Test whether it is bang macro properly

1 files changed, 4 insertions, 0 deletions

diff --git a/crates/ra_syntax/src/ast/extensions.rs b/crates/ra_syntax/src/ast/extensions.rs
index f2ea5088e..d68f1029f 100644
--- a/crates/ra_syntax/src/ast/extensions.rs
+++ b/crates/ra_syntax/src/ast/extensions.rs
@@ -423,6 +423,10 @@ impl ast::MacroCall {
             None
         }
     }
+
+    pub fn is_bang(&self) -> bool {
+        self.is_macro_rules().is_none()
+    }
 }
 
 impl ast::LifetimeParam {