feat: git tooling for undo #3914
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@codex can you review this deeply ? |
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| let options = CreateGhostCommitOptions::new(&self.config.cwd); | ||
| match create_ghost_commit(&options) { |
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How do you intend on this being used? When should one be created?
Somethings that come to mind are:
- Ideally this adds no latency in most cases even though the underlying git operations may be slow. To do this, it may require kicking off the snapshot when a turn starts and awaiting on it before the first exec call which will hopefully be long enough after the turn starts for it to complete
- However, some turns won't make filesystem changes so we would do extra throwaway work in those cases but maybe that's fine?
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- Yes this is exactly what I'm doing right now
- I don't see how to pre-shot those turns unfortunately
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For 1, this isn't using a tokio future so the snapshot runs synchronously on submit message which does add latency, right?
I was thinking we could use a tokio future that we launch at the same time but then await on before the first tool call to avoid the latency hit.
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For the record: it will be tackled in a dedicated PR
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This is awesome! One thing to look out for is that unreachable commits get automatically garbage collected by git after a certain point (default is 14 days). Do we know if we need to create a ref/tag for each commit? |
# Conflicts: # codex-rs/tui/src/chatwidget.rs # codex-rs/tui/src/slash_command.rs
I think it's fine (good, actually) that these get garbage collected. The useful lifetime of the snapshot will likely be shorter than that. |
# Conflicts: # codex-rs/tui/Cargo.toml
Summary
Introduces a “ghost commit” workflow that snapshots the tree without touching refs.
Details