From 0029832ba1797cf6c78defd9ece3d972929864b6 Mon Sep 17 00:00:00 2001 From: Grzegorz Adam Hankiewicz Date: Mon, 30 Dec 2013 13:29:28 +0100 Subject: [PATCH] Adds note about iterators having same signature as procs. --- doc/tut1.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/doc/tut1.txt b/doc/tut1.txt index 817bc6905..91bff41d7 100644 --- a/doc/tut1.txt +++ b/doc/tut1.txt @@ -813,7 +813,11 @@ important differences: However, you can also use a ``closure`` iterator to get a different set of restrictions. See `first class iterators `_ -for details. +for details. Iterators can have the same name and parameters as a proc, +essentially they have their own namespace. Therefore it is common practice to +wrap iterators in procs of the same name which accumulate the result of the +iterator and return it as a sequence, like ``split`` from the `strutils module +`_. Basic types