enhance ASTVisitor for expressions to automatically synthesize visit methods for nodes that are not handled by a visitor.  Make their implementation chain up to a parent node's implementation.  For example, a (silly) visitor could choose to just implement visitExpr and get all nodes.
enhance ASTVisitor for expressions to automatically synthesize visit methods for nodes
that are not handled by a visitor.  Make their implementation chain up to a parent node's
implementation.  For example, a (silly) visitor could choose to just implement visitExpr
and get all nodes.


Swift SVN r1194

zisko/swift,therealbnut/swift,gribozavr/swift,stephentyrone/swift,xwu/swift,swiftix/swift,huonw/swift,gmilos/swift,kentya6/swift,modocache/swift,parkera/swift,tinysun212/swift-windows,JaSpa/swift,arvedviehweger/swift,OscarSwanros/swift,ahoppen/swift,khizkhiz/swift,benlangmuir/swift,jmgc/swift,roambotics/swift,devincoughlin/swift,parkera/swift,alblue/swift,johnno1962d/swift,karwa/swift,JaSpa/swift,hughbe/swift,emilstahl/swift,stephentyrone/swift,austinzheng/swift,apple/swift,airspeedswift/swift,kusl/swift,tjw/swift,alblue/swift,calebd/swift,shahmishal/swift,swiftix/swift,gribozavr/swift,aschwaighofer/swift,benlangmuir/swift,OscarSwanros/swift,dduan/swift,shahmishal/swift,russbishop/swift,uasys/swift,tardieu/swift,gmilos/swift,modocache/swift,glessard/swift,rudkx/swift,Ivacker/swift,swiftix/swift,rudkx/swift,hughbe/swift,cbrentharris/swift,sschiau/swift,sschiau/swift,uasys/swift,glessard/swift,jmgc/swift,kentya6/swift,hughbe/swift,codestergit/swift,MukeshKumarS/Swift,zisko/swift,gribozavr/swift,alblue/swift,austinzheng/swift,SwiftAndroid/swift,SwiftAndroid/swift,modocache/swift,atrick/swift,cbrentharris/swift,cbrentharris/swift,aschwaighofer/swift,bitjammer/swift,glessard/swift,practicalswift/swift,kusl/swift,felix91gr/swift,roambotics/swift,shahmishal/swift,adrfer/swift,jopamer/swift,arvedviehweger/swift,OscarSwanros/swift,ken0nek/swift,ben-ng/swift,frootloops/swift,atrick/swift,return/swift,xedin/swift,tkremenek/swift,dduan/swift,tardieu/swift,codestergit/swift,lorentey/swift,natecook1000/swift,Jnosh/swift,return/swift,ken0nek/swift,SwiftAndroid/swift,deyton/swift,jmgc/swift,shajrawi/swift,austinzheng/swift,allevato/swift,huonw/swift,glessard/swift,apple/swift,arvedviehweger/swift,dduan/swift,djwbrown/swift,emilstahl/swift,OscarSwanros/swift,return/swift,CodaFi/swift,lorentey/swift,jopamer/swift,amraboelela/swift,arvedviehweger/swift,cbrentharris/swift,airspeedswift/swift,jtbandes/swift,amraboelela/swift,khizkhiz/swift,natecook1000/swift,IngmarStein/swift,modocache/swift,huonw/swift,jopamer/swift,stephentyrone/swift,mightydeveloper/swift,danielmartin/swift,codestergit/swift,ahoppen/swift,swiftix/swift,KrishMunot/swift,benlangmuir/swift,dduan/swift,deyton/swift,codestergit/swift,JaSpa/swift,bitjammer/swift,stephentyrone/swift,gottesmm/swift,slavapestov/swift,Ivacker/swift,russbishop/swift,kusl/swift,shajrawi/swift,IngmarStein/swift,codestergit/swift,airspeedswift/swift,OscarSwanros/swift,IngmarStein/swift,uasys/swift,JGiola/swift,jtbandes/swift,allevato/swift,atrick/swift,MukeshKumarS/Swift,uasys/swift,zisko/swift,kentya6/swift,JGiola/swift,kentya6/swift,arvedviehweger/swift,calebd/swift,sdulal/swift,khizkhiz/swift,dduan/swift,nathawes/swift,gottesmm/swift,dduan/swift,CodaFi/swift,zisko/swift,calebd/swift,gribozavr/swift,stephentyrone/swift,slavapestov/swift,return/swift,tkremenek/swift,swiftix/swift,ahoppen/swift,harlanhaskins/swift,amraboelela/swift,tinysun212/swift-windows,slavapestov/swift,xedin/swift,amraboelela/swift,shahmishal/swift,gmilos/swift,apple/swift,jckarter/swift,benlangmuir/swift,tinysun212/swift-windows,JaSpa/swift,frootloops/swift,mightydeveloper/swift,Ivacker/swift,kstaring/swift,ken0nek/swift,xedin/swift,allevato/swift,uasys/swift,ahoppen/swift,harlanhaskins/swift,ken0nek/swift,KrishMunot/swift,tkremenek/swift,xedin/swift,xwu/swift,johnno1962d/swift,amraboelela/swift,nathawes/swift,shajrawi/swift,jckarter/swift,atrick/swift,nathawes/swift,jopamer/swift,gottesmm/swift,huonw/swift,huonw/swift,russbishop/swift,adrfer/swift,manavgabhawala/swift,MukeshKumarS/Swift,therealbnut/swift,modocache/swift,bitjammer/swift,mightydeveloper/swift,LeoShimonaka/swift,kentya6/swift,IngmarStein/swift,calebd/swift,KrishMunot/swift,kusl/swift,shahmishal/swift,glessard/swift,dreamsxin/swift,tkremenek/swift,ken0nek/swift,russbishop/swift,emilstahl/swift,tinysun212/swift-windows,frootloops/swift,MukeshKumarS/Swift,aschwaighofer/swift,airspeedswift/swift,khizkhiz/swift,shajrawi/swift,bitjammer/swift,kstaring/swift,emilstahl/swift,arvedviehweger/swift,sschiau/swift,return/swift,calebd/swift,adrfer/swift,gmilos/swift,practicalswift/swift,frootloops/swift,russbishop/swift,karwa/swift,tinysun212/swift-windows,swiftix/swift.old,harlanhaskins/swift,OscarSwanros/swift,tardieu/swift,gribozavr/swift,IngmarStein/swift,tardieu/swift,kstaring/swift,cbrentharris/swift,kstaring/swift,modocache/swift,russbishop/swift,adrfer/swift,codestergit/swift,mightydeveloper/swift,Jnosh/swift,airspeedswift/swift,MukeshKumarS/Swift,gregomni/swift,ben-ng/swift,djwbrown/swift,djwbrown/swift,LeoShimonaka/swift,lorentey/swift,karwa/swift,manavgabhawala/swift,LeoShimonaka/swift,kperryua/swift,gottesmm/swift,austinzheng/swift,xwu/swift,nathawes/swift,karwa/swift,harlanhaskins/swift,kperryua/swift,lorentey/swift,KrishMunot/swift,xwu/swift,bitjammer/swift,zisko/swift,practicalswift/swift,nathawes/swift,hooman/swift,kusl/swift,stephentyrone/swift,felix91gr/swift,brentdax/swift,kentya6/swift,lorentey/swift,MukeshKumarS/Swift,tardieu/swift,xwu/swift,gmilos/swift,gottesmm/swift,apple/swift,JaSpa/swift,glessard/swift,slavapestov/swift,parkera/swift,allevato/swift,cbrentharris/swift,gribozavr/swift,arvedviehweger/swift,xedin/swift,practicalswift/swift,tkremenek/swift,CodaFi/swift,kentya6/swift,dreamsxin/swift,lorentey/swift,swiftix/swift.old,therealbnut/swift,roambotics/swift,practicalswift/swift,SwiftAndroid/swift,xwu/swift,manavgabhawala/swift,cbrentharris/swift,ben-ng/swift,LeoShimonaka/swift,tjw/swift,ken0nek/swift,JGiola/swift,gottesmm/swift,aschwaighofer/swift,roambotics/swift,milseman/swift,gregomni/swift,devincoughlin/swift,alblue/swift,IngmarStein/swift,LeoShimonaka/swift,xedin/swift,adrfer/swift,MukeshKumarS/Swift,JaSpa/swift,karwa/swift,amraboelela/swift,tjw/swift,ahoppen/swift,emilstahl/swift,jckarter/swift,airspeedswift/swift,austinzheng/swift,sschiau/swift,adrfer/swift,jopamer/swift,tjw/swift,allevato/swift,gribozavr/swift,emilstahl/swift,return/swift,zisko/swift,amraboelela/swift,sschiau/swift,gmilos/swift,emilstahl/swift,johnno1962d/swift,hughbe/swift,shahmishal/swift,uasys/swift,natecook1000/swift,SwiftAndroid/swift,khizkhiz/swift,gregomni/swift,milseman/swift,gottesmm/swift,jopamer/swift,jmgc/swift,swiftix/swift.old,natecook1000/swift,tjw/swift,rudkx/swift,shahmishal/swift,Jnosh/swift,djwbrown/swift,OscarSwanros/swift,mightydeveloper/swift,natecook1000/swift,Jnosh/swift,deyton/swift,jckarter/swift,JGiola/swift,roambotics/swift,danielmartin/swift,lorentey/swift,IngmarStein/swift,allevato/swift,hooman/swift,devincoughlin/swift,modocache/swift,felix91gr/swift,manavgabhawala/swift,therealbnut/swift,danielmartin/swift,gregomni/swift,danielmartin/swift,tjw/swift,Ivacker/swift,swiftix/swift.old,hooman/swift,parkera/swift,mightydeveloper/swift,practicalswift/swift,jopamer/swift,natecook1000/swift,kusl/swift,danielmartin/swift,manavgabhawala/swift,ben-ng/swift,mightydeveloper/swift,felix91gr/swift,austinzheng/swift,swiftix/swift.old,LeoShimonaka/swift,mightydeveloper/swift,alblue/swift,kperryua/swift,milseman/swift,kentya6/swift,Jnosh/swift,deyton/swift,calebd/swift,felix91gr/swift,allevato/swift,jtbandes/swift,milseman/swift,roambotics/swift,devincoughlin/swift,parkera/swift,tardieu/swift,KrishMunot/swift,CodaFi/swift,bitjammer/swift,austinzheng/swift,emilstahl/swift,hooman/swift,gribozavr/swift,jtbandes/swift,shajrawi/swift,zisko/swift,CodaFi/swift,bitjammer/swift,djwbrown/swift,CodaFi/swift,sschiau/swift,sschiau/swift,Jnosh/swift,slavapestov/swift,kstaring/swift,codestergit/swift,devincoughlin/swift,alblue/swift,frootloops/swift,rudkx/swift,atrick/swift,ben-ng/swift,xedin/swift,sdulal/swift,harlanhaskins/swift,tkremenek/swift,johnno1962d/swift,shahmishal/swift,atrick/swift,gregomni/swift,hooman/swift,swiftix/swift.old,SwiftAndroid/swift,JGiola/swift,ben-ng/swift,jmgc/swift,xwu/swift,Ivacker/swift,therealbnut/swift,deyton/swift,kperryua/swift,uasys/swift,parkera/swift,dduan/swift,djwbrown/swift,slavapestov/swift,milseman/swift,harlanhaskins/swift,Ivacker/swift,danielmartin/swift,apple/swift,deyton/swift,tardieu/swift,russbishop/swift,shajrawi/swift,hooman/swift,practicalswift/swift,johnno1962d/swift,swiftix/swift.old,calebd/swift,brentdax/swift,milseman/swift,benlangmuir/swift,jmgc/swift,kusl/swift,jtbandes/swift,benlangmuir/swift,kperryua/swift,shajrawi/swift,rudkx/swift,frootloops/swift,ben-ng/swift,kperryua/swift,gmilos/swift,tinysun212/swift-windows,khizkhiz/swift,swiftix/swift,Jnosh/swift,karwa/swift,return/swift,jckarter/swift,johnno1962d/swift,Ivacker/swift,cbrentharris/swift,hughbe/swift,aschwaighofer/swift,felix91gr/swift,stephentyrone/swift,rudkx/swift,swiftix/swift.old,hughbe/swift,brentdax/swift,huonw/swift,xedin/swift,karwa/swift,brentdax/swift,kstaring/swift,aschwaighofer/swift,alblue/swift,jtbandes/swift,devincoughlin/swift,lorentey/swift,gregomni/swift,sschiau/swift,KrishMunot/swift,jtbandes/swift,apple/swift,manavgabhawala/swift,jckarter/swift,djwbrown/swift,therealbnut/swift,devincoughlin/swift,therealbnut/swift,Ivacker/swift,natecook1000/swift,kstaring/swift,hughbe/swift,adrfer/swift,tinysun212/swift-windows,swiftix/swift,harlanhaskins/swift,sdulal/swift,kusl/swift,huonw/swift,slavapestov/swift,LeoShimonaka/swift,sdulal/swift,SwiftAndroid/swift,jmgc/swift,JGiola/swift,JaSpa/swift,parkera/swift,khizkhiz/swift,nathawes/swift,nathawes/swift,milseman/swift,aschwaighofer/swift,devincoughlin/swift,felix91gr/swift,ken0nek/swift,deyton/swift,practicalswift/swift,hooman/swift,parkera/swift,brentdax/swift,shajrawi/swift,airspeedswift/swift,brentdax/swift,manavgabhawala/swift,ahoppen/swift,KrishMunot/swift,sdulal/swift,tkremenek/swift,frootloops/swift,karwa/swift,sdulal/swift,sdulal/swift,brentdax/swift,LeoShimonaka/swift,johnno1962d/swift,kperryua/swift,CodaFi/swift,sdulal/swift,jckarter/swift,danielmartin/swift,tjw/swift