Function gluon_base::merge::merge3
source · pub fn merge3<F, A, B, C, R>(
a_original: &A,
a: Option<A::Owned>,
b_original: &B,
b: Option<B::Owned>,
c_original: &C,
c: Option<C::Owned>,
f: F
) -> Option<R>where
A: ToOwned + ?Sized,
B: ToOwned + ?Sized,
C: ToOwned + ?Sized,
F: FnOnce(A::Owned, B::Owned, C::Owned) -> R,