Used newer Event constructor when available. Fixes #280.3.0.15

5 files changed, 39 insertions, 16 deletions

diff --git a/changelog.md b/changelog.md
index f7742b9..52604a3 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,8 @@
 ## Changelog

 

+##### v.3.0.15 - 2016-1-26

+* Used newer Event constructor, when available. Fixes #280.

+

 ##### v.3.0.14 - 2015-11-11

 * Fixed memory leak on destroy. Merged #271, fixes #270.

 * Fixed bug in old versions of Firefox (1-5), fixes #246.

diff --git a/dist/autosize.js b/dist/autosize.js
index cfa49e7..c807509 100644
--- a/dist/autosize.js
+++ b/dist/autosize.js
@@ -1,5 +1,5 @@
 /*!
-	Autosize 3.0.14
+	Autosize 3.0.15
 	license: MIT
 	http://www.jacklmoore.com/autosize
 */
@@ -33,6 +33,20 @@
 			} };
 	})();
 
+	var createEvent = function createEvent(name) {
+		return new Event(name);
+	};
+	try {
+		new Event('test');
+	} catch (e) {
+		// IE does not support `new Event()`
+		createEvent = function (name) {
+			var evt = document.createEvent('Event');
+			evt.initEvent(name, true, false);
+			return evt;
+		};
+	}
+
 	function assign(ta) {
 		var _ref = arguments[1] === undefined ? {} : arguments[1];
 
@@ -137,8 +151,7 @@
 			}
 
 			if (startHeight !== ta.style.height) {
-				var evt = document.createEvent('Event');
-				evt.initEvent('autosize:resized', true, false);
+				var evt = createEvent('autosize:resized');
 				ta.dispatchEvent(evt);
 			}
 		}
@@ -191,15 +204,13 @@
 
 	function destroy(ta) {
 		if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
-		var evt = document.createEvent('Event');
-		evt.initEvent('autosize:destroy', true, false);
+		var evt = createEvent('autosize:destroy');
 		ta.dispatchEvent(evt);
 	}
 
 	function update(ta) {
 		if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
-		var evt = document.createEvent('Event');
-		evt.initEvent('autosize:update', true, false);
+		var evt = createEvent('autosize:update');
 		ta.dispatchEvent(evt);
 	}
 
diff --git a/dist/autosize.min.js b/dist/autosize.min.js
index cefedc6..4cd8eed 100644
--- a/dist/autosize.min.js
+++ b/dist/autosize.min.js
@@ -1,6 +1,6 @@
 /*!
-	Autosize 3.0.14
+	Autosize 3.0.15
 	license: MIT
 	http://www.jacklmoore.com/autosize
 */
-!function(e,t){if("function"==typeof define&&define.amd)define(["exports","module"],t);else if("undefined"!=typeof exports&&"undefined"!=typeof module)t(exports,module);else{var n={exports:{}};t(n.exports,n),e.autosize=n.exports}}(this,function(e,t){"use strict";function n(e){function t(){var t=window.getComputedStyle(e,null);c=t.overflowY,"vertical"===t.resize?e.style.resize="none":"both"===t.resize&&(e.style.resize="horizontal"),f="content-box"===t.boxSizing?-(parseFloat(t.paddingTop)+parseFloat(t.paddingBottom)):parseFloat(t.borderTopWidth)+parseFloat(t.borderBottomWidth),isNaN(f)&&(f=0),i()}function n(t){var n=e.style.width;e.style.width="0px",e.offsetWidth,e.style.width=n,c=t,u&&(e.style.overflowY=t),o()}function o(){var t=window.pageYOffset,n=document.body.scrollTop,o=e.style.height;e.style.height="auto";var i=e.scrollHeight+f;return 0===e.scrollHeight?void(e.style.height=o):(e.style.height=i+"px",v=e.clientWidth,document.documentElement.scrollTop=t,void(document.body.scrollTop=n))}function i(){var t=e.style.height;o();var i=window.getComputedStyle(e,null);if(i.height!==e.style.height?"visible"!==c&&n("visible"):"hidden"!==c&&n("hidden"),t!==e.style.height){var r=document.createEvent("Event");r.initEvent("autosize:resized",!0,!1),e.dispatchEvent(r)}}var d=void 0===arguments[1]?{}:arguments[1],s=d.setOverflowX,l=void 0===s?!0:s,a=d.setOverflowY,u=void 0===a?!0:a;if(e&&e.nodeName&&"TEXTAREA"===e.nodeName&&!r.has(e)){var f=null,c=null,v=e.clientWidth,p=function(){e.clientWidth!==v&&i()},h=function(t){window.removeEventListener("resize",p,!1),e.removeEventListener("input",i,!1),e.removeEventListener("keyup",i,!1),e.removeEventListener("autosize:destroy",h,!1),e.removeEventListener("autosize:update",i,!1),r["delete"](e),Object.keys(t).forEach(function(n){e.style[n]=t[n]})}.bind(e,{height:e.style.height,resize:e.style.resize,overflowY:e.style.overflowY,overflowX:e.style.overflowX,wordWrap:e.style.wordWrap});e.addEventListener("autosize:destroy",h,!1),"onpropertychange"in e&&"oninput"in e&&e.addEventListener("keyup",i,!1),window.addEventListener("resize",p,!1),e.addEventListener("input",i,!1),e.addEventListener("autosize:update",i,!1),r.add(e),l&&(e.style.overflowX="hidden",e.style.wordWrap="break-word"),t()}}function o(e){if(e&&e.nodeName&&"TEXTAREA"===e.nodeName){var t=document.createEvent("Event");t.initEvent("autosize:destroy",!0,!1),e.dispatchEvent(t)}}function i(e){if(e&&e.nodeName&&"TEXTAREA"===e.nodeName){var t=document.createEvent("Event");t.initEvent("autosize:update",!0,!1),e.dispatchEvent(t)}}var r="function"==typeof Set?new Set:function(){var e=[];return{has:function(t){return Boolean(e.indexOf(t)>-1)},add:function(t){e.push(t)},"delete":function(t){e.splice(e.indexOf(t),1)}}}(),d=null;"undefined"==typeof window||"function"!=typeof window.getComputedStyle?(d=function(e){return e},d.destroy=function(e){return e},d.update=function(e){return e}):(d=function(e,t){return e&&Array.prototype.forEach.call(e.length?e:[e],function(e){return n(e,t)}),e},d.destroy=function(e){return e&&Array.prototype.forEach.call(e.length?e:[e],o),e},d.update=function(e){return e&&Array.prototype.forEach.call(e.length?e:[e],i),e}),t.exports=d});
\ No newline at end of file
+!function(e,t){if("function"==typeof define&&define.amd)define(["exports","module"],t);else if("undefined"!=typeof exports&&"undefined"!=typeof module)t(exports,module);else{var n={exports:{}};t(n.exports,n),e.autosize=n.exports}}(this,function(e,t){"use strict";function n(e){function t(){var t=window.getComputedStyle(e,null);p=t.overflowY,"vertical"===t.resize?e.style.resize="none":"both"===t.resize&&(e.style.resize="horizontal"),c="content-box"===t.boxSizing?-(parseFloat(t.paddingTop)+parseFloat(t.paddingBottom)):parseFloat(t.borderTopWidth)+parseFloat(t.borderBottomWidth),isNaN(c)&&(c=0),i()}function n(t){var n=e.style.width;e.style.width="0px",e.offsetWidth,e.style.width=n,p=t,f&&(e.style.overflowY=t),o()}function o(){var t=window.pageYOffset,n=document.body.scrollTop,o=e.style.height;e.style.height="auto";var i=e.scrollHeight+c;return 0===e.scrollHeight?void(e.style.height=o):(e.style.height=i+"px",v=e.clientWidth,document.documentElement.scrollTop=t,void(document.body.scrollTop=n))}function i(){var t=e.style.height;o();var i=window.getComputedStyle(e,null);if(i.height!==e.style.height?"visible"!==p&&n("visible"):"hidden"!==p&&n("hidden"),t!==e.style.height){var r=d("autosize:resized");e.dispatchEvent(r)}}var s=void 0===arguments[1]?{}:arguments[1],a=s.setOverflowX,l=void 0===a?!0:a,u=s.setOverflowY,f=void 0===u?!0:u;if(e&&e.nodeName&&"TEXTAREA"===e.nodeName&&!r.has(e)){var c=null,p=null,v=e.clientWidth,h=function(){e.clientWidth!==v&&i()},y=function(t){window.removeEventListener("resize",h,!1),e.removeEventListener("input",i,!1),e.removeEventListener("keyup",i,!1),e.removeEventListener("autosize:destroy",y,!1),e.removeEventListener("autosize:update",i,!1),r["delete"](e),Object.keys(t).forEach(function(n){e.style[n]=t[n]})}.bind(e,{height:e.style.height,resize:e.style.resize,overflowY:e.style.overflowY,overflowX:e.style.overflowX,wordWrap:e.style.wordWrap});e.addEventListener("autosize:destroy",y,!1),"onpropertychange"in e&&"oninput"in e&&e.addEventListener("keyup",i,!1),window.addEventListener("resize",h,!1),e.addEventListener("input",i,!1),e.addEventListener("autosize:update",i,!1),r.add(e),l&&(e.style.overflowX="hidden",e.style.wordWrap="break-word"),t()}}function o(e){if(e&&e.nodeName&&"TEXTAREA"===e.nodeName){var t=d("autosize:destroy");e.dispatchEvent(t)}}function i(e){if(e&&e.nodeName&&"TEXTAREA"===e.nodeName){var t=d("autosize:update");e.dispatchEvent(t)}}var r="function"==typeof Set?new Set:function(){var e=[];return{has:function(t){return Boolean(e.indexOf(t)>-1)},add:function(t){e.push(t)},"delete":function(t){e.splice(e.indexOf(t),1)}}}(),d=function(e){return new Event(e)};try{new Event("test")}catch(s){d=function(e){var t=document.createEvent("Event");return t.initEvent(e,!0,!1),t}}var a=null;"undefined"==typeof window||"function"!=typeof window.getComputedStyle?(a=function(e){return e},a.destroy=function(e){return e},a.update=function(e){return e}):(a=function(e,t){return e&&Array.prototype.forEach.call(e.length?e:[e],function(e){return n(e,t)}),e},a.destroy=function(e){return e&&Array.prototype.forEach.call(e.length?e:[e],o),e},a.update=function(e){return e&&Array.prototype.forEach.call(e.length?e:[e],i),e}),t.exports=a});
\ No newline at end of file
diff --git a/package.json b/package.json
index 7a30950..18ef012 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "autosize",
   "description": "Autosize is a small, stand-alone script to automatically adjust textarea height to fit text.",
-  "version": "3.0.14",
+  "version": "3.0.15",
   "keywords": [
     "textarea",
     "form",
diff --git a/src/autosize.js b/src/autosize.js
index c02f4cf..d0e47ce 100644
--- a/src/autosize.js
+++ b/src/autosize.js
@@ -14,6 +14,18 @@ const set = (typeof Set === "function") ? new Set() : (function () {
 	}
 })();
 
+let createEvent = (name)=> new Event(name);
+try {
+	new Event('test');
+} catch(e) {
+	// IE does not support `new Event()`
+	createEvent = (name)=> {
+		const evt = document.createEvent('Event');
+		evt.initEvent(name, true, false);
+		return evt;
+	};
+}
+
 function assign(ta, {setOverflowX = true, setOverflowY = true} = {}) {
 	if (!ta || !ta.nodeName || ta.nodeName !== 'TEXTAREA' || set.has(ta)) return;
 
@@ -111,8 +123,7 @@ function assign(ta, {setOverflowX = true, setOverflowY = true} = {}) {
 		}
 
 		if (startHeight !== ta.style.height) {
-			const evt = document.createEvent('Event');
-			evt.initEvent('autosize:resized', true, false);
+			const evt = createEvent('autosize:resized');
 			ta.dispatchEvent(evt);
 		}
 	}
@@ -166,15 +177,13 @@ function assign(ta, {setOverflowX = true, setOverflowY = true} = {}) {
 
 function destroy(ta) {
 	if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
-	const evt = document.createEvent('Event');
-	evt.initEvent('autosize:destroy', true, false);
+	const evt = createEvent('autosize:destroy');
 	ta.dispatchEvent(evt);
 }
 
 function update(ta) {
 	if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
-	const evt = document.createEvent('Event');
-	evt.initEvent('autosize:update', true, false);
+	const evt = createEvent('autosize:update');
 	ta.dispatchEvent(evt);
 }