[Issue 12718] New: Allow use invariant without parentheses or improve error message

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12718

          Issue ID: 12718
           Summary: Allow use invariant without parentheses or improve
                    error message
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: DMD
          Assignee: nob...@puremagic.com
          Reporter: temta...@gmail.com

class C {
invariant {}
}

Error: use 'immutable' instead of 'invariant'

I think invariants should be allowed without parentheses or error message
should say about it.

--