37 lines · 1.3 KB · Rust
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use crate::pack;use git_object::borrowed; impl pack::Bundle {    /// Find an object with the given [`id`][borrowed::Id] and place its data into `out`.    ///    /// [`cache`][pack::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 locate<'a>(        &self,        id: borrowed::Id<'_>,        out: &'a mut Vec<u8>,        cache: &mut impl pack::cache::DecodeEntry,    ) -> Option<Result<crate::borrowed::Object<'a>, pack::data::decode::Error>> {        let idx = self.index.lookup(id)?;        let ofs = self.index.pack_offset_at_index(idx);        let pack_entry = self.pack.entry(ofs);        self.pack            .decode_entry(                pack_entry,                out,                |id, _out| {                    self.index.lookup(id).map(|idx| {                        pack::data::decode::ResolvedBase::InPack(self.pack.entry(self.index.pack_offset_at_index(idx)))                    })                },                cache,            )            .map(move |r| crate::borrowed::Object {                kind: r.kind,                data: out.as_slice(),            })            .into()    }}