Implement Default for proc_macro::TokenStream

rust-lang · May 15, 2020 · d5ea925 · d5ea925
1 parent 85f0da6
commit d5ea925
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/libproc_macro/lib.rs b/src/libproc_macro/lib.rs
@@ -158,6 +158,13 @@ impl fmt::Debug for TokenStream {
     }
 }
 
+#[stable(feature = "proc_macro_token_stream_default", since = "1.45.0")]
+impl Default for TokenStream {
+    fn default() -> Self {
+        TokenStream::new()
+    }
+}
+
 #[unstable(feature = "proc_macro_quote", issue = "54722")]
 pub use quote::{quote, quote_span};