Merge pull request swiftlang#36203 from xwu/default-accessor-error-gardening

Author: swift-ci

include/swift/AST/DiagnosticsParse.def

@@ -249,7 +249,8 @@ ERROR(computed_property_no_accessors, none,
 ERROR(expected_getset_in_protocol,none,
       "expected get or set in a protocol property", ())
 ERROR(unexpected_getset_implementation_in_protocol,none,
-      "protocol property %0 cannot have a default implementation specified here; use extension instead", (StringRef))
+      "protocol property %0 cannot have a default implementation specified "
+      "here; use extension instead", (StringRef))
 ERROR(computed_property_missing_type,none,
       "computed property must have an explicit type", ())
 ERROR(getset_nontrivial_pattern,none,

lib/Parse/ParseDecl.cpp

@@ -6071,10 +6071,9 @@ ParserStatus Parser::parseGetSet(ParseDeclOptions Flags,
                                  existingAccessor);
     }
 
-    // There's should be no body in the limited syntax.
+    // There should be no body in the limited syntax; diagnose unexpected
+    // accessor implementations.
     if (parsingLimitedSyntax) {
-      // If there ~is~ a body in the limited syntax, alert that accessors can not
-      // be implemented.
       if (Tok.is(tok::l_brace))
         diagnose(Tok, diag::unexpected_getset_implementation_in_protocol,
                  getAccessorNameForDiagnostic(Kind, /*article*/ false));