macro_rules! impl_incremental_nary_constraint {
(bi, $struct_name:ident) => { ... };
(tri, $struct_name:ident) => { ... };
(quad, $struct_name:ident) => { ... };
(penta, $struct_name:ident) => { ... };
}macro_rules! impl_incremental_nary_constraint {
(bi, $struct_name:ident) => { ... };
(tri, $struct_name:ident) => { ... };
(quad, $struct_name:ident) => { ... };
(penta, $struct_name:ident) => { ... };
}