Rollup merge of #68515 - Wind-River:master_2020, r=alexcrichton

[rust.git] / src / librustc_errors / diagnostic_builder.rs

diff --git a/src/librustc_errors/diagnostic_builder.rs b/src/librustc_errors/diagnostic_builder.rs
index 79ec9ad7b03297812b3550a0677bc7513728c170..3c217c1d64373556cdd9605e89605d22d836cede 100644 (file)
--- a/src/librustc_errors/diagnostic_builder.rs
+++ b/src/librustc_errors/diagnostic_builder.rs
@@ -385,3 +385,19 @@ fn drop(&mut self) {
         }
     }
 }
+
+#[macro_export]
+macro_rules! struct_span_err {
+    ($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
+        $session.struct_span_err_with_code(
+            $span,
+            &format!($($message)*),
+            $crate::error_code!($code),
+        )
+    })
+}
+
+#[macro_export]
+macro_rules! error_code {
+    ($code:ident) => {{ $crate::DiagnosticId::Error(stringify!($code).to_owned()) }};
+}