# `GitHoox.Hooks.Format`
[🔗](https://github.com/sgerrand/git_hoox/blob/v0.1.0/lib/git_hoox/hooks/format.ex#L1)

Runs `mix format` against staged Elixir files.

## Options

  * `:check_only` — use `mix format --check-formatted`. Fails instead of mutating.

## Defaults

  * `stage_fixed: true`
  * `files: ~w(*.ex *.exs *.heex)`

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*Consult [api-reference.md](api-reference.md) for complete listing*