Document drop scopes #514
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Document drop scopes #514
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ehuss
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Jan 19, 2019
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Centril
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@matthewjasper sorry I had not noticed this until now. I'll try to provide my review soon |
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ping @pnkfelix :) |
Style and grammar fixes Co-Authored-By: matthewjasper <mjjasper1@gmail.com>
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I rebased this on the latest master and resolved the conflicts. |
nikomatsakis
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Apr 15, 2020
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I gave a quick read and this seemed quite good. I also scheduled myself some more time to read the temporary lifetime rules, in particular, more closely. Thanks @matthewjasper!
src/destructors.md
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| * The elements of an [array] or owned [slice][array] are dropped from the | ||
| first element to the last. \* | ||
| * The captured values of a [closure] are dropped in an unspecified order. | ||
| * The fields of a [struct] or [tuple] are dropped in declaration order. |
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Nit: tuples are not declared, right? I think I would say "The fields of a tuple are dropped in order." or something
| partially_initialized.0 = ShowOnDrop("Partial tuple first"); | ||
| ``` | ||
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| ## Drop scopes |
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The documentation is "in the code", as they predate RFCs. Thanks @matthewjasper for writing it up, I too had an "in progress" write-up somewhere (part of a larger amendment to RFC 66...) but I'm happy to have someone else take a crack at it.
Some relevant links:
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| [expressions chapter]: expressions.md | ||
| [lifetime of temporaries]: expressions.md#temporary-lifetimes | ||
| [linkage]: linkage.md | ||
| [expressions chapter]: expressions.html |
Dylan-DPC-zz
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Update books ## nomicon 5 commits in 6eb24d6e9c0773d4aee68ed5fca121ce3cdf676a..4d2d275997746d35eabfc4d992dfbdcce2f626ed 2020-04-06 02:21:15 +0200 to 2020-04-27 10:24:52 -0400 - Fix example in FFI, section NPO - Update implementation code of `split_at_mut` - Use rust-lang/rust linkchecker on CI. - Use just `std::_` instead of `::std::_` - Remove illegal space. ## reference 2 commits in 3ce94ca..ed22e6fbfcb6ce436e9ea3b4bb4a55b2fb50a57e 2020-04-11 17:00:27 +0200 to 2020-04-24 12:46:22 -0700 - Fix grammer for tuple patterns and tuple struct patterns (rust-lang/reference#794) - Document drop scopes (rust-lang/reference#514) ## book 2 commits in f5db319e0b19c22964398d56bc63103d669e1bba..e37c0e84e2ef73d3a4ebffda8011db6814a3b02d 2020-04-13 08:06:03 -0500 to 2020-04-26 09:31:36 -0500 - Mention short-circuiting in Appendix 02 (rust-lang/book#2318) - Increase HTTP buffer size and add 'Content-Length' header (rust-lang/book#2246) ## rust-by-example 8 commits in c106d1683c3a2b0960f0f0fb01728cbb19807332..ffc99581689fe2455908aaef5f5cf50dd03bb8f5 2020-04-09 09:14:39 -0300 to 2020-04-24 15:05:04 -0300 - Fix Example -> Examples (rust-lang/rust-by-example#1340) - Make unsuffixed literal plural (rust-lang/rust-by-example#1335) - Ensure example error matches the comment (rust-lang/rust-by-example#1336) - Add missing triple backticks (rust-lang/rust-by-example#1339) - Clarify conditional compilation (rust-lang/rust-by-example#1338) - Clarifies how to customize lib crate name (rust-lang/rust-by-example#1337) - Fix bytes of youkoso in shiftjis (rust-lang/rust-by-example#1333) - Fix possible typo (rust-lang/rust-by-example#1334) ## embedded-book 4 commits in 668fb07b6160b9c468f598e839c1e044db65de30..40beccdf1bb8eb9184a2e3b42db8b8c6e394247f 2020-04-13 12:38:16 +0000 to 2020-04-26 17:44:14 +0000 - Add hint on memory config to GDB debugging section (rust-embedded/book#215) - Adds cargo-generate to installation instructions (rust-embedded/book#213) - collections: Fix example allocator (rust-embedded/book#206) - Flip111/patch 8 (rust-embedded/book#233)
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Closes #452