replace .len() == 0 with is_empty()

closes #7198
This commit is contained in:
João Oliveira 2015-08-14 03:55:02 +01:00
parent f5e97ef1b5
commit 9c11781880
20 changed files with 25 additions and 29 deletions

View file

@ -35,7 +35,7 @@ impl<T: Ord + PartialOrd + PartialEq> BinarySearchMethods<T> for [T] {
impl<T> FullBinarySearchMethods<T> for [T] {
fn binary_search_index_by<K,C:Comparator<K,T>>(&self, key: &K, cmp: C) -> Option<usize> {
if self.len() == 0 {
if self.is_empty() {
return None;
}