From 20b102b478ca55a72656ad734cc20b976ec32fc4 Mon Sep 17 00:00:00 2001
From: Sergey Kirillov <sergey.kirillov@gmail.com>
Date: Sat, 31 May 2014 13:38:55 +0300
Subject: [PATCH] Added context for config handlers

---
 mithril.js         |  2 +-
 tests/e2e/tests.js | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/mithril.js b/mithril.js
index b3b260fd..419ca4fd 100644
--- a/mithril.js
+++ b/mithril.js
@@ -86,7 +86,7 @@ Mithril = m = new function app(window) {
 				cached.nodes.intact = true
 				if (shouldReattach === true) parentElement.insertBefore(node, parentElement.childNodes[index] || null)
 			}
-			if (type.call(data.attrs["config"]) == "[object Function]") data.attrs["config"](node, !isNew)
+			if (type.call(data.attrs["config"]) == "[object Function]") data.attrs["config"](node, !isNew, cached.config_context=cached.config_context || {})
 		}
 		else {
 			var node
diff --git a/tests/e2e/tests.js b/tests/e2e/tests.js
index a8c03e3d..c9ecbbf7 100644
--- a/tests/e2e/tests.js
+++ b/tests/e2e/tests.js
@@ -45,3 +45,20 @@ test('issue99 regression', function() {
 	m.render(dummyEl, view2);
 	equal(dummyEl.innerHTML, '<div><span>0</span></div>', 'view2 should be rendered correctly');
 });
+
+
+test('config handler context', function() {
+	expect(3);
+	var view = m('div', {config: function(evt, isInitialized, context){
+		equal(context instanceof Object, true);
+		context.data = 1;
+	}})
+	m.render(dummyEl, view);
+
+	var view = m('div', {config: function(evt, isInitialized, context){
+		equal(context instanceof Object, true);
+		equal(context.data, 1);
+	}})
+	m.render(dummyEl, view);
+
+})