diff options
| -rw-r--r-- | src/doc/guide.md | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/doc/guide.md b/src/doc/guide.md index d98f7c393f0..d7990e59bb5 100644 --- a/src/doc/guide.md +++ b/src/doc/guide.md @@ -3463,7 +3463,7 @@ note: previous borrow ends here This is a big error message. Let's dig into it for a moment. There are three parts: the error and two notes. The error says what we expected, we cannot have -two pointers that point to the same memory. +two mutable pointers that point to the same memory. The two notes give some extra context. Rust's error messages often contain this kind of extra information when the error is complex. Rust is telling us two @@ -3762,7 +3762,7 @@ value that must persist as long as any of several referrers, read on. ## Rc and Arc -Sometimes, you need a variable that is referenced from multiple places +Sometimes you need a variable that is referenced from multiple places (immutably!), lasting as long as any of those places, and disappearing when it is no longer referenced. For instance, in a graph-like data structure, a node might be referenced from all of its neighbors. In this case, it is not possible @@ -3858,7 +3858,7 @@ match x { ``` If you're matching on an enum which has variants, you can use `..` to -ignore the value in the variant: +ignore the value and type in the variant: ```{rust} enum OptionalInt { |