work around Edge issue when removing attributes during hydration (#4911)

sveltejs · Jun 8, 2020 · 0dceb2c · 0dceb2c
1 parent 430961c
commit 0dceb2c
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/src/runtime/internal/dom.ts b/src/runtime/internal/dom.ts
@@ -155,14 +155,16 @@ export function claim_element(nodes, name, attributes, svg) {
 		const node = nodes[i];
 		if (node.nodeName === name) {
 			let j = 0;
+			const remove = [];
 			while (j < node.attributes.length) {
-				const attribute = node.attributes[j];
-				if (attributes[attribute.name]) {
-					j++;
-				} else {
-					node.removeAttribute(attribute.name);
+				const attribute = node.attributes[j++];
+				if (!attributes[attribute.name]) {
+					remove.push(attribute.name);
 				}
 			}
+			for (let k = 0; k < remove.length; k++) {
+				node.removeAttribute(remove[k]);
+			}
 			return nodes.splice(i, 1)[0];
 		}
 	}