| error[E0277]: the trait bound `std::option::Option<std::vec::Vec<u8>>: MyFromIterator<&u8>` is not satisfied |
| --> $DIR/on-trait.rs:28:30 |
| | |
| LL | fn collect<A, I: Iterator<Item=A>, B: MyFromIterator<A>>(it: I) -> B { |
| | ----------------- required by this bound in `collect` |
| ... |
| LL | let y: Option<Vec<u8>> = collect(x.iter()); // this should give approximately the same error for x.iter().collect() |
| | ^^^^^^^ a collection of type `std::option::Option<std::vec::Vec<u8>>` cannot be built from an iterator over elements of type `&u8` |
| | |
| = help: the trait `MyFromIterator<&u8>` is not implemented for `std::option::Option<std::vec::Vec<u8>>` |
| |
| error[E0277]: the trait bound `std::string::String: Bar::Foo<u8, _, u32>` is not satisfied |
| --> $DIR/on-trait.rs:31:21 |
| | |
| LL | fn foobar<U: Clone, T: Foo<u8, U, u32>>() -> T { |
| | --------------- required by this bound in `foobar` |
| ... |
| LL | let x: String = foobar(); |
| | ^^^^^^ test error `std::string::String` with `u8` `_` `u32` in `Bar::Foo` |
| | |
| = help: the trait `Bar::Foo<u8, _, u32>` is not implemented for `std::string::String` |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0277`. |