pkg flag, func BoolFunc(string, string, func(string) error) #53747
pkg flag, method (*FlagSet) BoolFunc(string, string, func(string) error) #53747
pkg go/ast, func IsGenerated(*File) bool #28089
pkg go/ast, func NewPackage //deprecated #52463
pkg go/ast, type File struct, GoVersion string #59033
pkg go/ast, type Importer //deprecated #52463
pkg go/ast, type Object //deprecated #52463
pkg go/ast, type Package //deprecated #52463

pkg go/types, func NewMap(Type, Type) *Map
pkg go/types, func NewMethodSet(Type) *MethodSet
pkg go/types, func NewNamed(*TypeName, Type, []*Func) *Named
pkg go/types, func NewPackage(string, string) *Package
pkg go/types, func NewParam(token.Pos, *Package, string, Type) *Var
pkg go/types, func NewPkgName(token.Pos, *Package, string, *Package) *PkgName
pkg go/types, func NewPointer(Type) *Pointer