# io.github.libtmux.scaladsl.cats.Shell.choose

- **Module:** io.github.libtmux.scaladsl.cats
- **Package:** io.github.libtmux:libtmux-scala_3
- **Language:** Scala
- **Kind:** method
- **Source:** https://libtmux.org/en/scala/latest/reference/sources/libtmux-scala-cats/build/generated/sources/catalog/scala/operations/GeneratedOperations.scala
- **Page:** https://libtmux.org/en/scala/latest/reference/io-github-libtmux-scaladsl-cats-shell-choose/

```
extension [F[_]](self: Shell[F])(using F: _root_.cats.effect.Async[F])
def choose(condition: String, whenTrue: String): F[Unit]

extension [F[_]](self: Shell[F])(using F: _root_.cats.effect.Async[F])
def choose(condition: String, whenTrue: String, whenFalse: String): F[Unit]
```

Runs one tmux command when a shell command succeeds.

## Parameters

- `condition` (`String`)
- `whenTrue` (`String`)
- `whenFalse` (`String`) (for `choose(condition, whenTrue, whenFalse)`)