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LibCore: Propagate errors from Stream::*_entire_buffer

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This commit is contained in:
Tim Schumacher 2022-12-11 19:21:36 +01:00 • committed by Andreas Kling
parent 6c7c5a6786
commit 9a3e95785e
17 changed files with 43 additions and 49 deletions
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14
Userland/Libraries/LibCore/Stream.cpp
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@ -23,14 +23,14 @@
namespace Core::Stream {
bool Stream::read_entire_buffer(Bytes buffer)
ErrorOr<void> Stream::read_entire_buffer(Bytes buffer)
{
VERIFY(buffer.size());
size_t nread = 0;
do {
if (is_eof())
return false;
return Error::from_string_literal("Reached end-of-file before filling the entire buffer");
auto result = read(buffer.slice(nread));
if (result.is_error()) {
@ -38,13 +38,13 @@ bool Stream::read_entire_buffer(Bytes buffer)
continue;
}
return false;
return result.release_error();
}
nread += result.value().size();
} while (nread < buffer.size());
return true;
return {};
}
ErrorOr<ByteBuffer> Stream::read_until_eof(size_t block_size)
@ -89,7 +89,7 @@ ErrorOr<void> Stream::discard(size_t discarded_bytes)
return {};
}
bool Stream::write_entire_buffer(ReadonlyBytes buffer)
ErrorOr<void> Stream::write_entire_buffer(ReadonlyBytes buffer)
{
VERIFY(buffer.size());
@ -101,13 +101,13 @@ bool Stream::write_entire_buffer(ReadonlyBytes buffer)
continue;
}
return false;
return result.release_error();
}
nwritten += result.value();
} while (nwritten < buffer.size());
return true;
return {};
}
ErrorOr<off_t> SeekableStream::tell() const