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update description of 'ByRef' borrows of closures

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Youngsuk_Kim 2020-09-25 17:39:17 -04:00 committed by Joshua Nelson
parent a0958b664c
commit 06fdc4321e
1 changed files with 3 additions and 3 deletions
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src/closure.md
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@ -183,10 +183,10 @@ The callbacks are defined by implementing the [`Delegate`] trait. The
[`InferBorrowKind`][ibk] type implements `Delegate` and keeps a map that [`InferBorrowKind`][ibk] type implements `Delegate` and keeps a map that
records for each upvar which mode of borrow was required. The modes of borrow records for each upvar which mode of borrow was required. The modes of borrow
can be `ByValue` (moved) or `ByRef` (borrowed). For `ByRef` borrows, it can be can be `ByValue` (moved) or `ByRef` (borrowed). For `ByRef` borrows, it can be
`shared`, `shallow`, `unique` or `mut` as defined in the `ImmBorrow`, `UniqueImmBorrow`, `MutBorrow` as defined in the
[`compiler/rustc_middle/src/mir/mod.rs`][mir_mod]. [`compiler/rustc_middle/src/ty/mod.rs`][middle_ty].
[mir_mod]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_middle/mir/index.html [middle_ty]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_middle/ty/index.html
`Delegate` defines a few different methods (the different callbacks): `Delegate` defines a few different methods (the different callbacks):
**consume** for *move* of a variable, **borrow** for a *borrow* of some kind **consume** for *move* of a variable, **borrow** for a *borrow* of some kind