ArgumentError example for binary_part (#10370)

2020-09-27 08:44:07 +02:00
parent 62aa2ee33c
commit 538a9a3f41
1 changed files with 5 additions and 0 deletions
@@ -305,6 +305,11 @@ defmodule Kernel do
      iex> binary_part("Hello", 5, -3)
      "llo"

+  An `ArgumentError` is raised when the length is outside of the binary:
+
+      iex> binary_part("Hello", 0, 10)
+      ** (ArgumentError) argument error
+
  """
  @doc guard: true
  @spec binary_part(binary, non_neg_integer, integer) :: binary