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Write seperator beforehand

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This commit is contained in:
Shotaro Yamada 2019-03-29 17:30:39 +09:00
parent 6e288fdae0
commit 8e4c20da80
1 changed files with 4 additions and 6 deletions
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10
src/imports.rs
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@ -205,11 +205,10 @@ impl fmt::Display for UseSegment {
UseSegment::List(ref list) => {
write!(f, "{{")?;
for (i, item) in list.iter().enumerate() {
let is_last = i == list.len() - 1;
write!(f, "{}", item)?;
if !is_last {
if i != 0 {
write!(f, ", ")?;
}
write!(f, "{}", item)?;
}
write!(f, "}}")
}
@ -219,11 +218,10 @@ impl fmt::Display for UseSegment {
impl fmt::Display for UseTree {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
for (i, segment) in self.path.iter().enumerate() {
let is_last = i == self.path.len() - 1;
write!(f, "{}", segment)?;
if !is_last {
if i != 0 {
write!(f, "::")?;
}
write!(f, "{}", segment)?;
}
Ok(())
}