docs/guides/usage/filtering-and-mapping.livemd

<!-- vim: set syntax=markdown: -->

# Filtering & Mapping Data

## Getting started

```elixir
Mix.install([{:matcha, github: "christhekeele/matcha", tag: "stable"}])
```

```elixir
require Matcha
```

```elixir
spec =
  Matcha.spec do
    {x, y, z} -> {x, y, z}
  end
```