};
if_chain! {
if let ExpnKind::Macro(MacroKind::Bang, mac_name) = span.ctxt().outer_expn_data().kind;
- let name = &*mac_name.as_str();
+ let name = mac_name.as_str();
if let Some(braces) = mac_braces.macro_braces.get(name);
if let Some(snip) = snippet_opt(cx, span.ctxt().outer_expn_data().call_site);
// we must check only invocation sites