(
bufman: &FilelessBufferManager,
cursor: u64,
)
| 82 | } |
| 83 | |
| 84 | pub fn read_opt_string( |
| 85 | bufman: &FilelessBufferManager, |
| 86 | cursor: u64, |
| 87 | ) -> Result<Option<String>, BufIoError> { |
| 88 | let len = read_len(bufman, cursor)? as usize; |
| 89 | if len == 0 { |
| 90 | return Ok(None); |
| 91 | } |
| 92 | let mut buf = vec![0; len]; |
| 93 | bufman.read_with_cursor(cursor, &mut buf)?; |
| 94 | let str = String::from_utf8(buf) |
| 95 | .map_err(|err| BufIoError::Io(io::Error::new(io::ErrorKind::InvalidData, err)))?; |
| 96 | Ok(Some(str)) |
| 97 | } |
| 98 | |
| 99 | impl WALFile { |
| 100 | pub fn new() -> Result<Self, BufIoError> { |
no test coverage detected