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Stream buffering

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This commit is contained in:
Brian Fiete 2021-04-11 07:04:17 -04:00
parent 2345d5d349
commit 4bf12e121c
11 changed files with 482 additions and 28 deletions
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17
BeefLibs/corlib/src/IO/Stream.bf
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@ -61,7 +61,7 @@ namespace System.IO
public abstract Result<int> TryRead(Span<uint8> data);
public abstract Result<int> TryWrite(Span<uint8> data);
public abstract void Close();
public abstract Result<void> Close();
//Read value from stream without changing position. Position won't change even if it returns .Err
public Result<T> Peek<T>() where T : struct
@ -134,10 +134,16 @@ namespace System.IO
public Result<T> Read<T>() where T : struct
{
T val = ?;
int size = Try!(TryRead(.((uint8*)&val, sizeof(T))));
if (size != sizeof(T))
var result = TryRead(.((uint8*)&val, sizeof(T)));
switch (result)
{
case .Ok(let size):
if (size != sizeof(T))
return .Err;
return .Ok(val);
case .Err:
return .Err;
return .Ok(val);
}
}
public Result<void> Write<T>(T val) where T : struct
@ -186,8 +192,9 @@ namespace System.IO
return .Ok;
}
public virtual void Flush()
public virtual Result<void> Flush()
{
return .Ok;
}
public void Align(int alignSize)