diff --git a/dist/tablefilter/tablefilter.js b/dist/tablefilter/tablefilter.js
index 098be69f..c6ad9871 100644
--- a/dist/tablefilter/tablefilter.js
+++ b/dist/tablefilter/tablefilter.js
@@ -7541,7 +7541,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	    /**
 	     * Creates an instance of State
 	     *
-	     * @param tf TableFilter instance
+	     * @param {TableFilter} tf TableFilter instance
 	     */
 	
 	    function State(tf) {
@@ -7568,7 +7568,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	    }
 	
 	    /**
-	     * Initialize features state
+	     * Initializes the State object
 	     */
 	
 	
@@ -7777,7 +7777,21 @@ return /******/ (function(modules) { // webpackBootstrap
 	    return 'onhashchange' in global && (docMode === undefined || docMode > 7);
 	};
 	
+	/**
+	 * Manages the URL hash reflecting the features state to be persisted
+	 *
+	 * @export
+	 * @class Hash
+	 */
+	
 	var Hash = exports.Hash = function () {
+	
+	    /**
+	     * Creates an instance of Hash
+	     *
+	     * @param {State} state Instance of State
+	     */
+	
 	    function Hash(state) {
 	        _classCallCheck(this, Hash);
 	
@@ -7786,6 +7800,11 @@ return /******/ (function(modules) { // webpackBootstrap
 	        this.emitter = state.emitter;
 	    }
 	
+	    /**
+	     * Initializes the Hash object
+	     */
+	
+	
 	    Hash.prototype.init = function init() {
 	        var _this = this;
 	
@@ -7806,9 +7825,16 @@ return /******/ (function(modules) { // webpackBootstrap
 	        });
 	    };
 	
+	    /**
+	     * Updates the URL hash based on a state change
+	     *
+	     * @param {State} state Instance of State
+	     */
+	
+	
 	    Hash.prototype.update = function update(state) {
 	        var hash = '#' + JSON.stringify(state);
-	        console.log(hash, this.lastHash, this.lastHash === hash);
+	        // console.log(hash, this.lastHash, this.lastHash === hash);
 	        if (this.lastHash === hash) {
 	            return;
 	        }
@@ -7817,6 +7843,14 @@ return /******/ (function(modules) { // webpackBootstrap
 	        this.lastHash = hash;
 	    };
 	
+	    /**
+	     * Converts a URL hash into a JSON object
+	     *
+	     * @param {String} hash URL hash fragment
+	     * @returns {Object} JSON object
+	     */
+	
+	
 	    Hash.prototype.parse = function parse(hash) {
 	        if (hash.indexOf('#') === -1) {
 	            return null;
@@ -7825,18 +7859,33 @@ return /******/ (function(modules) { // webpackBootstrap
 	        return JSON.parse(hash);
 	    };
 	
+	    /**
+	     * Applies current hash state to features
+	     */
+	
+	
 	    Hash.prototype.sync = function sync() {
 	        var state = this.parse(location.hash);
 	        if (!state) {
 	            return;
 	        }
 	
+	        // To prevent state to react to features changes, state is temporarily
+	        // disabled
 	        this.state.disable();
+	        // State is overriden with hash state object
 	        this.state.override(state);
+	        // New hash state is applied to features
 	        this.state.sync();
+	        // State is re-enabled
 	        this.state.enable();
 	    };
 	
+	    /**
+	     * Destroy Hash instance
+	     */
+	
+	
 	    Hash.prototype.destroy = function destroy() {
 	        var _this2 = this;
 	
diff --git a/src/modules/hash.js b/src/modules/hash.js
index 2a278504..c9cb3b30 100644
--- a/src/modules/hash.js
+++ b/src/modules/hash.js
@@ -9,16 +9,30 @@ export const hasHashChange = () => {
     return ('onhashchange' in global) && (docMode === undefined || docMode > 7);
 };
 
+/**
+ * Manages the URL hash reflecting the features state to be persisted
+ *
+ * @export
+ * @class Hash
+ */
 export class Hash {
 
-    constructor(state){
+    /**
+     * Creates an instance of Hash
+     *
+     * @param {State} state Instance of State
+     */
+    constructor(state) {
         this.state = state;
         this.lastHash = null;
         this.emitter = state.emitter;
     }
 
+    /**
+     * Initializes the Hash object
+     */
     init() {
-        if(!hasHashChange()){
+        if (!hasHashChange()) {
             return;
         }
 
@@ -29,9 +43,14 @@ export class Hash {
         Event.add(global, 'hashchange', () => this.sync());
     }
 
+    /**
+     * Updates the URL hash based on a state change
+     *
+     * @param {State} state Instance of State
+     */
     update(state) {
         let hash = `#${JSON.stringify(state)}`;
-        console.log(hash, this.lastHash, this.lastHash === hash);
+        // console.log(hash, this.lastHash, this.lastHash === hash);
         if (this.lastHash === hash) {
             return;
         }
@@ -40,6 +59,12 @@ export class Hash {
         this.lastHash = hash;
     }
 
+    /**
+     * Converts a URL hash into a JSON object
+     *
+     * @param {String} hash URL hash fragment
+     * @returns {Object} JSON object
+     */
     parse(hash) {
         if (hash.indexOf('#') === -1) {
             return null;
@@ -48,18 +73,29 @@ export class Hash {
         return JSON.parse(hash);
     }
 
-    sync(){
+    /**
+     * Applies current hash state to features
+     */
+    sync() {
         let state = this.parse(location.hash);
-        if(!state){
+        if (!state) {
             return;
         }
 
+        // To prevent state to react to features changes, state is temporarily
+        // disabled
         this.state.disable();
+        // State is overriden with hash state object
         this.state.override(state);
+        // New hash state is applied to features
         this.state.sync();
+        // State is re-enabled
         this.state.enable();
     }
 
+    /**
+     * Destroy Hash instance
+     */
     destroy() {
         this.state = null;
         this.lastHash = null;
diff --git a/src/modules/state.js b/src/modules/state.js
index 3a24a785..a33ff978 100644
--- a/src/modules/state.js
+++ b/src/modules/state.js
@@ -3,7 +3,6 @@ import {Hash} from './hash';
 import Str from '../string';
 import Types from '../types';
 
-
 /**
  * Reflects the state of features to be persisted via hash, localStorage or
  * cookie
@@ -17,7 +16,7 @@ export class State extends Feature {
     /**
      * Creates an instance of State
      *
-     * @param tf TableFilter instance
+     * @param {TableFilter} tf TableFilter instance
      */
     constructor(tf) {
         super(tf, 'state');
@@ -40,7 +39,7 @@ export class State extends Feature {
     }
 
     /**
-     * Initialize features state
+     * Initializes the State object
      */
     init() {
         if (this.initialized) {