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RFC: Add a matches!(expression, pattern) macro. #264

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rust-highfive opened this issue Sep 24, 2014 · 2 comments
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RFC: Add a matches!(expression, pattern) macro. #264

rust-highfive opened this issue Sep 24, 2014 · 2 comments
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A-expressions Term language related proposals & ideas A-macros-libstd Proposals that introduce new standard library macros A-patterns Pattern matching related proposals & ideas postponed RFCs that have been postponed and may be revisited at a later time. T-lang Relevant to the language team, which will review and decide on the RFC. T-libs-api Relevant to the library API team, which will review and decide on the RFC.

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@rust-highfive
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Rendered view: https://github.com/SimonSapin/rfcs/blob/matches-macro/active/0000-matches-macro.md

Please note: This is different from the if let proposal. I believe the two proposals are complementary rather than competing.

Tracking issue for postponed PR #163
@rust-highfive rust-highfive added the postponed RFCs that have been postponed and may be revisited at a later time. label Sep 24, 2014
@alexcrichton alexcrichton mentioned this issue Apr 14, 2015
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@nrc nrc added T-lang Relevant to the language team, which will review and decide on the RFC. T-libs-api Relevant to the library API team, which will review and decide on the RFC. labels Aug 17, 2016
withoutboats pushed a commit to withoutboats/rfcs that referenced this issue Jan 15, 2017
@alexcrichton
Wake up senders in Receiver::close
682e7d9 
They'll never be able to send more data, so they should wake up and react to
this fact.

Closes rust-lang#264
@Centril Centril added A-patterns Pattern matching related proposals & ideas A-macros-libstd Proposals that introduce new standard library macros A-expressions Term language related proposals & ideas labels Nov 26, 2018
@masklinn
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masklinn commented Jul 2, 2020 •
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@alexcrichton maybe this PR can be either accepted & merged or just closed since the feature was merged in 1.42 (apparently directly via PR without referring back to RFCs): https://blog.rust-lang.org/2020/03/12/Rust-1.42.html#matches

@kennytm
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kennytm commented Jul 2, 2020 •
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matches! was tracked in rust-lang/rust#65721 and is already stabilized. Closing.

@kennytm kennytm closed this as completed Jul 2, 2020
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A-expressions Term language related proposals & ideas A-macros-libstd Proposals that introduce new standard library macros A-patterns Pattern matching related proposals & ideas postponed RFCs that have been postponed and may be revisited at a later time. T-lang Relevant to the language team, which will review and decide on the RFC. T-libs-api Relevant to the library API team, which will review and decide on the RFC.
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