blob: 57db54758f6d46a900aac3630bc87ca1d8c71d8f [file] [log] [blame]
use std::{convert::Infallible, io};
use crate::{Blob, BlobRef, Kind};
impl<'a> crate::WriteTo for BlobRef<'a> {
/// Write the blobs data to `out` verbatim.
fn write_to(&self, out: &mut dyn io::Write) -> io::Result<()> {
out.write_all(self.data)
}
fn kind(&self) -> Kind {
Kind::Blob
}
fn size(&self) -> u64 {
self.data.len() as u64
}
}
impl crate::WriteTo for Blob {
/// Write the blobs data to `out` verbatim.
fn write_to(&self, out: &mut dyn io::Write) -> io::Result<()> {
self.to_ref().write_to(out)
}
fn kind(&self) -> Kind {
Kind::Blob
}
fn size(&self) -> u64 {
self.to_ref().size()
}
}
impl Blob {
/// Provide a `BlobRef` to this owned blob
pub fn to_ref(&self) -> BlobRef<'_> {
BlobRef { data: &self.data }
}
}
impl<'a> BlobRef<'a> {
/// Instantiate a `Blob` from the given `data`, which is used as-is.
pub fn from_bytes(data: &[u8]) -> Result<BlobRef<'_>, Infallible> {
Ok(BlobRef { data })
}
}