made Size() function const because it does not modify data

834b12a8 · jsteemann · 1fc16cb2 · 834b12a8
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db/dbformat.h db/dbformat.h +1 -1

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--- a/db/dbformat.h
+++ b/db/dbformat.h
@@ -282,7 +282,7 @@ class IterKey {
    return Slice(key_, key_size_ - 8);
  }

-  size_t Size() { return key_size_; }
+  size_t Size() const { return key_size_; }

  void Clear() { key_size_ = 0; }