merge_commit_sha can be null if the PR is closed and not merged

GrantBirki · GrantBirki · commit a1e52fdc1936 · 2025-01-18T13:53:59.000-08:00
diff --git a/src/octokit/models/pulls.cr b/src/octokit/models/pulls.cr
@@ -21,7 +21,7 @@ module Octokit
         mergeable: Bool?,
         mergeable_state: String?,
         merged_by: String?,
-        merge_commit_sha: String,
+        merge_commit_sha: String?,
         comments: Int32?,
         commits: Int32?,
         additions: Int32?,
