| use std::ops::Add; | |
| trait Scalar {} | |
| impl Scalar for f64 {} | |
| struct Bob; | |
| impl<RHS: Scalar> Add <RHS> for Bob { | |
| type Output = Bob; | |
| fn add(self, rhs : RHS) -> Bob { Bob } | |
| } | |
| fn main() { | |
| let b = Bob + 3.5; | |
| b + 3 //~ ERROR E0277 | |
| //~^ ERROR: mismatched types | |
| } |