Merge pull request #678 from gotson/fix/gh626-missing-toc

prevent error when toc is not defined in the publication
d-i-t-a · Jan 31, 2024 · 87c1123 · 87c1123
2 parents 293f01e + 2cca9f6
commit 87c1123
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/model/Publication.ts b/src/model/Publication.ts
@@ -60,7 +60,7 @@ export class Publication extends R2Publication {
     if (this.sample?.isSampleRead && this.positions?.length > 0) {
       return this.limitedTOC();
     }
-    return this.TOC;
+    return this.TOC || [];
   }
 
   private limitedTOC() {
@@ -74,7 +74,7 @@ export class Publication extends R2Publication {
       }
     }
 
-    let toc = this.TOC.map((item) => {
+    let toc = this.TOC?.map((item) => {
       if (item.Href) {
         const positions = this.positionsByHref(this.getRelativeHref(item.Href));
         if (positions?.length > 0) {
@@ -98,7 +98,7 @@ export class Publication extends R2Publication {
       }
       return item;
     });
-    return toc;
+    return toc || [];
   }
 
   get landmarks() {