LeetCode: 153. Find Minimum in Rotated Sorted Array

[twig]

defmodule Solution do
  @spec find_min(nums :: [integer]) :: integer
  def find_min(nums) do
    [head | tail] = nums
    tail
    |> Enum.reduce_while(
      head,
      fn item, acc ->
      if item < acc do
        { :halt, item }
      else
        { :cont, acc }
      end
    end)
  end
end