27   if (auto EC = Reader.readObject(BlockHeader))  in operator ()()  local
28     return EC;  in operator ()()
44   if (auto EC = Reader.readArray(Item.LineNumbers, BlockHeader->NumLines))  in operator ()()  local
45     return EC;  in operator ()()
47     if (auto EC = Reader.readArray(Item.Columns, BlockHeader->NumLines))  in operator ()()  local
48       return EC;  in operator ()()
57   if (auto EC = Reader.readObject(Header))  in initialize()  local
58     return EC;  in initialize()
61   if (auto EC = Reader.readArray(LinesAndColumns, Reader.bytesRemaining()))  in initialize()  local
62     return EC;  in initialize()
110   if (auto EC = Writer.writeObject(Header))  in commit()  local
111     return EC;  in commit()
123     if (auto EC = Writer.writeObject(BlockHeader))  in commit()  local
124       return EC;  in commit()
126     if (auto EC = Writer.writeArray(ArrayRef(B.Lines)))  in commit()  local
127       return EC;  in commit()
130       if (auto EC = Writer.writeArray(ArrayRef(B.Columns)))  in commit()  local
131         return EC;  in commit()