040000 tree a53b256c97cce1bf327f9291b074f79394aaa639	analyzer
040000 tree 3e1c64e25f380d9f41254247bbf23954b5a61e0f	closure
040000 tree e1ca2b9e6e76c50f097c433d84814504b5197566	compiler
040000 tree c721ed01e68de24d09b66bfbeae223deae3a34e5	js_ast