www.digitalmars.com         C & C++   DMDScript  

digitalmars.D - opCall within with

reply Steve Teale <steve.teale britseyeview.com> writes:
YASQ - say I have

class Glob
{
   int a;
   this(int) { a = n; }
   int opCall(int n) { return n*a; }
}

Glob g = new Glob(2);
with (g)
{
   // should () have any special meaning here?
   int n = (3);
}
Mar 19 2009
next sibling parent reply "Simen Kjaeraas" <simen.kjaras gmail.com> writes:
On Thu, 19 Mar 2009 10:05:59 +0100, Steve Teale <steve.teale britseyeview.com>
wrote:


 YASQ - say I have

 class Glob
 {
    int a;
    this(int) { a = n; }
    int opCall(int n) { return n*a; }
 }

 Glob g = new Glob(2);
 with (g)
 {
    // should () have any special meaning here?
    int n = (3);
 }



Glob g = new Glob(2);
with ( g ) {
    int n = 2 * ( 3 + 4 );
}

If this sets my n to 28, Imma be pissed.
Mar 19 2009
parent reply Steve Teale <steve.teale britseyeview.com> writes:
Simen Kjaeraas Wrote:


 On Thu, 19 Mar 2009 10:05:59 +0100, Steve Teale <steve.teale britseyeview.com>
wrote:
 

 YASQ - say I have

 class Glob
 {
    int a;
    this(int) { a = n; }
    int opCall(int n) { return n*a; }
 }

 Glob g = new Glob(2);
 with (g)
 {
    // should () have any special meaning here?
    int n = (3);
 }



 Glob g = new Glob(2);
 with ( g ) {
     int n = 2 * ( 3 + 4 );
 }
 
 If this sets my n to 28, Imma be pissed.



Err, well yes,silly question, what about ((3+4))?  ;-)
Mar 19 2009
parent Steve Teale <steve.teale britseyeview.com> writes:
Jarrett Billingsley Wrote:


 On Thu, Mar 19, 2009 at 10:41 AM, Steve Teale
 <steve.teale britseyeview.com> wrote:

 Err, well yes,silly question, what about ((3+4))?  ;-)



 No!  This is a stupid idea, sorry.



That's what ;-) meant. I just so wanted to write ((((((((12)))))))) == "sausage"
Mar 19 2009
prev sibling next sibling parent Jarrett Billingsley <jarrett.billingsley gmail.com> writes:
On Thu, Mar 19, 2009 at 5:05 AM, Steve Teale
<steve.teale britseyeview.com> wrote:

 YASQ - say I have

 class Glob
 {
 =A0 int a;
 =A0 this(int) { a =3D n; }
 =A0 int opCall(int n) { return n*a; }
 }

 Glob g =3D new Glob(2);
 with (g)
 {
 =A0 // should () have any special meaning here?
 =A0 int n =3D (3);
 }



No.  Parenthesized expressions are not call expressions.

opCall, however, would be usable:

with(g)
{
    int n =3D opCall(3);
}
Mar 19 2009
prev sibling parent Jarrett Billingsley <jarrett.billingsley gmail.com> writes:
On Thu, Mar 19, 2009 at 10:41 AM, Steve Teale
<steve.teale britseyeview.com> wrote:

 Err, well yes,silly question, what about ((3+4))? =A0;-)



No!  This is a stupid idea, sorry.
Mar 19 2009