Merge pull request #9 from Conduitry/patch-3

only visit nodes in child arrays
Rich-Harris · May 27, 2019 · 9f034b6 · 9f034b6
2 parents 4915838 + 7b07d2e
commit 9f034b6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/estree-walker.js b/src/estree-walker.js
@@ -36,7 +36,7 @@ function visit(node, parent, enter, leave, prop, index) {
 
 		if (isArray(value)) {
 			for (let j = 0; j < value.length; j += 1) {
-				visit(value[j], node, enter, leave, key, j);
+				value[j] && value[j].type && visit(value[j], node, enter, leave, key, j);
 			}
 		}