Add [[nodiscard]] to Write2 and CheckedWrite too

1 files changed, 2 insertions, 1 deletions

diff --git a/searchlib/src/apps/docstore/create-idx-from-dat.cpp b/searchlib/src/apps/docstore/create-idx-from-dat.cpp
index 477282fdbf4..30af02ddb92 100644
--- a/searchlib/src/apps/docstore/create-idx-from-dat.cpp
+++ b/searchlib/src/apps/docstore/create-idx-from-dat.cpp
@@ -79,7 +79,8 @@ generate(uint64_t serialNum, size_t chunks, FastOS_FileInterface & idxFile, size
             fprintf(stdout, "Failed with lengthError %ld due to '%s'\n", lengthError, e.what());
         }
     }
-    idxFile.Write2(os.data(), os.size());
+    ssize_t written = idxFile.Write2(os.data(), os.size());
+    assert(written == ssize_t(os.size()));
     return serialNum;
 }