pub fn tuple3<A0, A1, A2, I0, I1, I2, E>(
s0: Schema<A0, I0, E>,
s1: Schema<A1, I1, E>,
s2: Schema<A2, I2, E>,
) -> Schema<(A0, A1, A2), (I0, I1, I2), E>where
E: EffectData + 'static,
A0: 'static,
A1: 'static,
A2: 'static,
I0: 'static,
I1: 'static,
I2: 'static,Expand description
Fixed-length triple (wire = tuple of parts).