diff options
Diffstat (limited to 'src/client/util/LinkManager.ts')
| -rw-r--r-- | src/client/util/LinkManager.ts | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/client/util/LinkManager.ts b/src/client/util/LinkManager.ts index 344e2e4c0..d8e0c4cbe 100644 --- a/src/client/util/LinkManager.ts +++ b/src/client/util/LinkManager.ts @@ -217,7 +217,8 @@ export class LinkManager { } // finds the opposite anchor of a given anchor in a link - public static getOppositeAnchor(linkDoc: Doc, anchor: Doc): Doc | undefined { + public static getOppositeAnchor(linkDoc: Doc | undefined, anchor: Doc | undefined): Doc | undefined { + if (!linkDoc || !anchor) return undefined; const id = LinkManager.anchorIndex(linkDoc, anchor); const a1 = DocCast(linkDoc.link_anchor_1); const a2 = DocCast(linkDoc.link_anchor_2); |