On 12/19/10 22:33, Larry Evans wrote:
On 12/19/10 19:54, Larry Evans wrote: [snip]
Actually, fcpp already has it in monad.h. Fcpp is available at sourceforge:
[snip] OOPS, That doesn't look like it's maintained and doesn't have any test drivers or examples. This location might be more complete:
[snip] Brent, Using the fc++ library, the attached c++ program produces output: --{-- output --- make -k run /home/evansl/prog_dev/boost-svn/ro/trunk/sandbox-local/build/gcc4_4n/boost-svn/ro/trunk/sandbox-local/fc++/sourceforge/sandbox/monad_list_comprehension.exe ---------:41 1,3 1,4 2,3 2,4 --------- Compilation finished at Mon Dec 20 04:28:48 --}-- output --- Actually, the following line(around line 587): typedef typename OrigET::template Go<Dummy>::BE BE1; had to be removed from the fc++ lambda.h file to enable compilation of the attached. Maybe you could merge the best ideas from both your and fc++'s version of list comprehension. Anyway, I thought it might be useful to see how another list comprehension was implemented. -regards, Larry