Handle shared attributes object in hyperscript

MithrilJS · Aug 21, 2017 · c041eac · c041eac
1 parent b59ab50
commit c041eac
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Showing 2 changed files with 14 additions and 0 deletions.
diff --git a/render/hyperscript.js b/render/hyperscript.js
@@ -78,6 +78,11 @@ function hyperscript(selector) {
 	} else if (typeof attrs !== "object" || attrs.tag != null || Array.isArray(attrs)) {
 		attrs = {}
 		start = 1
+	} else {
+		attrs = Object.keys(attrs).reduce(function(newAttributes, key) {
+			newAttributes[key] = attrs[key]
+			return newAttributes
+		}, {})
 	}
 
 	if (arguments.length === start + 1) {

diff --git a/render/tests/test-hyperscript.js b/render/tests/test-hyperscript.js
@@ -507,6 +507,15 @@ o.spec("hyperscript", function() {
 			o(vnode.children[0].tag).equals("i")
 			o(vnode.children[1].tag).equals("s")
 		})
+		o("handles shared attrs", function() {
+			var attrs = {a: "b"}
+
+			var nodeA = m(".a", attrs)
+			var nodeB = m(".b", attrs)
+
+			o(nodeA.attrs.className).equals("a")
+			o(nodeB.attrs.className).equals("b")
+		})
 		o("handles fragment children without attr unwrapped", function() {
 			var vnode = m("div", [m("i")], [m("s")])