## UndoLog

# Type Alias UndoLog

Source

    pub(crate) type UndoLog<'tcx> = UndoLog<ProjectionCacheKey<'tcx>, ProjectionCacheEntry<'tcx>>;

## Aliased Type§

    pub(crate) enum UndoLog<'tcx> {
        Inserted(ProjectionCacheKey<'tcx>),
        Overwrite(ProjectionCacheKey<'tcx>, ProjectionCacheEntry<'tcx>),
        Purged,
    }

## Variants§

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### Inserted(ProjectionCacheKey<'tcx>)

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### Overwrite(ProjectionCacheKey<'tcx>, ProjectionCacheEntry<'tcx>)

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### Purged

## Layout§

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.