Expand assert!(expr, args..) to include $crate for hygiene on 2021. #80855
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Before 2021, this was a breaking change, as std::panic and core::panic are different. In edition 2021 they will be identical, making it possible again to apply proper hygiene here.
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(cc @petrochenkov, as this touches a (builtin) macro) |
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r=me after addressing the comment. |
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@bors r+ |
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📌 Commit a730970 has been approved by |
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⌛ Testing commit a730970 with merge bf0ad8a755d96ffd22865f7aaec8c91da8517d9c... |
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…as-schievink Rollup of 14 pull requests Successful merges: - rust-lang#75180 (Implement Error for &(impl Error)) - rust-lang#78578 (Permit mutable references in all const contexts) - rust-lang#79174 (Make std::future a re-export of core::future) - rust-lang#79884 (Replace magic numbers with existing constants) - rust-lang#80855 (Expand assert!(expr, args..) to include $crate for hygiene on 2021.) - rust-lang#80933 (Fix sysroot option not being honored across rustc) - rust-lang#81259 (Replace version_check dependency with own version parsing code) - rust-lang#81264 (Add unstable option to control doctest run directory) - rust-lang#81279 (Small refactor in typeck) - rust-lang#81297 (Don't provide backend_optimization_level query for extern crates) - rust-lang#81302 (Fix rendering of stabilization version for trait implementors) - rust-lang#81310 (Do not mark unit variants as used when in path pattern) - rust-lang#81320 (Make bad shlex parsing a pretty error) - rust-lang#81338 (Clean up `dominators_given_rpo`) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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This makes
assert!(expr, args..)properly hygienic in Rust 2021.This is part of rust-lang/rfcs#3007, see #80162.
Before edition 2021, this was a breaking change, as
std::panicandcore::panicare different. In edition 2021 they will be identical, making it possible to apply proper hygiene here.