# LibTmux.Snapshot.Snapshot

- **Package:** libtmux-haskell
- **Language:** Haskell
- **Kind:** data type
- **Source:** https://github.com/libtmux/libtmux-haskell/blob/663e212622a02aa74a9bdc8ff71e2b45fcb1d4d5/internal/LibTmux/Internal/Graph.hs#L188
- **Page:** https://libtmux.org/en/haskell/latest/reference/libtmux-snapshot-t-snapshot/

```haskell
data Snapshot
```

Validated metadata, physical graph and attached-client observations.
 Construction checks every join and forces owned values. List processing
 and indexed lookup remain pure after the operational Server closes.

## Instances

- instance [NFData](https://hackage.haskell.org/package/deepseq-1.5.1.0/docs/Control-DeepSeq.html#t:NFData) [`Snapshot`](/en/haskell/latest/reference/libtmux-snapshot-t-snapshot/) ([Source](https://github.com/libtmux/libtmux-haskell/blob/663e212622a02aa74a9bdc8ff71e2b45fcb1d4d5/internal/LibTmux/Internal/Graph.hs#L190))

- instance [Eq](https://hackage.haskell.org/package/base-4.22.0.0/docs/Data-Eq.html#t:Eq) [`Snapshot`](/en/haskell/latest/reference/libtmux-snapshot-t-snapshot/) ([Source](https://github.com/libtmux/libtmux-haskell/blob/663e212622a02aa74a9bdc8ff71e2b45fcb1d4d5/internal/LibTmux/Internal/Graph.hs#L189))

- instance [Show](https://hackage.haskell.org/package/base-4.22.0.0/docs/Prelude.html#t:Show) [`Snapshot`](/en/haskell/latest/reference/libtmux-snapshot-t-snapshot/) ([Source](https://github.com/libtmux/libtmux-haskell/blob/663e212622a02aa74a9bdc8ff71e2b45fcb1d4d5/internal/LibTmux/Internal/Graph.hs#L189))

## Referenced declarations

- [`LibTmux.Snapshot.Snapshot`](/en/haskell/latest/reference/libtmux-snapshot-t-snapshot/) (data type)

## Guides

Pages that discuss `Snapshot`.

- [Capture and navigate](/en/haskell/latest/guides/capture/)
- [Typed queries](/en/haskell/latest/guides/query/)