDefault(require("url")),_path=_interopRequireDefault(require("path"));function _interopRequireDefault(a){return a&&a.__esModule?a:{default:a}}function asyncGeneratorStep(a,b,c,d,e,f,g){try{var h=a[f](g),i=h.value}catch(a){return void c(a)}h.done?b(i):Promise.resolve(i).then(d,e)}function _asyncToGenerator(a){return function(){var b=this,c=arguments;return new Promise(function(d,e){function f(a){asyncGeneratorStep(h,d,e,f,g,"next",a)}function g(a){asyncGeneratorStep(h,d,e,f,g,"throw",a)}var h=a.apply(b,c);f(void 0)})}}class Sitemapper{constructor(a){var b=a||{requestHeaders:{}};this.url=b.url,this.timeout=b.timeout||15e3,this.timeoutTable={},this.requestHeaders=b.requestHeaders,this.debug=b.debug}fetch(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d=[];try{d=yield b.crawl(c)}catch(a){b.debug&&console.error(a)}return{url:c,sites:d}})()}static get timeout(){return this.timeout}static set timeout(a){this.timeout=a}static set url(a){this.url=a}static get url(){return this.url}static set debug(a){this.debug=a}static get debug(){return this.debug}parse(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d={method:"GET",resolveWithFullResponse:!0,gzip:!0,responseType:"buffer",headers:b.requestHeaders};try{var e=(0,_got.default)(c,d);b.initializeTimeout(c,e);var f=yield e;if(!f||200!==f.statusCode)return clearTimeout(b.timeoutTable[c]),{error:f.error,data:f};var g=b.isGzip(c)?yield b.decompressResponseBody(f.body):f.body;var h=yield(0,_xml2js.parseStringPromise)(g);return{error:null,data:h}}catch(a){return"CancelError"===a.name?{error:"Request timed out after ".concat(b.timeout," milliseconds for url: '").concat(c,"'"),data:a}:{error:a.error,data:a}}})()}initializeTimeout(a,b){this.timeoutTable[a]=setTimeout(()=>b.cancel(),this.timeout)}crawl(a){var b=this;return _asyncToGenerator(function*(){try{var{error:g,data:h}=yield b.parse(a);if(clearTimeout(b.timeoutTable[a]),g)return b.debug&&console.error("Error occurred during \"crawl('".concat(a,"')\":\n\r Error: ").concat(g)),[];if(h&&h.urlset&&h.urlset.url){b.debug&&console.debug("Urlset found during \"crawl('".concat(a,"')\""));var i=h.urlset.url.map(a=>a.loc&&a.loc[0]);return[].concat(i)}if(h&&h.sitemapindex){b.debug&&console.debug("Additional sitemap found during \"crawl('".concat(a,"')\""));var c=h.sitemapindex.sitemap.map(a=>a.loc&&a.loc[0]),d=c.map(a=>b.crawl(a)),e=yield Promise.all(d),f=e.filter(a=>!a.error).reduce((a,b)=>a.concat(b),[]);return f}return b.debug&&console.error("Unknown state during \"crawl('".concat(a,")'\":"),g,h),[]}catch(a){b.debug&&b.debug&&console.error(a)}})()}getSites(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d=1<a.length?a[1]:void 0;console.warn("\r\nWarning:","function .getSites() is deprecated, please use the function .fetch()\r\n");var e={},f=[];try{var g=yield b.fetch(c);f=g.sites}catch(a){e=a}return d(e,f)})()}isGzip(a){var b=_url.default.parse(a),c=_path.default.extname(b.path);return".gz"===c}decompressResponseBody(a){return new Promise((b,c)=>{var d=Buffer.from(a);_zlib.default.gunzip(d,(a,d)=>{a?c(a):b(d)})})}}exports.default=Sitemapper,module.exports=exports.default,module.exports.default=exports.default;
+"use strict";Object.defineProperty(exports,"__esModule",{value:!0}),exports.default=void 0;var _xml2js=require("xml2js"),_got=_interopRequireDefault(require("got")),_zlib=_interopRequireDefault(require("zlib")),_url=_interopRequireDefault(require("url")),_path=_interopRequireDefault(require("path")),_buffer=require("buffer");function _interopRequireDefault(a){return a&&a.__esModule?a:{default:a}}function asyncGeneratorStep(a,b,c,d,e,f,g){try{var h=a[f](g),i=h.value}catch(a){return void c(a)}h.done?b(i):Promise.resolve(i).then(d,e)}function _asyncToGenerator(a){return function(){var b=this,c=arguments;return new Promise(function(d,e){function f(a){asyncGeneratorStep(h,d,e,f,g,"next",a)}function g(a){asyncGeneratorStep(h,d,e,f,g,"throw",a)}var h=a.apply(b,c);f(void 0)})}}class Sitemapper{constructor(a){var b=a||{requestHeaders:{}};this.url=b.url,this.timeout=b.timeout||15e3,this.timeoutTable={},this.requestHeaders=b.requestHeaders,this.debug=b.debug}fetch(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d=[];try{d=yield b.crawl(c)}catch(a){b.debug&&console.error(a)}return{url:c,sites:d}})()}static get timeout(){return this.timeout}static set timeout(a){this.timeout=a}static set url(a){this.url=a}static get url(){return this.url}static set debug(a){this.debug=a}static get debug(){return this.debug}parse(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d={method:"GET",resolveWithFullResponse:!0,gzip:!0,responseType:"buffer",headers:b.requestHeaders};try{var e=(0,_got.default)(c,d);b.initializeTimeout(c,e);var f=yield e;if(!f||200!==f.statusCode)return clearTimeout(b.timeoutTable[c]),{error:f.error,data:f};var g=b.isGzip(c)?yield b.decompressResponseBody(f.body):f.body;var h=yield(0,_xml2js.parseStringPromise)(g);return{error:null,data:h}}catch(a){return"CancelError"===a.name?{error:"Request timed out after ".concat(b.timeout," milliseconds for url: '").concat(c,"'"),data:a}:{error:a.error,data:a}}})()}initializeTimeout(a,b){this.timeoutTable[a]=setTimeout(()=>b.cancel(),this.timeout)}crawl(a){var b=this;return _asyncToGenerator(function*(){try{var{error:g,data:h}=yield b.parse(a);if(clearTimeout(b.timeoutTable[a]),g)return b.debug&&console.error("Error occurred during \"crawl('".concat(a,"')\":\n\r Error: ").concat(g)),[];if(h&&h.urlset&&h.urlset.url){b.debug&&console.debug("Urlset found during \"crawl('".concat(a,"')\""));var i=h.urlset.url.map(a=>a.loc&&a.loc[0]);return[].concat(i)}if(h&&h.sitemapindex){b.debug&&console.debug("Additional sitemap found during \"crawl('".concat(a,"')\""));var c=h.sitemapindex.sitemap.map(a=>a.loc&&a.loc[0]),d=c.map(a=>b.crawl(a)),e=yield Promise.all(d),f=e.filter(a=>!a.error).reduce((a,b)=>a.concat(b),[]);return f}return b.debug&&console.error("Unknown state during \"crawl('".concat(a,")'\":"),g,h),[]}catch(a){b.debug&&b.debug&&console.error(a)}})()}getSites(){var a=arguments,b=this;return _asyncToGenerator(function*(){var c=0<a.length&&a[0]!==void 0?a[0]:b.url,d=1<a.length?a[1]:void 0;console.warn("\r\nWarning:","function .getSites() is deprecated, please use the function .fetch()\r\n");var e={},f=[];try{var g=yield b.fetch(c);f=g.sites}catch(a){e=a}return d(e,f)})()}isGzip(a){var b=_url.default.parse(a),c=_path.default.extname(b.path);return".gz"===c}decompressResponseBody(a){return new Promise((b,c)=>{var d=_buffer.Buffer.from(a);_zlib.default.gunzip(d,(a,d)=>{a?c(a):b(d)})})}}exports.default=Sitemapper,module.exports=exports.default,module.exports.default=exports.default;
 //# sourceMappingURL=sitemapper.js.map
\ No newline at end of file
diff --git a/lib/examples/google.js b/lib/examples/google.js
deleted file mode 100644
index ea2caa7..0000000
--- a/lib/examples/google.js
+++ /dev/null
@@ -1,2 +0,0 @@
-"use strict";var _sitemapper=_interopRequireDefault(require("../assets/sitemapper.js"));function _interopRequireDefault(a){return a&&a.__esModule?a:{default:a}}var Google=new _sitemapper.default({url:"https://www.google.com/work/sitemap.xml",debug:!1,timeout:15e3});Google.fetch().then(a=>console.log(a.sites)).catch(a=>console.log(a));
-//# sourceMappingURL=google.js.map
\ No newline at end of file
diff --git a/lib/examples/index.js b/lib/examples/index.js
deleted file mode 100644
index 4d45219..0000000
--- a/lib/examples/index.js
+++ /dev/null
@@ -1,2 +0,0 @@
-"use strict";var _sitemapper=_interopRequireDefault(require("../assets/sitemapper"));function _interopRequireDefault(a){return a&&a.__esModule?a:{default:a}}function asyncGeneratorStep(a,b,c,d,e,f,g){try{var h=a[f](g),i=h.value}catch(a){return void c(a)}h.done?b(i):Promise.resolve(i).then(d,e)}function _asyncToGenerator(a){return function(){var b=this,c=arguments;return new Promise(function(d,e){function f(a){asyncGeneratorStep(h,d,e,f,g,"next",a)}function g(a){asyncGeneratorStep(h,d,e,f,g,"throw",a)}var h=a.apply(b,c);f(void 0)})}}var exampleURL="https://www.walmart.com/sitemap_topic.xml",sitemapper=new _sitemapper.default({url:"https://www.walmart.com/sitemap_topic.xml",debug:!0,timeout:1});_asyncToGenerator(function*(){try{var a=yield sitemapper.fetch();console.log(a)}catch(a){console.error(a)}})();
-//# sourceMappingURL=index.js.map
\ No newline at end of file
diff --git a/package.json b/package.json
index 4695ac8..e95cac3 100644
--- a/package.json
+++ b/package.json
@@ -18,8 +18,7 @@
   },
   "license": "MIT",
   "files": [
-    "lib",
-    "sitemapper.d.ts"
+    "lib"
   ],
   "main": "./lib/assets/sitemapper.js",
   "types": "./sitemapper.d.ts",
@@ -33,12 +32,13 @@
     "url": "http://www.seantburke.com"
   },
   "scripts": {
-    "compile": "babel src -d lib -s && tsc --project ./src/tests/",
+    "compile": "tsc -d --sourceMap --outDir lib -t esnext ./src/**/*.ts && babel lib -d lib -s",
     "build": "npm run clean && npm run compile",
     "start": "npm run build && node lib/examples/index.js",
     "test": "npm run build && mocha ./lib/tests/*.js && npm run lint",
     "lint": "eslint src",
     "clean": "rm -rf lib",
+    "tsc": "tsc",
     "docs": "documentation build ./src/assets/sitemapper.js -f md > docs.md"
   },
   "maintainers": [
diff --git a/src/assets/sitemapper.ts b/src/assets/sitemapper.ts
index 5ec88b5..8f4bb1b 100644
--- a/src/assets/sitemapper.ts
+++ b/src/assets/sitemapper.ts
@@ -7,13 +7,15 @@
  */
 
 import { parseStringPromise } from 'xml2js';
-import got, { Headers, OptionsOfTextResponseBody } from 'got';
+// @ts-ignore
+import got from 'got';
+// @ts-ignore
 import zlib from 'zlib';
+// @ts-ignore
 import Url from 'url';
+// @ts-ignore
 import path from 'path';
 import { SitemapperOptions, SitemapperResponse} from '../../sitemapper';
-import { ErrorCallback } from 'typescript';
-import { Response } from 'got';
 import { Buffer } from 'buffer';
 
 /**
@@ -38,7 +40,7 @@ export default class Sitemapper {
    *   timeout: 15000
    *  });
    */
-  constructor(options: SitemapperOptions) {
+  constructor(options?: SitemapperOptions) {
     const settings: SitemapperOptions = options || { requestHeaders: {}};
     this.url = settings.url;
     this.timeout = settings.timeout || 15000;
@@ -294,7 +296,7 @@ export default class Sitemapper {
    * @param {string} url - url to query
    * @returns {Boolean}
    */
-  isGzip(url) {
+  isGzip(url: string) {
     const parsed = Url.parse(url);
     const ext = path.extname(parsed.path);
     return ext === '.gz';
diff --git a/src/tests/test.js b/src/tests/test.js
index d48943f..9559500 100644
--- a/src/tests/test.js
+++ b/src/tests/test.js
@@ -51,8 +51,8 @@ describe('Sitemapper', function () {
     });
 
     it('should set url', () => {
-      sitemapper.url = 1000;
-      sitemapper.url.should.equal(1000);
+      sitemapper.url = 'https://wp.seantburke.com/sitemap.xml';
+      sitemapper.url.should.equal('https://wp.seantburke.com/sitemap.xml');
     });
   });
 
diff --git a/src/tests/test.ts.ts b/src/tests/test.ts.ts
index 488a430..89f4f8b 100644
--- a/src/tests/test.ts.ts
+++ b/src/tests/test.ts.ts
@@ -1,7 +1,7 @@
 import 'async';
 import 'assert';
 import 'should';
-import isUrl = require('is-url');
+const isUrl = require('is-url');
 
 // @ts-ignore
 import Sitemapper from '../../lib/assets/sitemapper.js';
@@ -52,8 +52,8 @@ describe('Sitemapper', function () {
     });
 
     it('should set url', () => {
-      sitemapper.url = 1000;
-      sitemapper.url.should.equal(1000);
+      sitemapper.url = 'https://wp.seantburke.com/sitemap.xml';
+      sitemapper.url.should.equal('https://wp.seantburke.com/sitemap.xml');
     });
   });