r31159 -[spec] Change div and mod to be operators on integer types.

[pugs-commits]

Author: colomon
Date: 2010-06-07 14:09:36 +0200 (Mon, 07 Jun 2010)
New Revision: 31159

Modified:
   docs/Perl6/Spec/S03-operators.pod
Log:
[spec] Change div and mod to be operators on integer types.

Modified: docs/Perl6/Spec/S03-operators.pod
===
--- docs/Perl6/Spec/S03-operators.pod   2010-06-07 08:27:52 UTC (rev 31158)
+++ docs/Perl6/Spec/S03-operators.pod   2010-06-07 12:09:36 UTC (rev 31159)
@@ -15,8 +15,8 @@
 
 Created: 8 Mar 2004
 
-Last Modified: 2 Jun 2010
-Version: 207
+Last Modified: 7 Jun 2010
+Version: 208
 
 =head1 Overview
 
@@ -748,12 +748,12 @@
 
 =item *
 
-C infix:div , generic division
+C infix:div , integer division
 
 $numerator div $denominator
 
 Dispatches to the C infix:div  multi most appropriate to the
-operand types, typically returning a value of the same type.
+operand types, returning a value of the same type.
 Not coercive, so fails on differing types.
 
 Policy on what to do about division by zero is up to the type,
@@ -764,11 +764,12 @@
 use in hyperops and junctions, and whether they can profitably benefit
 from a lazy exception model.)
 
-Use of Cdiv on built-in integer types is equivalent to taking the
-floor of a real division:
+In general, Cdiv should give the same result as 
 
 $x div $y == floor($x/$y);
 
+but the return value should be the same type as $x.
+
 =item *
 
 C infix:% , modulo
@@ -782,15 +783,15 @@
 
 =item *
 
-C infix:mod , generic modulo
+C infix:mod , integer modulo
 
 $x mod $y
 
 Dispatches to the C infix:mod  multi most appropriate to
-the operand types, typically returning a value of the same type.
+the operand types, returning a value of the same type.
 Not coercive, so fails on differing types.
 
-For built-in types, preserves the identity
+This should preserve the identity
 
 $x mod $y == $x - ($x div $y) * $y
 

r31166 -[S32] fix a grammero

[pugs-commits]

Author: moritz
Date: 2010-06-07 22:01:26 +0200 (Mon, 07 Jun 2010)
New Revision: 31166

Modified:
   docs/Perl6/Spec/S32-setting-library/Basics.pod
Log:
[S32] fix a grammero

Modified: docs/Perl6/Spec/S32-setting-library/Basics.pod
===
--- docs/Perl6/Spec/S32-setting-library/Basics.pod  2010-06-07 18:56:19 UTC 
(rev 31165)
+++ docs/Perl6/Spec/S32-setting-library/Basics.pod  2010-06-07 20:01:26 UTC 
(rev 31166)
@@ -197,7 +197,7 @@
 Throws a resumable warning exception, which is considered a control
 exception, and hence is invisible to most normal exception handlers.
 The outermost control handler will print the warning to C$*ERR
-(which is usually finds C$PROCESS::ERR; see CSynopsis 16: IPC /
+(which usually finds C$PROCESS::ERR; see CSynopsis 16: IPC /
 IO / Signals for details).  After printing the warning, the exception
 is resumed where it was thrown.  To override this behavior, catch the
 exception in a CONTROL block.  A quietly {...} block is the opposite of a