@tanstack/query-core/build/modern/notifyManager.cjs.map

The framework agnostic core that powers TanStack Query

{"version":3,"sources":["../../src/notifyManager.ts"],"sourcesContent":["import { scheduleMicrotask } from './utils'\n\n// TYPES\n\ntype NotifyCallback = () => void\n\ntype NotifyFunction = (callback: () => void) => void\n\ntype BatchNotifyFunction = (callback: () => void) => void\n\ntype BatchCallsCallback<T extends Array<unknown>> = (...args: T) => void\n\nexport function createNotifyManager() {\n  let queue: Array<NotifyCallback> = []\n  let transactions = 0\n  let notifyFn: NotifyFunction = (callback) => {\n    callback()\n  }\n  let batchNotifyFn: BatchNotifyFunction = (callback: () => void) => {\n    callback()\n  }\n\n  const batch = <T>(callback: () => T): T => {\n    let result\n    transactions++\n    try {\n      result = callback()\n    } finally {\n      transactions--\n      if (!transactions) {\n        flush()\n      }\n    }\n    return result\n  }\n\n  const schedule = (callback: NotifyCallback): void => {\n    if (transactions) {\n      queue.push(callback)\n    } else {\n      scheduleMicrotask(() => {\n        notifyFn(callback)\n      })\n    }\n  }\n\n  /**\n   * All calls to the wrapped function will be batched.\n   */\n  const batchCalls = <T extends Array<unknown>>(\n    callback: BatchCallsCallback<T>,\n  ): BatchCallsCallback<T> => {\n    return (...args) => {\n      schedule(() => {\n        callback(...args)\n      })\n    }\n  }\n\n  const flush = (): void => {\n    const originalQueue = queue\n    queue = []\n    if (originalQueue.length) {\n      scheduleMicrotask(() => {\n        batchNotifyFn(() => {\n          originalQueue.forEach((callback) => {\n            notifyFn(callback)\n          })\n        })\n      })\n    }\n  }\n\n  /**\n   * Use this method to set a custom notify function.\n   * This can be used to for example wrap notifications with `React.act` while running tests.\n   */\n  const setNotifyFunction = (fn: NotifyFunction) => {\n    notifyFn = fn\n  }\n\n  /**\n   * Use this method to set a custom function to batch notifications together into a single tick.\n   * By default React Query will use the batch function provided by ReactDOM or React Native.\n   */\n  const setBatchNotifyFunction = (fn: BatchNotifyFunction) => {\n    batchNotifyFn = fn\n  }\n\n  return {\n    batch,\n    batchCalls,\n    schedule,\n    setNotifyFunction,\n    setBatchNotifyFunction,\n  } as const\n}\n\n// SINGLETON\nexport const notifyManager = createNotifyManager()\n"],"mappings":";;;;;;;;;;;;;;;;;;;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,mBAAkC;AAY3B,SAAS,sBAAsB;AACpC,MAAI,QAA+B,CAAC;AACpC,MAAI,eAAe;AACnB,MAAI,WAA2B,CAAC,aAAa;AAC3C,aAAS;AAAA,EACX;AACA,MAAI,gBAAqC,CAAC,aAAyB;AACjE,aAAS;AAAA,EACX;AAEA,QAAM,QAAQ,CAAI,aAAyB;AACzC,QAAI;AACJ;AACA,QAAI;AACF,eAAS,SAAS;AAAA,IACpB,UAAE;AACA;AACA,UAAI,CAAC,cAAc;AACjB,cAAM;AAAA,MACR;AAAA,IACF;AACA,WAAO;AAAA,EACT;AAEA,QAAM,WAAW,CAAC,aAAmC;AACnD,QAAI,cAAc;AAChB,YAAM,KAAK,QAAQ;AAAA,IACrB,OAAO;AACL,0CAAkB,MAAM;AACtB,iBAAS,QAAQ;AAAA,MACnB,CAAC;AAAA,IACH;AAAA,EACF;AAKA,QAAM,aAAa,CACjB,aAC0B;AAC1B,WAAO,IAAI,SAAS;AAClB,eAAS,MAAM;AACb,iBAAS,GAAG,IAAI;AAAA,MAClB,CAAC;AAAA,IACH;AAAA,EACF;AAEA,QAAM,QAAQ,MAAY;AACxB,UAAM,gBAAgB;AACtB,YAAQ,CAAC;AACT,QAAI,cAAc,QAAQ;AACxB,0CAAkB,MAAM;AACtB,sBAAc,MAAM;AAClB,wBAAc,QAAQ,CAAC,aAAa;AAClC,qBAAS,QAAQ;AAAA,UACnB,CAAC;AAAA,QACH,CAAC;AAAA,MACH,CAAC;AAAA,IACH;AAAA,EACF;AAMA,QAAM,oBAAoB,CAAC,OAAuB;AAChD,eAAW;AAAA,EACb;AAMA,QAAM,yBAAyB,CAAC,OAA4B;AAC1D,oBAAgB;AAAA,EAClB;AAEA,SAAO;AAAA,IACL;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AACF;AAGO,IAAM,gBAAgB,oBAAoB;","names":[]}