[fpc-pascal] New feature: IfThen() intrinsic

[John Lee]

on, and on and on blah blah - lets move on!

On 2 February 2016 at 17:06, Martin <fpc at mfriebe.de> wrote:

> On 02/02/2016 16:49, Sven Barth wrote:
>
>>
>>
>> > also if we are discussing (are we?) a form like
>> >   x:= iIf a>b  iThen c iElse b;
>> > then why not
>> >   x:=  a>b  ifThen c ifElse b;
>>
>> Because I won't add new keywords just for this feature, especially if
>> they are inside normal code (I'm a bit less strict outside of routine
>> bodies ;) ).
>>
>> Ah, ok: "iif"  (as none function) is of the table too. I had not gotten
> that from the discussion so far.
>
> But fair enough, if they would become keywords, then I agree the impact on
> existing code would be potentially massive.
>
> In this case, I dislike the
>    x := if a then b else c;
>
> While at first easier to read (no  need to know that IfThen or IIF is an
> intrinsic), it resembles (I am aware it is not, but it still resembles) a
> statement, and opens the door to discussions that other statement should
> return values too.
> Like x := y := 1; which is not desirable at all.
>
>
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