fn clamp<'s>(exp: &'s str) -> Option<&'s str> {
    if let Some(start) = exp.find('(') {
        if let Some(end) = exp.rfind(')') {
            return Some(&exp[start + 1..end].trim());
        }
    }
    None
}
// Captures a string slice contained within specific patterns
Captures a string slice contained within specific patterns
Captures a string slice contained within specific patterns
fn clamp<'s>(exp: &'s str) -> Option<&'s str> {
    if let Some(start) = exp.find('(') {
        if let Some(end) = exp.rfind(')') {
            return Some(&exp[start + 1..end].trim());
        }
    }
    None
}
fn clamp < ' s > ( exp : & ' s str ) -> Option < & ' s str > { if let Some ( start ) = exp . find ( '(' ) { if let Some ( end ) = exp . rfind ( ')' ) { return Some ( & exp [ start + 1 .. end ] . trim ( ) ) ; } } None }
Captures a string slice contained within specific patterns
Captures a string slice contained within specific patterns
exp
&'s str
exp
&'s str