feat(Anchor): fix getCurrentAnchor offset

5 years ago · 32621cf41a
1 changed files with 5 additions and 2 deletions
--- a/components/anchor/Anchor.tsx
+++ b/components/anchor/Anchor.tsx
@ -240,8 +240,11 @@ export default class Anchor extends React.Component<AnchorProps, AnchorState> {
      return;
    }
    const { activeLink } = this.state;
-    const { offsetTop, bounds } = this.props;
-    const currentActiveLink = this.getCurrentAnchor(offsetTop, bounds);
+    const { offsetTop, bounds, targetOffset } = this.props;
+    const currentActiveLink = this.getCurrentAnchor(
+      targetOffset !== undefined ? targetOffset : offsetTop || 0,
+      bounds,
+    );
    if (activeLink !== currentActiveLink) {
      this.setState({
        activeLink: currentActiveLink,