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Replace if + unwrap with if let in check_stack

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David Tolnay 2022-01-18 19:18:47 -08:00
parent 80139a0f02
commit 947a09a4a8
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1 changed files with 1 additions and 2 deletions
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compiler/rustc_ast_pretty/src/pp.rs
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@ -379,8 +379,7 @@ impl Printer {
} }
fn check_stack(&mut self, k: usize) { fn check_stack(&mut self, k: usize) {
if !self.scan_stack.is_empty() { if let Some(&x) = self.scan_stack.front() {
let x = *self.scan_stack.front().unwrap();
match self.buf[x].token { match self.buf[x].token {
Token::Begin(_) => { Token::Begin(_) => {
if k > 0 { if k > 0 {