Rollup of 9 pull requests #38214
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Rollup of 9 pull requests #38214
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The reference says that $x:tt matches "either side of the `=>` in macro_rules` which is technically true but completely uninformative. This changes that bullet point to what the book says (a single token or sequence of token trees inside brackets).
For a given file
```rust
use std::*;
use std::{};
```
output the following warnings
```
warning: unused import: `use std::{};`, #[warn(unused_imports)] on by default
--> file.rs:2:1
|
2 | use std::{};
| ^^^^^^^^^^^^
warning: unused import: `std::*;`, #[warn(unused_imports)] on by default
--> file.rs:1:5
|
1 | use std::*;
| ^^^^^^^
```
|
@bors: r+ p=1 |
|
📌 Commit 0d3b5b6 has been approved by |
|
(rust_highfive has picked a reviewer for you, use r? to override) |
|
⌛ Testing commit 0d3b5b6 with merge fefff95... |
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💔 Test failed - auto-win-gnu-32-opt-rustbuild |
r? @GuillaumeGomez The doc mentioned to spawn a new thread instead of using catch_unwind, which has been the recommended way to catch panics for foreign function interfaces for a few releases now.
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@bors: retry |
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@bors: r- |
…2, r=jseyfried
Warn when an import list is empty
For a given file
```rust
use std::*;
use std::{};
```
output the following warnings
```
warning: unused import: `use std::{};`, #[warn(unused_imports)] on by default
--> file.rs:2:1
|
2 | use std::{};
| ^^^^^^^^^^^^
warning: unused import: `std::*;`, #[warn(unused_imports)] on by default
--> file.rs:1:5
|
1 | use std::*;
| ^^^^^^^
```
Add missing examples for panicking objects r? @frewsxcv
…wsxcv Add examples for exit function r? @frewsxcv
Fix small typo
GuillaumeGomez
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reference: fix definition of :tt The reference says that $x:tt matches "either side of the `=>` in macro_rules` which is technically true but completely uninformative. This changes that bullet point to what the book says (a single token or sequence of token trees inside brackets).
Add docs for last undocumented `Default` `impl`. Add doc comment for `Default` `impl` on `DefaultHasher`. Fixes rust-lang#36265.
Add missing links to Rc doc r? @frewsxcv
Update book/ffi to use catch_unwind r? @GuillaumeGomez The doc mentioned to spawn a new thread instead of using catch_unwind, which has been the recommended way to catch panics for foreign function interfaces for a few releases now. This commit fixes that.
|
@bors: r+ p=1 |
|
📌 Commit ef45ec0 has been approved by |
bors
added a commit
that referenced
this pull request
Dec 7, 2016
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Defaultimpl. #38186, Add missing links to Rc doc #38189, Improvements toBTreeSetdocumentation. #38208