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expand: refactor/polish ~ simplify if condition

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Roy Ivy III 2020-04-04 11:37:46 -05:00
parent ecb8f2873a
commit 84f05f209c
1 changed files with 1 additions and 6 deletions
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7
src/tr/expand.rs
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@ -88,12 +88,7 @@ impl<'a> Iterator for ExpandSet<'a> {
if let Some(first) = self.unesc.next() { if let Some(first) = self.unesc.next() {
// peek ahead // peek ahead
if self.unesc.peek() == Some(&'-') if self.unesc.peek() == Some(&'-') && self.unesc.size_hint().0 > 1 {
&& match self.unesc.size_hint() {
(x, _) if x > 1 => true, // there's a range here; record it in our internal Range struct
_ => false,
}
{
self.unesc.next(); // this is the '-' self.unesc.next(); // this is the '-'
let last = self.unesc.next().unwrap(); // this is the end of the range let last = self.unesc.next().unwrap(); // this is the end of the range