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From: "Jeffrey R. Carter" <spam.jrcarter.not@spam.not.acm.org>
Newsgroups: comp.lang.ada
Subject: Re: "functional" programming in Ada
Date: Tue, 6 Mar 2018 17:26:52 +0100
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Xref: reader02.eternal-september.org comp.lang.ada:50850
Date: 2018-03-06T17:26:52+01:00
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On 03/06/2018 03:36 PM, Mehdi Saada wrote:
>>  From a compiler writer POV I may understand it for the same reasons we
>> have the private part in the spec.
> How come ? Why should the compiler handle those functions differently than normal functions whose body is forbidden to be anywhere else than in the package body ?

According to the Ada-12 Rationale, expression functions were added to help with 
contracts.

-- 
Jeff Carter
"He that hath no beard is less than a man."
Much Ado About Nothing
132