https://issues.dlang.org/show_bug.cgi?id=22851

          Issue ID: 22851
           Summary: Missing reference to std.sumtype's source in the
                    latter's documentation
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: trivial
          Priority: P1
         Component: phobos
          Assignee: nobody@puremagic.com
          Reporter: starcanopy@protonmail.com

There is no 'Source: $(PHOBOSSRC std/sumtype.d)' in std.sumtype's module
documentation.

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