From fdf2985adfc33e7c85f4e087f5741a7bedadebf0 Mon Sep 17 00:00:00 2001
From: Tetsuro Yoshikawa <tetsuro.yoshikawa@seezoo.co.jp>
Date: Thu, 9 Feb 2017 22:27:55 +0900
Subject: [PATCH] Error in IE11 due to setting of type attribute

If you assign an input type that is not supported by IE11 with an
assignment expression, an error will occur.
---
 mithril.js       |  5 +++++
 mithril.min.js   | 24 ++++++++++++------------
 render/render.js |  5 +++++
 3 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/mithril.js b/mithril.js
index c1ec91f0..cf18e1ac 100644
--- a/mithril.js
+++ b/mithril.js
@@ -773,6 +773,11 @@ var coreRenderer = function($window) {
 			if (vnode.tag === "select" && key2 === "value" && vnode.dom.value === value && vnode.dom === $doc.activeElement) return
 			//setting option[value] to same value while having select open blinks select dropdown in Chrome
 			if (vnode.tag === "option" && key2 === "value" && vnode.dom.value === value) return
+			// If you assign an input type1 that is not supported by IE 11 with an assignment expression, an error0 will occur.
+			if (vnode.tag === "input" && key2 === "type") {
+				element.setAttribute(key2, value);
+				return
+			}
 			element[key2] = value
 		}
 		else {
diff --git a/mithril.min.js b/mithril.min.js
index 528305de..8e7cd361 100644
--- a/mithril.min.js
+++ b/mithril.min.js
@@ -23,20 +23,20 @@ v))}A--}else q--,A--;if(A<n)break}c(g,a,n,A+1,b,d,h);u(e,t,q+1,a)}}function m(a,
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 break;case "math":a="http://www.w3.org/1998/Math/MathML"}"textarea"===f.tag&&(null==f.attrs&&(f.attrs={}),null!=f.text&&(f.attrs.value=f.text,f.text=void 0));u=e.attrs;p=f.attrs;g=a;if(null!=p)for(z in p)v(f,z,u&&u[z],p[z],g);if(null!=u)for(z in u)null!=p&&z in p||("className"===z&&(z="class"),"o"!==z[0]||"n"!==z[1]||D(z)?"key"!==z&&f.dom.removeAttribute(z):w(f,z,void 0));null!=f.attrs&&null!=f.attrs.contenteditable?q(f):null!=e.text&&null!=f.text&&""!==f.text?e.text.toString()!==f.text.toString()&&
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\ No newline at end of file
diff --git a/render/render.js b/render/render.js
index 4e993f59..5508ae51 100644
--- a/render/render.js
+++ b/render/render.js
@@ -443,6 +443,11 @@ module.exports = function($window) {
 			if (vnode.tag === "select" && key === "value" && vnode.dom.value === value && vnode.dom === $doc.activeElement) return
 			//setting option[value] to same value while having select open blinks select dropdown in Chrome
 			if (vnode.tag === "option" && key === "value" && vnode.dom.value === value) return
+			// If you assign an input type that is not supported by IE 11 with an assignment expression, an error will occur.
+			if (vnode.tag === "input" && key === "type") {
+				element.setAttribute(key, value);
+				return
+			}
 			element[key] = value
 		}
 		else {