I know this issue but with changing some of structures, I can implement it
and now I only want testing adding features to compiler and don't care
about backward compatibility,just testing.
I added some changes to compiler functions and classes like
pstatmnt.while_statement and nflw.twhilerepeatnode but need more
information about functions and units.
Mohsen Timar
On Thu, Oct 8, 2015 at 6:28 PM, Michael Van Canneyt <mich...@freepascal.org>
wrote:
>
>
> On Thu, 8 Oct 2015, Mohsen wrote:
>
> Hi!
>> I wanna add new features and facilities to pascal like while - else, for
>> - else and inline if statement like python.
>>
>> examples
>>
>> ex1:
>>
>> I:=5;
>> while(I>0) do
>> begin
>> Write(I);
>> I:=I-1;
>> end else Write(' While Else ');
>>
>
> This cannot be implemented without breaking the language.
>
> I:=5:
> If (I<5) then
> while(I>0) do
> begin
> Write(I);
> I:=I-1;
> end else
> Write(' While Else ');
>
> Will not work correctly any more if you want to implement your idea.
>
> So this extension is not possible without breaking backwards compatibility.
>
> Michael.
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