File: type-param-defaults.stderr

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file content (58 lines) | stat: -rw-r--r-- 1,896 bytes parent folder | download | duplicates (6)
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error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
  --> $DIR/type-param-defaults.rs:6:16
   |
LL |     type Assoc<T = u32>;
   |                ^^^^^^^

error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
  --> $DIR/type-param-defaults.rs:11:16
   |
LL |     type Assoc<T = u32> = u64;
   |                ^^^^^^^

error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
  --> $DIR/type-param-defaults.rs:16:16
   |
LL |     type Assoc<T = u32> = T;
   |                ^^^^^^^

error[E0271]: type mismatch resolving `<() as Trait>::Assoc == u32`
  --> $DIR/type-param-defaults.rs:31:11
   |
LL |     foo::<()>();
   |           ^^ type mismatch resolving `<() as Trait>::Assoc == u32`
   |
note: expected this to be `u32`
  --> $DIR/type-param-defaults.rs:11:27
   |
LL |     type Assoc<T = u32> = u64;
   |                           ^^^
note: required by a bound in `foo`
  --> $DIR/type-param-defaults.rs:25:14
   |
LL | fn foo<T>()
   |    --- required by a bound in this function
LL | where
LL |     T: Trait<Assoc = u32>,
   |              ^^^^^^^^^^^ required by this bound in `foo`

error[E0277]: the trait bound `u64: Other` is not satisfied
  --> $DIR/type-param-defaults.rs:31:11
   |
LL |     foo::<()>();
   |           ^^ the trait `Other` is not implemented for `u64`
   |
   = help: the trait `Other` is implemented for `u32`
note: required by a bound in `foo`
  --> $DIR/type-param-defaults.rs:26:15
   |
LL | fn foo<T>()
   |    --- required by a bound in this function
...
LL |     T::Assoc: Other {
   |               ^^^^^ required by this bound in `foo`

error: aborting due to 5 previous errors

Some errors have detailed explanations: E0271, E0277.
For more information about an error, try `rustc --explain E0271`.