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push the error types conversion all the way through

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This commit is contained in:
Pat Hickey
2021-01-22 15:29:09 -08:00
parent 1d8070b734
commit 423973a8ea
6 changed files with 59 additions and 38 deletions
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10
crates/wasi-c2/cap-std-sync/src/file.rs
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@@ -77,26 +77,26 @@ impl WasiFile for File {
}
fn read_vectored(&self, bufs: &mut [io::IoSliceMut]) -> Result<u64, Error> {
let n = self.0.read_vectored(bufs)?;
Ok(n.try_into().map_err(|_| Error::Overflow)?)
Ok(n.try_into()?)
}
fn read_vectored_at(&self, bufs: &mut [io::IoSliceMut], offset: u64) -> Result<u64, Error> {
let n = self.0.read_vectored_at(bufs, offset)?;
Ok(n.try_into().map_err(|_| Error::Overflow)?)
Ok(n.try_into()?)
}
fn write_vectored(&self, bufs: &[io::IoSlice]) -> Result<u64, Error> {
let n = self.0.write_vectored(bufs)?;
Ok(n.try_into().map_err(|_| Error::Overflow)?)
Ok(n.try_into()?)
}
fn write_vectored_at(&self, bufs: &[io::IoSlice], offset: u64) -> Result<u64, Error> {
let n = self.0.write_vectored_at(bufs, offset)?;
Ok(n.try_into().map_err(|_| Error::Overflow)?)
Ok(n.try_into()?)
}
fn seek(&self, pos: std::io::SeekFrom) -> Result<u64, Error> {
Ok(self.0.seek(pos)?)
}
fn peek(&self, buf: &mut [u8]) -> Result<u64, Error> {
let n = self.0.peek(buf)?;
Ok(n.try_into().map_err(|_| Error::Overflow)?)
Ok(n.try_into()?)
}
fn num_ready_bytes(&self) -> Result<u64, Error> {
Ok(self.0.num_ready_bytes()?)