answer the library file defining the library containing the compilation unit to be indexed or null if the library is not on disk concode_field_sep IndexStore indexStore concode_elem_sep IndexPerformanceRecorder performanceRecorder concode_elem_sep DartUnit unit concode_elem_sep CompilationUnit compilationUnit concode_elem_sep Resource resource concode_elem_sep File libraryFile concode_field_sep boolean removeWhenResourceRemoved concode_elem_sep CompilationUnit getCompilationUnit concode_elem_sep boolean isQuery concode_elem_sep String toString concode_elem_sep void performOperation
File function ( ) { return libraryFile ; }