fallback raise BufferFull

msgpack · methane · May 24, 2022 · May 24, 2022 · May 24, 2022 · May 24, 2022
commit 9f1aceb669bbcf7591da165662722d55c34ce5b1
diff --git a/msgpack/fallback.py b/msgpack/fallback.py
@@ -423,6 +423,8 @@ def _reserve(self, n, raise_outofdata=True):

        # Read from file
        remain_bytes = -remain_bytes
+        if remain_bytes + len(self._buffer) > self._max_buffer_size:
+            raise BufferFull
        while remain_bytes > 0:
            to_read_bytes = max(self._read_size, remain_bytes)
            read_data = self.file_like.read(to_read_bytes)