A.Enum.map

You're seeing just the function map, go back to A.Enum module for more information.

Specs

map(t(v1), (v1 -> v2)) :: [v2] when v1: value(), v2: value()

Returns a list where each element is the result of invoking fun on each corresponding element of enumerable.

Mirrors Enum.map/2 with higher performance for Aja structures.