[SwiftSyntax] Added helper for swift buildables
[SwiftSyntax] Added helper for swift buildables

tkremenek/swift,tkremenek/swift,hooman/swift,hooman/swift,xwu/swift,gregomni/swift,roambotics/swift,atrick/swift,tkremenek/swift,glessard/swift,ahoppen/swift,glessard/swift,tkremenek/swift,xwu/swift,hooman/swift,parkera/swift,apple/swift,parkera/swift,roambotics/swift,apple/swift,JGiola/swift,hooman/swift,JGiola/swift,glessard/swift,xwu/swift,atrick/swift,parkera/swift,xwu/swift,roambotics/swift,apple/swift,roambotics/swift,gregomni/swift,apple/swift,gregomni/swift,parkera/swift,rudkx/swift,benlangmuir/swift,tkremenek/swift,JGiola/swift,rudkx/swift,parkera/swift,benlangmuir/swift,JGiola/swift,ahoppen/swift,ahoppen/swift,benlangmuir/swift,hooman/swift,ahoppen/swift,benlangmuir/swift,rudkx/swift,tkremenek/swift,glessard/swift,roambotics/swift,atrick/swift,gregomni/swift,xwu/swift,rudkx/swift,xwu/swift,ahoppen/swift,roambotics/swift,rudkx/swift,hooman/swift,JGiola/swift,JGiola/swift,glessard/swift,benlangmuir/swift,xwu/swift,parkera/swift,benlangmuir/swift,glessard/swift,atrick/swift,rudkx/swift,tkremenek/swift,gregomni/swift,apple/swift,parkera/swift,parkera/swift,atrick/swift,atrick/swift,apple/swift,hooman/swift,ahoppen/swift,gregomni/swift