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Merge pull request #737 from JonnyWalker81/fix-last-command-crash

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Fixed last command crash
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Jonathan Turner 2019-09-30 18:13:34 +13:00 committed by GitHub
commit af8e2f6961
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1 changed files with 7 additions and 4 deletions
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5
src/commands/last.rs
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@ -38,11 +38,14 @@ fn last(
) -> Result<OutputStream, ShellError> { ) -> Result<OutputStream, ShellError> {
let stream = async_stream! { let stream = async_stream! {
let v: Vec<_> = context.input.into_vec().await; let v: Vec<_> = context.input.into_vec().await;
let k = v.len() - (*amount as usize); let count = (*amount as usize);
if count < v.len() {
let k = v.len() - count;
for x in v[k..].iter() { for x in v[k..].iter() {
let y: Tagged<Value> = x.clone(); let y: Tagged<Value> = x.clone();
yield ReturnSuccess::value(y) yield ReturnSuccess::value(y)
} }
}
}; };
Ok(stream.to_output_stream()) Ok(stream.to_output_stream())
} }