func imports(f *ast.File, path string) bool {
	return importSpec(f, path) != nil
}
func imports(f *ast.File, path string) bool {
	return importSpec(f, path) != nil
}
func imports ( f * ast . File , path string ) bool { return importSpec ( f , path ) != nil }
// imports returns true if f imports path.
imports returns true if f imports path .