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Point at closure definitions

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This commit is contained in:
Esteban Küber 2020-02-18 18:06:03 -08:00
parent 9a64c3f5cb
commit 89e96e9bc5
4 changed files with 32 additions and 22 deletions
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4
src/test/ui/issues/issue-31173.stderr
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@ -16,10 +16,10 @@ LL | .collect();
::: $SRC_DIR/libcore/iter/adapters/mod.rs:LL:COL
|
LL | pub struct Cloned<I> {
| -------------------- doesn't satisfy `std::iter::Cloned<std::iter::TakeWhile<&mut std::vec::IntoIter<u8>, [closure@$DIR/issue-31173.rs:10:39: 13:6 found_e:_]>>: std::iter::Iterator`
| -------------------- doesn't satisfy `_: std::iter::Iterator`
...
LL | pub struct TakeWhile<I, P> {
| -------------------------- doesn't satisfy `<std::iter::TakeWhile<&mut std::vec::IntoIter<u8>, [closure@$DIR/issue-31173.rs:10:39: 13:6 found_e:_]> as std::iter::Iterator>::Item = &_`
| -------------------------- doesn't satisfy `<_ as std::iter::Iterator>::Item = &_`
|
= note: the method `collect` exists but the following trait bounds were not satisfied:
`<std::iter::TakeWhile<&mut std::vec::IntoIter<u8>, [closure@$DIR/issue-31173.rs:10:39: 13:6 found_e:_]> as std::iter::Iterator>::Item = &_` which is required by `std::iter::Cloned<std::iter::TakeWhile<&mut std::vec::IntoIter<u8>, [closure@$DIR/issue-31173.rs:10:39: 13:6 found_e:_]>>: std::iter::Iterator`

7
src/test/ui/mismatched_types/issue-36053-2.stderr
View file

@ -2,12 +2,15 @@ error[E0599]: no method named `count` found for struct `std::iter::Filter<std::i
--> $DIR/issue-36053-2.rs:11:55
|
LL | once::<&str>("str").fuse().filter(|a: &str| true).count();
| ^^^^^ method not found in `std::iter::Filter<std::iter::Fuse<std::iter::Once<&str>>, [closure@$DIR/issue-36053-2.rs:11:39: 11:53]>`
| -------------- ^^^^^ method not found in `std::iter::Filter<std::iter::Fuse<std::iter::Once<&str>>, [closure@$DIR/issue-36053-2.rs:11:39: 11:53]>`
| |
| doesn't satisfy `<_ as std::ops::FnOnce<(&&str,)>>::Output = bool`
| doesn't satisfy `_: std::ops::FnMut<(&&str,)>`
|
::: $SRC_DIR/libcore/iter/adapters/mod.rs:LL:COL
|
LL | pub struct Filter<I, P> {
| ----------------------- doesn't satisfy `std::iter::Filter<std::iter::Fuse<std::iter::Once<&str>>, [closure@$DIR/issue-36053-2.rs:11:39: 11:53]>: std::iter::Iterator`
| ----------------------- doesn't satisfy `_: std::iter::Iterator`
|
= note: the method `count` exists but the following trait bounds were not satisfied:
`<[closure@$DIR/issue-36053-2.rs:11:39: 11:53] as std::ops::FnOnce<(&&str,)>>::Output = bool` which is required by `std::iter::Filter<std::iter::Fuse<std::iter::Once<&str>>, [closure@$DIR/issue-36053-2.rs:11:39: 11:53]>: std::iter::Iterator`

2
src/test/ui/suggestions/mut-borrow-needed-by-trait.stderr
View file

@ -34,7 +34,7 @@ LL | writeln!(fp, "hello world").unwrap();
::: $SRC_DIR/libstd/io/buffered.rs:LL:COL
|
LL | pub struct BufWriter<W: Write> {
| ------------------------------ doesn't satisfy `std::io::BufWriter<&dyn std::io::Write>: std::io::Write`
| ------------------------------ doesn't satisfy `_: std::io::Write`
|
= note: the method `write_fmt` exists but the following trait bounds were not satisfied:
`&dyn std::io::Write: std::io::Write` which is required by `std::io::BufWriter<&dyn std::io::Write>: std::io::Write`