carboxyl::lift!

macro_rules! lift {
    ($f: expr)
        => ( $crate::lift::lift0($f) );

    ($f: expr, $a: expr)
        => ( $crate::lift::lift1($f, $a) );

    ($f: expr, $a: expr, $b: expr)
        => ( $crate::lift::lift2($f, $a, $b) );

    ($f: expr, $a: expr, $b: expr, $c: expr)
        => ( $crate::lift::lift3($f, $a, $b, $c) );

    ($f: expr, $a: expr, $b: expr, $c: expr, $d: expr)
        => ( $crate::lift::lift4($f, $a, $b, $c, $d) );
}