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Update errors1.rs - Add Result type signature as it is difficult for new comers to understand Generics and Error all at once. (#157)

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Update errors1.rs - Add Result type signature as it is difficult for new comers to understand Generics and Error all at once.
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liv 2019-05-22 10:53:18 +02:00 committed by GitHub
parent 1f2ee8cb62 187d2ad226
commit 5423bc66a9
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exercises/error_handling/errors1.rs
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@ -63,7 +63,7 @@ mod tests {
// `Option`. // `Option`.
// To make this change, you'll need to: // To make this change, you'll need to:
// - update the return type in the function signature to be a Result that // - update the return type in the function signature to be a Result<String, String> that
// could be the variants `Ok(String)` and `Err(String)` // could be the variants `Ok(String)` and `Err(String)`
// - change the body of the function to return `Ok(stuff)` where it currently // - change the body of the function to return `Ok(stuff)` where it currently
// returns `Some(stuff)` // returns `Some(stuff)`