BiMap.fetch_key
You're seeing just the function
fetch_key
, go back to BiMap module for more information.
Specs
Fetches the key for specific value
in bimap
This function is exact mirror of fetch/2
.
Examples
iex> BiMap.fetch_key(BiMap.new, 1)
:error
iex> bimap = BiMap.new([a: 1])
iex> BiMap.fetch_key(bimap, 1)
{:ok, :a}
iex> BiMap.fetch_key(bimap, 2)
:error