fix: check for existence of proof object (#174)

mattrglobal · Feb 20, 2022 · eefaddf · eefaddf
1 parent f935008
commit eefaddf
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/deriveProof.ts b/src/deriveProof.ts
@@ -113,7 +113,7 @@ export const deriveProof = async (
      * @included tag messes up the canonicalized bytes leading to a bad
      * signature that won't verify.
      **/
-    if (compactProof.proof["@included"]) {
+    if (compactProof.proof?.["@included"]) {
       compactProof.proof = compactProof.proof["@included"];
     }