mirror of https://github.com/rust-lang/rust
79 lines
3.4 KiB
Plaintext
79 lines
3.4 KiB
Plaintext
error: lifetime may not live long enough
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--> $DIR/trait-object-nested-in-impl-trait.rs:28:9
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LL | fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> {
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| - let's call the lifetime of this reference `'1`
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LL | / Iter {
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LL | |
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LL | | current: None,
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LL | | remaining: self.0.iter(),
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LL | | }
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| |_________^ returning this value requires that `'1` must outlive `'static`
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help: to declare that `impl Iterator<Item = Box<(dyn Foo + 'static)>>` captures data from argument `self`, you can add an explicit `'_` lifetime bound
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LL | fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> + '_ {
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| ++++
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help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
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LL | fn iter(&self) -> impl Iterator<Item = Box<dyn Foo + '_>> {
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| ++++
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error: lifetime may not live long enough
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--> $DIR/trait-object-nested-in-impl-trait.rs:40:9
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LL | fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> + '_ {
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| - let's call the lifetime of this reference `'1`
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LL | / Iter {
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LL | |
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LL | | current: None,
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LL | | remaining: self.0.iter(),
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LL | | }
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| |_________^ returning this value requires that `'1` must outlive `'static`
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help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
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LL | fn iter(&self) -> impl Iterator<Item = Box<dyn Foo + '_>> + '_ {
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| ++++
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error: lifetime may not live long enough
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--> $DIR/trait-object-nested-in-impl-trait.rs:52:9
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LL | fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> + 'a {
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| -- lifetime `'a` defined here
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LL | / Iter {
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LL | |
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LL | | current: None,
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LL | | remaining: self.0.iter(),
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LL | | }
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| |_________^ returning this value requires that `'a` must outlive `'static`
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help: to declare that the trait object captures data from argument `self`, you can add an explicit `'a` lifetime bound
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LL | fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo + 'a>> + 'a {
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| ++++
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error: lifetime may not live long enough
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--> $DIR/trait-object-nested-in-impl-trait.rs:64:9
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LL | fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> {
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| -- lifetime `'a` defined here
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LL | / Iter {
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LL | |
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LL | | current: None,
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LL | | remaining: self.0.iter(),
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LL | | }
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| |_________^ returning this value requires that `'a` must outlive `'static`
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help: to declare that `impl Iterator<Item = Box<(dyn Foo + 'static)>>` captures data from argument `self`, you can add an explicit `'a` lifetime bound
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LL | fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> + 'a {
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| ++++
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help: to declare that the trait object captures data from argument `self`, you can add an explicit `'a` lifetime bound
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LL | fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo + 'a>> {
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| ++++
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error: aborting due to 4 previous errors
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