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Use impl Iterator in arg position in clippy_dev

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Small refactoring pulled out of work on #3266.
This should make the methods a bit more flexible.
This commit is contained in:
Philipp Hansch
2018-10-11 08:34:51 +02:00
parent 928a6d3dc7
commit 759ceb9840
2 changed files with 4 additions and 4 deletions
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6
clippy_dev/src/lib.rs
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@@ -56,8 +56,8 @@ impl Lint {
}
/// Returns all non-deprecated lints
pub fn active_lints(lints: &[Self]) -> impl Iterator<Item=&Self> {
lints.iter().filter(|l| l.deprecation.is_none())
pub fn active_lints(lints: impl Iterator<Item=Self>) -> impl Iterator<Item=Self> {
lints.filter(|l| l.deprecation.is_none())
}
/// Returns the lints in a HashMap, grouped by the different lint groups
@@ -144,7 +144,7 @@ fn test_active_lints() {
let expected = vec![
Lint::new("should_assert_eq2", "Not Deprecated", "abc", None, "module_name")
];
assert_eq!(expected, Lint::active_lints(&lints).cloned().collect::<Vec<Lint>>());
assert_eq!(expected, Lint::active_lints(lints.into_iter()).collect::<Vec<Lint>>());
}
#[test]