22 lines
596 B
Rust
22 lines
596 B
Rust
//! Take a list of Results, and try to unwrap all of them. Returns a Result
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//! which either contains every Result unwrapped, or every error that exists
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//! within the array.
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pub fn try_all<U, E>(list: Vec<Result<U, E>>) -> Result<Vec<U>, Vec<E>> {
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let mut successes = Vec::with_capacity(list.len());
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let mut failures = Vec::with_capacity(list.len());
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for item in list {
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match item {
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Ok(s) => successes.push(s),
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Err(e) => failures.push(e),
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}
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}
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if failures.len() > 0 {
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Err(failures)
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} else {
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Ok(successes)
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}
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}
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