pub trait StringUtils {
fn find_tail(&self, value: &str) -> Option<usize>;
}
impl StringUtils for &str {
fn find_tail(&self, value: &str) -> Option<usize> {
Some(self.find(value)? + value.len())
}
}
impl StringUtils for String {
fn find_tail(&self, value: &str) -> Option<usize> {
Some(self.find(value)? + value.len())
}
}