1 files changed, 1 insertions, 0 deletions
diff --git a/src/io.hh b/src/io.hh
index e93b72b..7c21028 100644
--- a/src/io.hh
+++ b/src/io.hh
@@ -10,6 +10,7 @@ namespace io {
 
 enum class ReadError {
   Error,
+  Eof,
   InvalidData,  // invalid data read (not used by raw file)
   MaxTooSmall,  // max argument needs to be bigger (not used by raw file)
 };