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Monorepo for Tangled
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576use gix_features::zlib;
impl crate::Bundle { /// Find an object with the given [`ObjectId`](gix_hash::ObjectId) and place its data into `out`. /// `inflate` is used to decompress objects, and will be reset before first use, but not after the last use. /// /// [`cache`](crate::cache::DecodeEntry) is used to accelerate the lookup. /// /// **Note** that ref deltas are automatically resolved within this pack only, which makes this implementation unusable /// for thin packs, which by now are expected to be resolved already. pub fn find<'a>( &self, id: &gix_hash::oid, out: &'a mut Vec<u8>, inflate: &mut zlib::Inflate, cache: &mut dyn crate::cache::DecodeEntry, ) -> Result< Option<(gix_object::Data<'a>, crate::data::entry::Location)>, crate::data::decode::Error, > { let idx = match self.index.lookup(id) { Some(idx) => idx, None => return Ok(None), }; self.get_object_by_index(idx, out, inflate, cache).map(Some) }
/// Special-use function to get an object given an index previously returned from /// [index::File::](crate::index::File::lookup()). /// `inflate` is used to decompress objects, and will be reset before first use, but not after the last use. /// /// # Panics /// /// If `index` is out of bounds. pub fn get_object_by_index<'a>( &self, idx: u32, out: &'a mut Vec<u8>, inflate: &mut zlib::Inflate, cache: &mut dyn crate::cache::DecodeEntry, ) -> Result<(gix_object::Data<'a>, crate::data::entry::Location), crate::data::decode::Error> { let ofs = self.index.pack_offset_at_index(idx); let pack_entry = self.pack.entry(ofs)?; let header_size = pack_entry.header_size(); self.pack .decode_entry( pack_entry, out, inflate, &|id, _out| { let idx = self.index.lookup(id)?; self.pack .entry(self.index.pack_offset_at_index(idx)) .ok() .map(crate::data::decode::entry::ResolvedBase::InPack) }, cache, ) .map(move |r| { ( gix_object::Data { kind: r.kind, data: out.as_slice(), object_hash: self.pack.object_hash(), }, crate::data::entry::Location { pack_id: self.pack.id, pack_offset: ofs, entry_size: r.compressed_size + header_size, }, ) }) }}