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jlmelville · jlmelville · commit 92e053a1c51e · 2023-09-17T16:12:18.000-07:00
diff --git a/hnswlib/hnswlib.h b/hnswlib/hnswlib.h
@@ -1,5 +1,7 @@
 #pragma once
 
+// This allows others to provide their own error stream.
+// See RcppHNSW for a use case.
 #ifndef HNSWLIB_ERR_OVERRIDE
   #define HNSWERR std::cerr
 #else
