Interesting Clippy lints

[bal-e]

Clippy has many interesting lints that are allowed by default. I went through them all and made a list of those that would be most useful to enable in domain.

no_std:

• alloc_instead_of_core: https://rust-lang.github.io/rust-clippy/master/index.html#alloc_instead_of_core
• std_instead_of_alloc: https://rust-lang.github.io/rust-clippy/master/index.html#std_instead_of_alloc
• std_instead_of_core: https://rust-lang.github.io/rust-clippy/master/index.html#std_instead_of_core

Correctness:

• borrow_as_ptr: https://rust-lang.github.io/rust-clippy/master/index.html#borrow_as_ptr
• debug_assert_with_mut_call: https://rust-lang.github.io/rust-clippy/master/index.html#debug_assert_with_mut_call
• large_futures: https://rust-lang.github.io/rust-clippy/master/index.html#large_futures
• let_underscore_untyped: https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_untyped
• literal_string_with_formatting_args: https://rust-lang.github.io/rust-clippy/master/index.html#literal_string_with_formatting_args
• missing_errors_doc: https://rust-lang.github.io/rust-clippy/master/index.html#missing_errors_doc
• missing_fields_in_debug: https://rust-lang.github.io/rust-clippy/master/index.html#missing_fields_in_debug
• missing_panics_doc: https://rust-lang.github.io/rust-clippy/master/index.html#missing_panics_doc
• return_self_not_must_use: https://rust-lang.github.io/rust-clippy/master/index.html#return_self_not_must_use
• significant_drop_in_scrutinee: https://rust-lang.github.io/rust-clippy/master/index.html#significant_drop_in_scrutinee
• significant_drop_tightening: https://rust-lang.github.io/rust-clippy/master/index.html#significant_drop_tightening
• undocumented_unsafe_blocks: https://rust-lang.github.io/rust-clippy/master/index.html#undocumented_unsafe_blocks

Code quality:

• allow_attributes: https://rust-lang.github.io/rust-clippy/master/index.html#allow_attributes
• dbg_macro: https://rust-lang.github.io/rust-clippy/master/index.html#dbg_macro
• implicit_clone: https://rust-lang.github.io/rust-clippy/master/index.html#implicit_clone
• multiple_crate_versions: https://rust-lang.github.io/rust-clippy/master/index.html#multiple_crate_versions
• unnecessary_safety_comment: https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_safety_comment
• unnecessary_safety_doc: https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_safety_doc
• unused_async: https://rust-lang.github.io/rust-clippy/master/index.html#unused_async
• unused_async_trait_impl: https://rust-lang.github.io/rust-clippy/master/index.html#unused_async_trait_impl

Documentation:

• doc_broken_link: https://rust-lang.github.io/rust-clippy/master/index.html#doc_broken_link
• doc_link_with_quotes: https://rust-lang.github.io/rust-clippy/master/index.html#doc_link_with_quotes

[withjannisNLnetLabs]

undocumented_may_panic_call -> Currently a PR here rust-lang/rust-clippy#15969