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Use functional transformations on the option instead of matching.

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This commit is contained in:
Jimmy Cuadra 2017-02-11 10:00:56 -08:00
parent bd14c7f333
commit 1fa9dbc00e
1 changed files with 15 additions and 18 deletions
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33
src/librustdoc/clean/mod.rs
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@ -328,26 +328,23 @@ impl Item {
}
pub fn stability_class(&self) -> Option<String> {
match self.stability {
Some(ref s) => {
let mut classes = Vec::with_capacity(2);
self.stability.as_ref().and_then(|ref s| {
let mut classes = Vec::with_capacity(2);
if s.level == stability::Unstable {
classes.push("unstable");
}
if !s.deprecated_since.is_empty() {
classes.push("deprecated");
}
if classes.len() != 0 {
Some(classes.join(" "))
} else {
None
}
if s.level == stability::Unstable {
classes.push("unstable");
}
None => None,
}
if !s.deprecated_since.is_empty() {
classes.push("deprecated");
}
if classes.len() != 0 {
Some(classes.join(" "))
} else {
None
}
})
}
pub fn stable_since(&self) -> Option<&str> {