EctoMorph.into_struct-exclamation-mark

You're seeing just the function into_struct-exclamation-mark, go back to EctoMorph module for more information.

Specs

into_struct!(Ecto.Changeset.t()) :: struct() | no_return()

Essentially a wrapper around Ecto.Changeset.apply_action! where the action is create. It will create a struct out of a valid changeset and raise in the case of an invalid one.