From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: * X-Spam-Status: No, score=1.0 required=5.0 tests=BAYES_00,INVALID_MSGID, PP_MIME_FAKE_ASCII_TEXT,REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII X-Google-Thread: fac41,2c6139ce13be9980 X-Google-Attributes: gidfac41,public X-Google-Thread: 103376,3d3f20d31be1c33a X-Google-Attributes: gid103376,public X-Google-Thread: f43e6,2c6139ce13be9980 X-Google-Attributes: gidf43e6,public X-Google-Thread: 1108a1,2c6139ce13be9980 X-Google-Attributes: gid1108a1,public From: donh@syd.csa.com.au (Don Harrison) Subject: Re: Safety-critical development in Ada and Eiffel Date: 1997/07/21 Message-ID: #1/1 X-Deja-AN: 257923409 Sender: news@syd.csa.com.au X-Nntp-Posting-Host: dev50 References: <33CE14E1.2B9F@hello.nl> Organization: CSC Australia, Sydney Reply-To: donh@syd.csa.com.au Newsgroups: comp.object,comp.software-eng,comp.lang.ada,comp.lang.eiffel Date: 1997-07-21T00:00:00+00:00 List-Id: Karel Th�nissen wrote: :Don Harrison wrote: : :> Interestingly, this issue reveals a benefit of unifying module and type. :> A unified model that dictates unique class names (eg. Eiffel's) simplifies :> things by allowing class names to serve a twofold purpose in clients - :> importing modules and entity (variable or routine parameter) declarations. :> In one fell swoop, the need for import statements ("with"), visibility :> statements ("use"), and module prefixes for diambiguation disappear. : :Correct, that this is unified in Eiffel, but the problem is pushed :towards Lace: Agree. :in Lace you do more or less the same as with and use in Ada. I would have thought it was more like just "renames". :You cannot have human-friendly names for classes/components if you also :want to use classes written by third party vendors. There just is no way :to avoid vendors from using identical symbolic names for their gadgets. :So renaming and specification of classes used remains necessary. Agree. Don. =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Don Harrison donh@syd.csa.com.au