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codex: clarify replace_compacted_history contract (#14563)

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Co-authored-by: Codex <noreply@openai.com>
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Charles Cunningham
2026-03-16 11:19:47 -07:00
parent 4abb1baa59
commit b758723878
1 changed files with 9 additions and 0 deletions
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9
codex-rs/core/src/codex.rs
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@@ -3358,6 +3358,15 @@ impl Session {
state.replace_history(items, reference_context_item);
}
/// Replaces session history with a compacted transcript and preserves any
/// append-only concurrent `GhostSnapshot` tail seen under the same state
/// lock.
///
/// Returns `true` when live history was unchanged or when the only
/// concurrent writes were appended `GhostSnapshot` items that were merged
/// into `items` before replacement. Returns `false` when live history
/// diverged in any other way, in which case replacement still happens but
/// no concurrent tail is merged.
pub(crate) async fn replace_compacted_history(
&self,
mut items: Vec<ResponseItem>,