UndefinedObject.st
changeset 3044 a0bbac91639b
parent 2672 dc3662188b2c
child 3166 65c5ba2b468e
equal deleted inserted replaced
3043:aae6b34587c0 3044:a0bbac91639b
   423 
   423 
   424     ^ true
   424     ^ true
   425 !
   425 !
   426 
   426 
   427 isNil
   427 isNil
   428     "return true if I am nil - since I am, return true"
   428     "return true if I am nil - since I am, return true.
       
   429      Notice:
       
   430 	This method is open coded (inlined) by the compiler(s)
       
   431 	- redefining it may not work as expected."
   429 
   432 
   430     ^ true
   433     ^ true
   431 !
   434 !
   432 
   435 
   433 notNil
   436 notNil
   434     "return true if I am not nil - since I am nil, return false"
   437     "return true if I am not nil - since I am nil, return false.
       
   438      Notice:
       
   439 	This method is open coded (inlined) by the compiler(s)
       
   440 	- redefining it may not work as expected."
   435 
   441 
   436     ^ false
   442     ^ false
   437 !
   443 !
   438 
   444 
   439 size
   445 size
   444 ! !
   450 ! !
   445 
   451 
   446 !UndefinedObject class methodsFor:'documentation'!
   452 !UndefinedObject class methodsFor:'documentation'!
   447 
   453 
   448 version
   454 version
   449     ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.31 1997-06-03 10:02:52 cg Exp $'
   455     ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.32 1997-10-21 17:44:59 cg Exp $'
   450 ! !
   456 ! !
   451 UndefinedObject initialize!
   457 UndefinedObject initialize!