client.cjs.map 6.11 KB
{"version":3,"names":["path","require","ACTIONS","GET_VERSION","GET_TYPES_INFO","GET_VISITOR_KEYS","GET_TOKEN_LABELS","MAYBE_PARSE","MAYBE_PARSE_SYNC","Client","constructor","send","getVersion","undefined","getTypesInfo","getVisitorKeys","getTokLabels","maybeParse","code","options","exports","WorkerClient","action","payload","signal","Int32Array","SharedArrayBuffer","subChannel","MessageChannel","postMessage","port","port1","Atomics","wait","message","receiveMessageOnPort","port2","error","Object","assign","errorData","result","Worker","resolve","__dirname","env","SHARE_ENV","unref","LocalClient"],"sources":["../src/client.cjs"],"sourcesContent":["const path = require(\"path\");\n\nconst ACTIONS = {\n  GET_VERSION: \"GET_VERSION\",\n  GET_TYPES_INFO: \"GET_TYPES_INFO\",\n  GET_VISITOR_KEYS: \"GET_VISITOR_KEYS\",\n  GET_TOKEN_LABELS: \"GET_TOKEN_LABELS\",\n  MAYBE_PARSE: \"MAYBE_PARSE\",\n  MAYBE_PARSE_SYNC: \"MAYBE_PARSE_SYNC\",\n};\n\nclass Client {\n  #send;\n\n  constructor(send) {\n    this.#send = send;\n  }\n\n  #vCache;\n  getVersion() {\n    return (this.#vCache ??= this.#send(ACTIONS.GET_VERSION, undefined));\n  }\n\n  #tiCache;\n  getTypesInfo() {\n    return (this.#tiCache ??= this.#send(ACTIONS.GET_TYPES_INFO, undefined));\n  }\n\n  #vkCache;\n  getVisitorKeys() {\n    return (this.#vkCache ??= this.#send(ACTIONS.GET_VISITOR_KEYS, undefined));\n  }\n\n  #tlCache;\n  getTokLabels() {\n    return (this.#tlCache ??= this.#send(ACTIONS.GET_TOKEN_LABELS, undefined));\n  }\n\n  maybeParse(code, options) {\n    return this.#send(ACTIONS.MAYBE_PARSE, { code, options });\n  }\n}\n\n// We need to run Babel in a worker for two reasons:\n// 1. ESLint workers must be CJS files, and this is a problem\n//    since Babel 8+ uses native ESM\n// 2. ESLint parsers must run synchronously, but many steps\n//    of Babel's config loading (which is done for each file)\n//    can be asynchronous\n// If ESLint starts supporting async parsers, we can move\n// everything back to the main thread.\nexports.WorkerClient = class WorkerClient extends Client {\n  static #worker_threads_cache;\n  static get #worker_threads() {\n    return (WorkerClient.#worker_threads_cache ??= require(\"worker_threads\"));\n  }\n\n  #worker = new WorkerClient.#worker_threads.Worker(\n    path.resolve(__dirname, \"../lib/worker/index.cjs\"),\n    { env: WorkerClient.#worker_threads.SHARE_ENV },\n  );\n\n  constructor() {\n    super((action, payload) => {\n      // We create a new SharedArrayBuffer every time rather than reusing\n      // the same one, otherwise sometimes its contents get corrupted and\n      // Atomics.wait wakes up too early.\n      // https://github.com/babel/babel/pull/14541\n      const signal = new Int32Array(new SharedArrayBuffer(8));\n\n      const subChannel = new WorkerClient.#worker_threads.MessageChannel();\n\n      this.#worker.postMessage(\n        { signal, port: subChannel.port1, action, payload },\n        [subChannel.port1],\n      );\n\n      Atomics.wait(signal, 0, 0);\n      const { message } = WorkerClient.#worker_threads.receiveMessageOnPort(\n        subChannel.port2,\n      );\n\n      if (message.error) throw Object.assign(message.error, message.errorData);\n      else return message.result;\n    });\n\n    // The worker will never exit by itself. Prevent it from keeping\n    // the main process alive.\n    this.#worker.unref();\n  }\n};\n\nif (!USE_ESM) {\n  exports.LocalClient = class LocalClient extends Client {\n    static #handleMessage;\n\n    constructor() {\n      LocalClient.#handleMessage ??= require(\"./worker/handle-message.cjs\");\n\n      super((action, payload) => {\n        return LocalClient.#handleMessage(\n          action === ACTIONS.MAYBE_PARSE ? ACTIONS.MAYBE_PARSE_SYNC : action,\n          payload,\n        );\n      });\n    }\n  };\n}\n"],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;AAAA,MAAMA,IAAI,GAAGC,OAAO,CAAC,MAAD,CAApB;;AAEA,MAAMC,OAAO,GAAG;EACdC,WAAW,EAAE,aADC;EAEdC,cAAc,EAAE,gBAFF;EAGdC,gBAAgB,EAAE,kBAHJ;EAIdC,gBAAgB,EAAE,kBAJJ;EAKdC,WAAW,EAAE,aALC;EAMdC,gBAAgB,EAAE;AANJ,CAAhB;;;;;;;;;;;;AASA,MAAMC,MAAN,CAAa;EAGXC,WAAW,CAACC,IAAD,EAAO;IAAA;MAAA;MAAA;IAAA;;IAAA;MAAA;MAAA;IAAA;;IAAA;MAAA;MAAA;IAAA;;IAAA;MAAA;MAAA;IAAA;;IAAA;MAAA;MAAA;IAAA;;IAChB,mCAAaA,IAAb;EACD;;EAGDC,UAAU,GAAG;IAAA;;IACX,uDAAQ,IAAR,qEAAQ,IAAR,iCAAyB,IAAzB,cAAyB,IAAzB,EAAoCV,OAAO,CAACC,WAA5C,EAAyDU,SAAzD;EACD;;EAGDC,YAAY,GAAG;IAAA;;IACb,uDAAQ,IAAR,sEAAQ,IAAR,kCAA0B,IAA1B,cAA0B,IAA1B,EAAqCZ,OAAO,CAACE,cAA7C,EAA6DS,SAA7D;EACD;;EAGDE,cAAc,GAAG;IAAA;;IACf,uDAAQ,IAAR,sEAAQ,IAAR,kCAA0B,IAA1B,cAA0B,IAA1B,EAAqCb,OAAO,CAACG,gBAA7C,EAA+DQ,SAA/D;EACD;;EAGDG,YAAY,GAAG;IAAA;;IACb,uDAAQ,IAAR,sEAAQ,IAAR,kCAA0B,IAA1B,cAA0B,IAA1B,EAAqCd,OAAO,CAACI,gBAA7C,EAA+DO,SAA/D;EACD;;EAEDI,UAAU,CAACC,IAAD,EAAOC,OAAP,EAAgB;IACxB,6BAAO,IAAP,cAAO,IAAP,EAAkBjB,OAAO,CAACK,WAA1B,EAAuC;MAAEW,IAAF;MAAQC;IAAR,CAAvC;EACD;;AA7BU;;AAwCbC,OAAO,CAACC,YAAR,uCAAuB,MAAMA,YAAN,SAA2BZ,MAA3B,CAAkC;EAWvDC,WAAW,GAAG;IACZ,MAAM,CAACY,MAAD,EAASC,OAAT,KAAqB;MAKzB,MAAMC,MAAM,GAAG,IAAIC,UAAJ,CAAe,IAAIC,iBAAJ,CAAsB,CAAtB,CAAf,CAAf;MAEA,MAAMC,UAAU,GAAG,KAAI,gCAAAN,YAAY,0BAAZ,CAA6BO,cAAjC,GAAnB;;MAEA,qCAAaC,WAAb,CACE;QAAEL,MAAF;QAAUM,IAAI,EAAEH,UAAU,CAACI,KAA3B;QAAkCT,MAAlC;QAA0CC;MAA1C,CADF,EAEE,CAACI,UAAU,CAACI,KAAZ,CAFF;;MAKAC,OAAO,CAACC,IAAR,CAAaT,MAAb,EAAqB,CAArB,EAAwB,CAAxB;;MACA,MAAM;QAAEU;MAAF,IAAc,gCAAAb,YAAY,0BAAZ,CAA6Bc,oBAA7B,CAClBR,UAAU,CAACS,KADO,CAApB;;MAIA,IAAIF,OAAO,CAACG,KAAZ,EAAmB,MAAMC,MAAM,CAACC,MAAP,CAAcL,OAAO,CAACG,KAAtB,EAA6BH,OAAO,CAACM,SAArC,CAAN,CAAnB,KACK,OAAON,OAAO,CAACO,MAAf;IACN,CArBD;;IADY;MAAA;MAAA,OALJ,KAAI,gCAAApB,YAAY,0BAAZ,CAA6BqB,MAAjC,EACR1C,IAAI,CAAC2C,OAAL,CAAaC,SAAb,EAAwB,yBAAxB,CADQ,EAER;QAAEC,GAAG,EAAE,gCAAAxB,YAAY,0BAAZ,CAA6ByB;MAApC,CAFQ;IAKI;;IA0BZ,qCAAaC,KAAb;EACD;;AAtCsD,CAAzD;EAAA;EAAA;AAAA;EAAA;EAAA;AAAA;;+BAE+B;EAAA;;EAC3B,iEAAQ1B,MAAR,qGAAQA,MAAR,iCAA+CpB,OAAO,CAAC,gBAAD,CAAtD;AACD;;AAqCW;EAAA;;EACZmB,OAAO,CAAC4B,WAAR,cAAsB,MAAMA,WAAN,SAA0BvC,MAA1B,CAAiC;IAGrDC,WAAW,GAAG;MAAA;;MACZ,yDAAAsC,WAAW,0BAAX,oEAAAA,WAAW,2BAAoB/C,OAAO,CAAC,6BAAD,CAA3B,CAAX;MAEA,MAAM,CAACqB,MAAD,EAASC,OAAT,KAAqB;QACzB,uCAAOyB,WAAP,gCAAOA,WAAP,EACE1B,MAAM,KAAKpB,OAAO,CAACK,WAAnB,GAAiCL,OAAO,CAACM,gBAAzC,GAA4Dc,MAD9D,EAEEC,OAFF;MAID,CALD;IAMD;;EAZoD,CAAvD;IAAA;IAAA;EAAA;AAcD"}