Ash.Type.ecto_type

You're seeing just the function ecto_type, go back to Ash.Type module for more information.

ecto_type(type)

ecto_type(t()) :: Ecto.Type.t()

Returns the ecto compatible type for an Ash.Type.

If you use Ash.Type, this is created for you. For builtin types this may return a corresponding ecto builtin type (atom)