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add link to 'BorrowKind' in closure.md

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Youngsuk_Kim 2020-09-25 22:42:13 -04:00 committed by Joshua Nelson
parent 06fdc4321e
commit 49611100bf
1 changed files with 4 additions and 3 deletions
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7
src/closure.md
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@ -181,11 +181,12 @@ shared borrow and another one for a mutable borrow. It will also tell us what wa
The callbacks are defined by implementing the [`Delegate`] trait. The
[`InferBorrowKind`][ibk] type implements `Delegate` and keeps a map that
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
`ImmBorrow`, `UniqueImmBorrow`, `MutBorrow` as defined in the
records for each upvar which mode of capture was required. The modes of capture
can be `ByValue` (moved) or `ByRef` (borrowed). For `ByRef` borrows, the possible
[`BorrowKind`][BorrowKind]s are `ImmBorrow`, `UniqueImmBorrow`, `MutBorrow` as defined in the
[`compiler/rustc_middle/src/ty/mod.rs`][middle_ty].
[BorrowKind]: https://doc.rust-lang.org/nightly/nightly-rustc/rustc_middle/ty/enum.BorrowKind.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):