klisp

commit 0abe7d6823874577794e85502f761ea433567414
parent 6d15ebe62a5b25fc7935c618e8b130c216ef730d
Author: Andres Navarro <canavarro82@gmail.com>
Date:   Thu, 14 Apr 2011 14:34:27 -0300

Added note to ask John about reduce vs fold.

Diffstat:
M
src/kgpairs_lists.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/kgpairs_lists.c b/src/kgpairs_lists.c
@@ -905,6 +905,12 @@ void do_reduce(klisp_State *K, TValue *xparams, TValue obj)
 }
 
 /* 6.3.10 reduce */
+/* ASK John: There should probably be a clarification to reduce comparing
+   with fold like in Haskell, r6rs and srfi-1 (all of which have the
+   mentioned in the report, left/right distintion).
+   srfi-1 also defines reduce-left/reduce-right that work as in 
+   kernel. The difference is the use or not of the id value if the list
+   is not null */
 void reduce(klisp_State *K, TValue *xparams, TValue ptree, TValue denv)
 {
     UNUSED(xparams);