Add undocumented Punctuation token Tilde ~
#1149
Conversation
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Thanks, this has been on my todo list. Since this is new content that was never explicitly decided upon, I'm going to check with the libs team. @rust-lang/lang The @rfcbot fcp merge |
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People can already use it in stable code, so this isn't so much a decision we can make as an acknowledgement of the current state of things; changing that would be a breaking change. Documenting this seems reasonable. Separately, we might ask whether we can usefully use (As an aside, speaking only for myself and not others on the lang team, I really hope that |
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Can someone at @rust-lang/lang issue the |
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Yea, I think it should be documented. The reason I wanted to bring it up is: A. Get awareness of this. |
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@rfcbot merge |
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Team member @joshtriplett has proposed to merge this. The next step is review by the rest of the tagged team members: No concerns currently listed. Once a majority of reviewers approve (and at most 2 approvals are outstanding), this will enter its final comment period. If you spot a major issue that hasn't been raised at any point in this process, please speak up! See this document for info about what commands tagged team members can give me. |
Co-authored-by: Josh Triplett <josh@joshtriplett.org>
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I agree that trying to change the tokenizing rules here wouldn't be valuable enough to be worth the effort. |
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🔔 This is now entering its final comment period, as per the review above. 🔔 psst @joshtriplett, I wasn't able to add the |
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The final comment period, with a disposition to merge, as per the review above, is now complete. As the automated representative of the governance process, I would like to thank the author for their work and everyone else who contributed. This will be merged soon. psst @joshtriplett, I wasn't able to add the |
Update books ## reference 8 commits in 9d289c05fce7254b99c6a0d354d84abb7fd7a032..0a2fe6651fbccc6416c5110fdf5b93fb3cb29247 2022-02-23 08:58:20 -0800 to 2022-03-15 09:32:25 -0700 - Documentation PR for cfg_panic (rust-lang/reference#1157) - Document aarch64 `target_feature` options (rust-lang/reference#1102) - Try to clarify destructor not being run scenario. (rust-lang/reference#1107) - Add undocumented Punctuation token Tilde `~` (rust-lang/reference#1149) - update UB list for safe target_feature (rust-lang/reference#1050) - Update const_eval.md for feature stabilization (rust-lang/reference#1166) - Remove `.intel_syntax`/`.att_syntax` support entirely. - Fix `.intel_syntax` directive ## book 3 commits in 3f255ed40b8c82a0434088568fbed270dc31bf00..036e88a4f135365de85358febe5324976a56030a 2022-02-27 21:26:12 -0500 to 2022-03-04 21:53:33 -0500 - Fix some links and small wordings - Snapshot of chapter 19 for nostarch - Clarify fully-qualified syntax explanation ## rust-by-example 2 commits in 2a928483a20bb306a7399c0468234db90d89afb5..d504324f1e7dc7edb918ac39baae69f1f1513b8e 2022-02-28 11:36:59 -0300 to 2022-03-07 09:26:32 -0300 - Fixed extra indentation at line 43 in Phantom Testcase example. (rust-lang/rust-by-example#1515) - Typo fixed in description of inline ASM cpuid function (rust-lang/rust-by-example#1514) ## rustc-dev-guide 3 commits in 32f2a5b4e7545318846185198542230170dd8a42..0e4b961a9c708647bca231430ce1b199993e0196 2022-03-01 10:45:24 -0600 to 2022-03-14 08:40:37 -0700 - update winget install instructions to ensure proper packages are installed (-e for --exact, and full package names to ensure arbitrary packages from the msstore source aren't installed) - Add missing rustdoc tests explanations - Fix incorrectly escaped backtick
The token
~is a valid punctuation token inside macro invocations and macro rule declarations: https://replit.com/@pushkine/Tilde-token#src/main.rs