Re: [svn:perl6-synopsis] r13252 - doc/trunk/design/syn

[TSa]

HaloO,

[EMAIL PROTECTED] wrote:

Log:
"does" operator is non-associative according to S03.  Leave it that way for now.
[..]
-$fido does Sentry | Tricks | TailChasing | Scratch;
+$fido does (Sentry, Tricks, TailChasing, Scratch);


Does that apply to the trait verbs used in class definitions as well?
I find it a sane thing to write

  class C is (A,B,C) does (X,Y,Z) {...}


Regards, TSa.
--

[svn:perl6-synopsis] r13252 - doc/trunk/design/syn

[larry]

Author: larry
Date: Fri Oct 20 17:01:15 2006
New Revision: 13252

Modified:
   doc/trunk/design/syn/S12.pod

Log:
"does" operator is non-associative according to S03.  Leave it that way for now.


Modified: doc/trunk/design/syn/S12.pod
==
--- doc/trunk/design/syn/S12.pod(original)
+++ doc/trunk/design/syn/S12.podFri Oct 20 17:01:15 2006
@@ -12,9 +12,9 @@
 
   Maintainer: Larry Wall <[EMAIL PROTECTED]>
   Date: 27 Oct 2004
-  Last Modified: 4 Oct 2006
+  Last Modified: 20 Oct 2006
   Number: 12
-  Version: 28
+  Version: 29
 
 =head1 Overview
 
@@ -1017,10 +1017,17 @@
 
 $fido does Sentry
 
-The C operator returns the object so you can nest mixins:
+The C operator is non-associative, so this is a syntax error:
 
 $fido does Sentry does Tricks does TailChasing does Scratch;
 
+You can, however, say
+
+$fido does Sentry;
+$fido does Tricks;
+$fido does TailChasing;
+$fido does Scratch;
+
 Unlike the compile-time role composition, each of these layers on a new
 mixin with a new level of inheritance, creating a new anonymous class
 for dear old Fido, so that a C<.chase> method from C hides a
@@ -1028,7 +1035,7 @@
 
 You can also mixin a precomposed set of roles:
 
-$fido does Sentry | Tricks | TailChasing | Scratch;
+$fido does (Sentry, Tricks, TailChasing, Scratch);
 
 This will level the playing field for collisions among the new set of roles,
 and guarantees the creation of no more than one more anonymous class.