diff options
Diffstat (limited to 'exercises/error_handling/errors1.rs')
| -rw-r--r-- | exercises/error_handling/errors1.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/exercises/error_handling/errors1.rs b/exercises/error_handling/errors1.rs index c417fb2..bcee972 100644 --- a/exercises/error_handling/errors1.rs +++ b/exercises/error_handling/errors1.rs @@ -3,16 +3,16 @@ // you pass it an empty string. It'd be nicer if it explained what the problem // 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! +// Execute `rustlings hint errors1` or use the `hint` watch subcommand for a hint. // I AM NOT DONE pub fn generate_nametag_text(name: String) -> Option<String> { - if name.len() > 0 { - Some(format!("Hi! My name is {}", name)) - } else { + if name.is_empty() { // Empty names aren't allowed. None + } else { + Some(format!("Hi! My name is {}", name)) } } |
