diff options
| -rw-r--r-- | exercises/error_handling/errors1.rs | 8 | ||||
| -rw-r--r-- | info.toml | 6 |
2 files changed, 4 insertions, 10 deletions
diff --git a/exercises/error_handling/errors1.rs b/exercises/error_handling/errors1.rs index 243622c..c417fb2 100644 --- a/exercises/error_handling/errors1.rs +++ b/exercises/error_handling/errors1.rs @@ -1,9 +1,8 @@ // errors1.rs // This function refuses to generate text to be printed on a nametag if // you pass it an empty string. It'd be nicer if it explained what the problem -// was, instead of just sometimes returning `None`. The 2nd test currently -// does not compile or pass, but it illustrates the behavior we would like -// this function to have. +// was, instead of just sometimes returning `None`. Thankfully, Rust has a similar +// construct to `Option` that can be used to express error conditions. Let's use it! // Execute `rustlings hint errors1` for hints! // I AM NOT DONE @@ -21,9 +20,6 @@ pub fn generate_nametag_text(name: String) -> Option<String> { mod tests { use super::*; - // This test passes initially if you comment out the 2nd test. - // You'll need to update what this test expects when you change - // the function under test! #[test] fn generates_nametag_text_for_a_nonempty_name() { assert_eq!( @@ -490,7 +490,7 @@ name = "errors1" path = "exercises/error_handling/errors1.rs" mode = "test" hint = """ -`Err` is one of the variants of `Result`, so what the 2nd test is saying +`Ok` and `Err` are one of the variants of `Result`, so what the tests are saying is that `generate_nametag_text` should return a `Result` instead of an `Option`. @@ -500,9 +500,7 @@ To make this change, you'll need to: - change the body of the function to return `Ok(stuff)` where it currently returns `Some(stuff)` - change the body of the function to return `Err(error message)` where it - currently returns `None` - - change the first test to expect `Ok(stuff)` where it currently expects - `Some(stuff)`.""" + currently returns `None`""" [[exercises]] name = "errors2" |