Count number of braces on a line in .

python/tidy/servo_tidy_tests/speclink.rs

@@ -3,7 +3,30 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 impl SpecLinkMethods for SpecLink {
+    amacro!("Macros inside impls should trigger spec checks.")
+
+    // Method declarations should trigger spec checks.
     fn Test(&self) -> f32 {
+        amacro!("Macros inside function declarations should not trigger spec checks.");
+        if unsafe { false } {
+        }
+        amacro!("Even if there's weird brace counts.");
         0
     }
+
+    // A spec link.
+    // https://example.com/
+    fn Foo() {}
+
+    /// A spec link.
+    /// https://example.com/
+    fn Foo() {}
+
+    /// A spec link.
+    /// https://example.com/
+    /// Doc comments are OK
+    // Regular comments are OK
+    #[allow(attributes_too)]
+    fn Foo() {}
 }
+