On 2011-09-22 00:50, Andrei Alexandrescu wrote:
On 9/21/11 5:29 PM, bearophile wrote:
Walter Bright:
D
(a,b) { return a + b; }
In D to define a true lambda you need types too:
auto f = (int a,int b){ return a + b; };
No.
Andrei
void foo (int delegate (int, int) a){}
void main ()
{
foo((a, b) { return a +b;});
}
Results in:
main.d(48): Error: undefined identifier a
main.d(48): Error: undefined identifier b
main.d(48): Error: function main.foo (int delegate(int, int) a) is not
callable using argument types (_error_ delegate(_error_, _error_))
main.d(48): Error: cannot implicitly convert expression (__dgliteral1)
of type _error_ delegate(_error_, _error_) to int delegate(int, int)
Failed: /Users/jacob/.dvm/bin/dvm-current-dc -v -o-
'/Users/jacob/development/d/main.d' -I'/Users/jacob/development/d'
>/Users/jacob/development/d/main.d.deps
--
/Jacob Carlborg
