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Refactor balance calculation

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Roman Zeyde 2018-05-31 12:55:50 +03:00
parent 2e84b05c28
commit 8c3382cea7
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1 changed files with 3 additions and 2 deletions
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src/query.rs
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@ -34,8 +34,9 @@ pub struct Status {
} }
fn calc_balance((funding, spending): &(Vec<FundingOutput>, Vec<SpendingInput>)) -> u64 { fn calc_balance((funding, spending): &(Vec<FundingOutput>, Vec<SpendingInput>)) -> u64 {
let total = funding.iter().fold(0, |acc, output| acc + output.value); let funded_values = funding.iter().map(|output| output.value);
spending.iter().fold(total, |acc, input| acc - input.value) let spent_values = spending.iter().map(|input| input.value);
funded_values.sum::<u64>() - spent_values.sum::<u64>()
} }
impl Status { impl Status {