go/types.Checker.usedPkgNames (field)

8 uses

	go/types (current package)
		call.go#L692: 			check.usedPkgNames[pname] = true
		check.go#L186: 	usedPkgNames  map[*PkgName]bool         // set of used package names
		check.go#L321: 		usedPkgNames: make(map[*PkgName]bool),
		check.go#L347: 	check.usedPkgNames = make(map[*PkgName]bool)
		check.go#L524: 	check.usedPkgNames = nil
		resolver.go#L313: 					check.usedPkgNames[pkgName] = true
		resolver.go#L713: 		if obj.name != "_" && !check.usedPkgNames[obj] {
		typexpr.go#L85: 		check.usedPkgNames[pkgName] = true