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Preallocate output string of str.title() with required size

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Yonatan Goldschmidt
2019-05-03 01:00:49 +03:00
parent 8f3b62ba0e
commit 620bea7830
1 changed files with 1 additions and 1 deletions
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vm/src/obj/objstr.rs
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@@ -425,7 +425,7 @@ impl PyString {
/// uppercase character and the remaining characters are lowercase. /// uppercase character and the remaining characters are lowercase.
#[pymethod] #[pymethod]
fn title(&self, _vm: &VirtualMachine) -> String { fn title(&self, _vm: &VirtualMachine) -> String {
let mut title = String::new(); let mut title = String::with_capacity(self.value.len());
let mut previous_is_cased = false; let mut previous_is_cased = false;
for c in self.value.chars() { for c in self.value.chars() {
if c.is_lowercase() { if c.is_lowercase() {