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Only require a mutable borrow by using option's take().

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This commit is contained in:
Tom Alexander 2022-12-10 21:36:22 -05:00
parent bb4b045aa8
commit 7ba863118f
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1 changed files with 2 additions and 2 deletions
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4
src/parser/list.rs
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@ -35,8 +35,8 @@ impl<T: Debug> List<T> {
}
}
pub fn pop_front(self) -> (Option<T>, List<T>) {
match self.head {
pub fn pop_front(&mut self) -> (Option<T>, List<T>) {
match self.head.take() {
None => (None, List::new()),
Some(popped_node) => {
let extracted_node =