[`needless_collect`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_collect
[`needless_continue`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_continue
[`needless_doctest_main`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_doctest_main
+[`needless_for_each`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_for_each
[`needless_lifetimes`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[`needless_pass_by_value`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_pass_by_value
[`needless_question_mark`]: https://rust-lang.github.io/rust-clippy/master/index.html#needless_question_mark
[`op_ref`]: https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[`option_as_ref_deref`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_as_ref_deref
[`option_env_unwrap`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_env_unwrap
+[`option_filter_map`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_filter_map
[`option_if_let_else`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_if_let_else
[`option_map_or_none`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_map_or_none
[`option_map_unit_fn`]: https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn