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|
error[E0277]: expected a `Fn()` closure, found `fn() {foo}`
--> $DIR/fn-traits.rs:24:10
|
LL | call(foo);
| ---- ^^^ expected an `Fn()` closure, found `fn() {foo}`
| |
| required by a bound introduced by this call
|
= help: the trait `Fn<()>` is not implemented for fn item `fn() {foo}`
= note: wrap the `fn() {foo}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call`
--> $DIR/fn-traits.rs:11:17
|
LL | fn call(f: impl Fn()) {
| ^^^^ required by this bound in `call`
error[E0277]: expected a `FnMut()` closure, found `fn() {foo}`
--> $DIR/fn-traits.rs:25:14
|
LL | call_mut(foo);
| -------- ^^^ expected an `FnMut()` closure, found `fn() {foo}`
| |
| required by a bound introduced by this call
|
= help: the trait `FnMut<()>` is not implemented for fn item `fn() {foo}`
= note: wrap the `fn() {foo}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call_mut`
--> $DIR/fn-traits.rs:15:21
|
LL | fn call_mut(f: impl FnMut()) {
| ^^^^^^^ required by this bound in `call_mut`
error[E0277]: expected a `FnOnce()` closure, found `fn() {foo}`
--> $DIR/fn-traits.rs:26:15
|
LL | call_once(foo);
| --------- ^^^ expected an `FnOnce()` closure, found `fn() {foo}`
| |
| required by a bound introduced by this call
|
= help: the trait `FnOnce<()>` is not implemented for fn item `fn() {foo}`
= note: wrap the `fn() {foo}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call_once`
--> $DIR/fn-traits.rs:19:22
|
LL | fn call_once(f: impl FnOnce()) {
| ^^^^^^^^ required by this bound in `call_once`
error[E0277]: expected a `Fn()` closure, found `unsafe fn() {foo_unsafe}`
--> $DIR/fn-traits.rs:28:10
|
LL | call(foo_unsafe);
| ---- ^^^^^^^^^^ call the function in a closure: `|| unsafe { /* code */ }`
| |
| required by a bound introduced by this call
|
= help: the trait `Fn<()>` is not implemented for fn item `unsafe fn() {foo_unsafe}`
= note: unsafe function cannot be called generically without an unsafe block
= note: wrap the `unsafe fn() {foo_unsafe}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call`
--> $DIR/fn-traits.rs:11:17
|
LL | fn call(f: impl Fn()) {
| ^^^^ required by this bound in `call`
error[E0277]: expected a `FnMut()` closure, found `unsafe fn() {foo_unsafe}`
--> $DIR/fn-traits.rs:30:14
|
LL | call_mut(foo_unsafe);
| -------- ^^^^^^^^^^ call the function in a closure: `|| unsafe { /* code */ }`
| |
| required by a bound introduced by this call
|
= help: the trait `FnMut<()>` is not implemented for fn item `unsafe fn() {foo_unsafe}`
= note: unsafe function cannot be called generically without an unsafe block
= note: wrap the `unsafe fn() {foo_unsafe}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call_mut`
--> $DIR/fn-traits.rs:15:21
|
LL | fn call_mut(f: impl FnMut()) {
| ^^^^^^^ required by this bound in `call_mut`
error[E0277]: expected a `FnOnce()` closure, found `unsafe fn() {foo_unsafe}`
--> $DIR/fn-traits.rs:32:15
|
LL | call_once(foo_unsafe);
| --------- ^^^^^^^^^^ call the function in a closure: `|| unsafe { /* code */ }`
| |
| required by a bound introduced by this call
|
= help: the trait `FnOnce<()>` is not implemented for fn item `unsafe fn() {foo_unsafe}`
= note: unsafe function cannot be called generically without an unsafe block
= note: wrap the `unsafe fn() {foo_unsafe}` in a closure with no arguments: `|| { /* code */ }`
= note: `#[target_feature]` functions do not implement the `Fn` traits
note: required by a bound in `call_once`
--> $DIR/fn-traits.rs:19:22
|
LL | fn call_once(f: impl FnOnce()) {
| ^^^^^^^^ required by this bound in `call_once`
error: aborting due to 6 previous errors
For more information about this error, try `rustc --explain E0277`.
|
