Creates a user.

Examples

iex> create_user(%{field: value})
{:ok, %User{}}

iex> create_user(%{field: bad_value})
{:error, %Ecto.Changeset{}}

Gets a single user.

Raises Ecto.NoResultsError if the User does not exist.

Examples

iex> get_user!(123)
%User{}

iex> get_user!(456)
** (Ecto.NoResultsError)

Returns the list of users.

Examples

iex> list_users()
[%User{}, ...]