diff options
Diffstat (limited to 'exercises')
| -rw-r--r-- | exercises/enums/README.md | 4 | ||||
| -rw-r--r-- | exercises/error_handling/README.md | 4 | ||||
| -rw-r--r-- | exercises/generics/generics3.rs | 4 | ||||
| -rw-r--r-- | exercises/traits/README.md | 6 |
4 files changed, 9 insertions, 9 deletions
diff --git a/exercises/enums/README.md b/exercises/enums/README.md index a090a43..091f5d0 100644 --- a/exercises/enums/README.md +++ b/exercises/enums/README.md @@ -1,8 +1,8 @@ ### Enums -Rust allows you to define types called "enums" which enumerate possible values. +Rust allows you to define types called "enums" which enumerate possible values. Enums are a feature in many languages, but their capabilities differ in each language. Rust’s enums are most similar to algebraic data types in functional languages, such as F#, OCaml, and Haskell. -Useful in combination with enums is Rust's "pattern matching" facility, which makes it easy to run different code for different values of an enumeration. +Useful in combination with enums is Rust's "pattern matching" facility, which makes it easy to run different code for different values of an enumeration. #### Book Sections diff --git a/exercises/error_handling/README.md b/exercises/error_handling/README.md index cf66c2b..77a58d1 100644 --- a/exercises/error_handling/README.md +++ b/exercises/error_handling/README.md @@ -1,5 +1,5 @@ For this exercise check out the sections: -- [Error Handling](https://doc.rust-lang.org/book/ch09-02-recoverable-errors-with-result.html) -- [Generics](https://doc.rust-lang.org/book/ch10-01-syntax.html) +- [Error Handling](https://doc.rust-lang.org/book/ch09-02-recoverable-errors-with-result.html) +- [Generics](https://doc.rust-lang.org/book/ch10-01-syntax.html) of the Rust Book. diff --git a/exercises/generics/generics3.rs b/exercises/generics/generics3.rs index 6f95145..64dd9bc 100644 --- a/exercises/generics/generics3.rs +++ b/exercises/generics/generics3.rs @@ -4,8 +4,8 @@ // However, the school also issues alphabetical grades (A+ -> F-) and needs // to be able to print both types of report card! -// Make the necessary code changes in the struct ReportCard and the impl block -// to support alphabetical report cards. Change the Grade in the second test to "A+" +// Make the necessary code changes in the struct ReportCard and the impl block +// to support alphabetical report cards. Change the Grade in the second test to "A+" // to show that your changes allow alphabetical grades. // Execute 'rustlings hint generics3' for hints! diff --git a/exercises/traits/README.md b/exercises/traits/README.md index 1ce46fe..8cd03ec 100644 --- a/exercises/traits/README.md +++ b/exercises/traits/README.md @@ -1,6 +1,6 @@ ### Traits -A trait is a collection of methods. +A trait is a collection of methods. Data types can implement traits. To do so, the methods making up the trait are defined for the data type. For example, the `String` data type implements the `From<&str>` trait. This allows a user to write `String::from("hello")`. @@ -8,7 +8,7 @@ In this way, traits are somewhat similar to Java interfaces and C++ abstract cla Some additional common Rust traits include: -+ `Clone` (the `clone` method), ++ `Clone` (the `clone` method), + `Display` (which allows formatted display via `{}`), and + `Debug` (which allows formatted display via `{:?}`). @@ -17,4 +17,4 @@ Because traits indicate shared behavior between data types, they are useful when #### Book Sections -- [Traits](https://doc.rust-lang.org/book/ch10-02-traits.html)
\ No newline at end of file +- [Traits](https://doc.rust-lang.org/book/ch10-02-traits.html) |