4 commits

Author	SHA1	Message	Date
Jason Newcomb	12985afbca	len_without_is_empty improvements ... Check the return type of `len`. Only integral types, or an `Option` or `Result` wrapping one. Ensure the return type of `is_empty` matches. e.g. `Option<usize>` -> `Option<bool>`	2021-03-27 09:04:44 -04:00
Jason Newcomb	47145dec36	len_without_is_empty will now consider multiple impl blocks ... `len_without_is_empty` will now consider `#[allow]` on both the `len` method, and the type definition	2021-03-07 09:40:18 -05:00
Christoph Walcher	c87d999fa2	fix ui tests	2020-08-07 18:08:51 +02:00
Philipp Hansch	bae7d29dbe	Add run-rustfix for len_zero lint ... * Extracts len_without_is_empty into separate file * Adds `// run-rustfix` to `tests/ui/len_zero.rs`	2019-04-16 21:46:07 +02:00