surma
4b27e9afd5
Local workflow, smart-HTTP clone/fetch/push and public HTTPS clone/fetch match native git in stdout and exit codes. Only WASI imports (wasi:http, exit-with-code).
53 lines
1.7 KiB
Rust
53 lines
1.7 KiB
Rust
use crate::find::Entry;
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use gix_error::Result;
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/// An in-memory object database without pack locations.
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#[derive(Clone)]
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pub struct Memory {
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objects: std::sync::Arc<gix_hashtable::HashMap<gix_hash::ObjectId, (gix_object::Kind, Vec<u8>)>>,
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}
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impl Memory {
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/// Create a database containing all `objects`.
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///
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/// Each item is `(id, (kind, data))`, where `data` is the uncompressed object body without a
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/// loose-object header. IDs are trusted rather than recomputed. If an ID occurs more than once,
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/// the last item wins.
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pub fn new(objects: impl IntoIterator<Item = (gix_hash::ObjectId, (gix_object::Kind, Vec<u8>))>) -> Self {
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Self {
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objects: std::sync::Arc::new(objects.into_iter().collect()),
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}
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}
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}
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impl crate::Find for Memory {
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fn contains(&self, id: &gix_hash::oid) -> bool {
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self.objects.contains_key(id)
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}
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fn try_find_cached<'a>(
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&self,
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id: &gix_hash::oid,
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buffer: &'a mut Vec<u8>,
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_pack_cache: &mut dyn crate::cache::DecodeEntry,
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) -> Result<Option<(gix_object::Data<'a>, Option<crate::data::entry::Location>)>> {
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Ok(self.objects.get(id).map(|(kind, data)| {
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buffer.clear();
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buffer.extend_from_slice(data);
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(gix_object::Data::new(buffer, *kind, id.kind()), None)
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}))
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}
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fn location_by_oid(&self, _id: &gix_hash::oid, _buf: &mut Vec<u8>) -> Result<Option<crate::data::entry::Location>> {
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Ok(None)
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}
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fn pack_offsets_and_oid(&self, _pack_id: u32) -> Result<Option<Vec<(crate::data::Offset, gix_hash::ObjectId)>>> {
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Ok(None)
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}
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fn entry_by_location(&self, _location: &crate::data::entry::Location) -> Option<Entry> {
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None
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}
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}
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