XEts.KV.fetch

You're seeing just the function fetch, go back to XEts.KV module for more information.
Link to this function

fetch(tab, key)

Specs

fetch(t(), any()) :: {:ok, any()} | :error

Get an item from the table.

iex> XEts.KV.new(:foo, []) |> XEts.KV.put(:k, :v) |> XEts.KV.fetch(:k)
{:ok, :v}

iex> XEts.KV.new(:foo, []) |> XEts.KV.fetch(:k)
:error