js:fix list renderBunchedItems array size <0

2020-03-31 11:59:33 +08:00
parent a2653711f8
commit 5d3016f46a
6 changed files with 6 additions and 6 deletions
--- a/doric-js/lib/src/widget/list.js
+++ b/doric-js/lib/src/widget/list.js
@@ -67,7 +67,7 @@ export class List extends Superview {
    }
    renderBunchedItems(start, length) {
        this.ignoreDirtyCallOnce = true;
-        return new Array(Math.min(length, this.itemCount - start)).fill(0).map((_, idx) => {
+        return new Array(Math.max(0, Math.min(length, this.itemCount - start))).fill(0).map((_, idx) => {
            const listItem = this.getItem(start + idx);
            return listItem.toModel();
        });