Citrusbyte. list reduce in Elixir

citrusbyte.exs

defmodule Citrusbyte do

  @moduledoc """
    This module - demonstrates use of pattern matching in Elixir to modify a list.
    [[1,2,[3]],4] -> [1,2,3,4]
    
    Usage:
    Citrusbyte.example [[1,2,[3]],4] #=> [1,2,3,4]
  """

  def example([h|t], capture \\ []) when is_integer(h) do
    example(t, capture ++ [h])
  end

  def example([h|t], capture) do 
    example(h ++ t, capture)
  end

  # Exit function -> 
  def example([], capture) do
    capture
  end

end