Changes to crates/matcher/tests/. All files

crates/matcher/tests/util.rs

@@ -54,7 +54,7 @@ impl Matcher for RegexMatcher {     }      fn capture_index(&self, name: &str) -> Option<usize> {-        self.names.get(name).map(|i| *i)+        self.names.get(name).copied()     }      // We purposely don't implement any other methods, so that we test the