class: ZeroDivide
added: #defaultResumeValue
if ever proceeded, proceed with infinity, not with nil
--- a/ZeroDivide.st Fri Jan 25 17:11:58 2013 +0100
+++ b/ZeroDivide.st Fri Jan 25 18:19:34 2013 +0100
@@ -73,6 +73,38 @@
!ZeroDivide methodsFor:'accessing'!
+defaultResumeValue
+ "no, we return infinity here, if ever proceeded"
+
+ ^ parameter receiver class infinity
+
+ "
+ |a b|
+
+ a := 5.
+ b := 0.
+ ZeroDivide handle:[:ex |
+ Transcript showCR:('division by zero - dividend was: ' , ex dividend printString).
+ ex proceed
+ ] do:[
+ a / b
+ ]
+ "
+
+ "
+ |a b|
+
+ a := 5.0.
+ b := 0.0.
+ ZeroDivide handle:[:ex |
+ Transcript showCR:('division by zero - dividend was: ' , ex dividend printString).
+ ex proceed
+ ] do:[
+ a / b
+ ]
+ "
+!
+
dividend
"Return the number that was being divided by zero."
@@ -94,7 +126,8 @@
!ZeroDivide class methodsFor:'documentation'!
version
- ^ '$Header: /cvs/stx/stx/libbasic/ZeroDivide.st,v 1.7 2006-12-15 11:02:36 stefan Exp $'
+ ^ '$Header: /cvs/stx/stx/libbasic/ZeroDivide.st,v 1.8 2013-01-25 17:19:34 cg Exp $'
! !
+
ZeroDivide initialize!