Enhance needless_collect: lint in method/function arguments that take an IntoIterator
#10777
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Updates `needless_collect` to lint for collecting into a method or function argument thats taking an `IntoIterator` (for example `extend`). Every `Iterator` trivially implements `IntoIterator` and colleting it only causes an unnecessary allocation.
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r? @xFrednet (rustbot has picked a reviewer for you, use r? to override) |
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May 19, 2023
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This looks good to me, thank you for the update :) @bors r+ |
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☀️ Test successful - checks-action_dev_test, checks-action_remark_test, checks-action_test |
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Updates
needless_collectto also lintcollectcalls in method/function arguments that take anIntoIterator(for exampleExtend::extend). EveryIteratortrivially implementsIntoIteratorand collecting it only causes an unnecessary allocation.changelog: Enhancement: [
needless_collect]: Now also detects function arguments, taking a genericIntoIterator#10777
fixes #10762