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| author | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-02-13 04:37:05 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-13 04:37:05 +0100 |
| commit | 5aa260a4b56b30e553f82ed31cba384cbf40ae5d (patch) | |
| tree | 04ba2864a6be39c38965841e816ad2f3a8598fb7 /src/libsyntax/parse | |
| parent | 0bc8f6f3f4ecfa3309aaa4df52fb4aa1ddd63b07 (diff) | |
| parent | f06af1ff178014dadd62391a4a06e7fff8f2a6a1 (diff) | |
| download | rust-5aa260a4b56b30e553f82ed31cba384cbf40ae5d.tar.gz rust-5aa260a4b56b30e553f82ed31cba384cbf40ae5d.zip | |
Rollup merge of #58289 - haraldh:master, r=sfackler
impl iter() for dyn Error
Examples:
```rust
let next_error_type_a = err
.iter()
.filter_map(Error::downcast_ref::<ErrorTypeA>)
.next();
```
```rust
let source_root_error = err.iter().last();
```
Credit for the ErrorIter goes to reddit user /u/tdiekmann (Tim Diekmann)
https://www.reddit.com/r/rust/comments/aj3lpg/is_an_iterator_impl_over_errorsource_possible/
Diffstat (limited to 'src/libsyntax/parse')
0 files changed, 0 insertions, 0 deletions