{"version":3,"file":"propagation.js","sourceRoot":"","sources":["../../../src/api/propagation.ts"],"names":[],"mappings":";AAAA;;;;;;;;;;;;;;GAcG;;;AAGH,2DAIkC;AAClC,gFAA6E;AAC7E,wEAM0C;AAC1C,gEAKoC;AACpC,4CAAiD;AACjD,iCAAiC;AAEjC,MAAM,QAAQ,GAAG,aAAa,CAAC;AAC/B,MAAM,wBAAwB,GAAG,IAAI,6CAAqB,EAAE,CAAC;AAE7D;;GAEG;AACH,MAAa,cAAc;IAGzB,+FAA+F;IAC/F;QA8DO,kBAAa,GAAG,qBAAa,CAAC;QAE9B,eAAU,GAAG,4BAAU,CAAC;QAExB,qBAAgB,GAAG,kCAAgB,CAAC;QAEpC,eAAU,GAAG,4BAAU,CAAC;QAExB,kBAAa,GAAG,+BAAa,CAAC;IAtEd,CAAC;IAExB,uDAAuD;IAChD,MAAM,CAAC,WAAW;QACvB,IAAI,CAAC,IAAI,CAAC,SAAS,EAAE;YACnB,IAAI,CAAC,SAAS,GAAG,IAAI,cAAc,EAAE,CAAC;SACvC;QAED,OAAO,IAAI,CAAC,SAAS,CAAC;IACxB,CAAC;IAED;;;;OAIG;IACI,mBAAmB,CAAC,UAA6B;QACtD,OAAO,IAAA,6BAAc,EAAC,QAAQ,EAAE,UAAU,EAAE,cAAO,CAAC,QAAQ,EAAE,CAAC,CAAC;IAClE,CAAC;IAED;;;;;;OAMG;IACI,MAAM,CACX,OAAgB,EAChB,OAAgB,EAChB,SAAiC,wCAAoB;QAErD,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,MAAM,CAAC,OAAO,EAAE,OAAO,EAAE,MAAM,CAAC,CAAC;IACtE,CAAC;IAED;;;;;;OAMG;IACI,OAAO,CACZ,OAAgB,EAChB,OAAgB,EAChB,SAAiC,wCAAoB;QAErD,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,OAAO,CAAC,OAAO,EAAE,OAAO,EAAE,MAAM,CAAC,CAAC;IACvE,CAAC;IAED;;OAEG;IACI,MAAM;QACX,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,MAAM,EAAE,CAAC;IAC9C,CAAC;IAED,mCAAmC;IAC5B,OAAO;QACZ,IAAA,+BAAgB,EAAC,QAAQ,EAAE,cAAO,CAAC,QAAQ,EAAE,CAAC,CAAC;IACjD,CAAC;IAYO,oBAAoB;QAC1B,OAAO,IAAA,wBAAS,EAAC,QAAQ,CAAC,IAAI,wBAAwB,CAAC;IACzD,CAAC;CACF;AA/ED,wCA+EC","sourcesContent":["/*\n * Copyright The OpenTelemetry Authors\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *      https://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\nimport { Context } from '../context/types';\nimport {\n  getGlobal,\n  registerGlobal,\n  unregisterGlobal,\n} from '../internal/global-utils';\nimport { NoopTextMapPropagator } from '../propagation/NoopTextMapPropagator';\nimport {\n  defaultTextMapGetter,\n  defaultTextMapSetter,\n  TextMapGetter,\n  TextMapPropagator,\n  TextMapSetter,\n} from '../propagation/TextMapPropagator';\nimport {\n  getBaggage,\n  getActiveBaggage,\n  setBaggage,\n  deleteBaggage,\n} from '../baggage/context-helpers';\nimport { createBaggage } from '../baggage/utils';\nimport { DiagAPI } from './diag';\n\nconst API_NAME = 'propagation';\nconst NOOP_TEXT_MAP_PROPAGATOR = new NoopTextMapPropagator();\n\n/**\n * Singleton object which represents the entry point to the OpenTelemetry Propagation API\n */\nexport class PropagationAPI {\n  private static _instance?: PropagationAPI;\n\n  /** Empty private constructor prevents end users from constructing a new instance of the API */\n  private constructor() {}\n\n  /** Get the singleton instance of the Propagator API */\n  public static getInstance(): PropagationAPI {\n    if (!this._instance) {\n      this._instance = new PropagationAPI();\n    }\n\n    return this._instance;\n  }\n\n  /**\n   * Set the current propagator.\n   *\n   * @returns true if the propagator was successfully registered, else false\n   */\n  public setGlobalPropagator(propagator: TextMapPropagator): boolean {\n    return registerGlobal(API_NAME, propagator, DiagAPI.instance());\n  }\n\n  /**\n   * Inject context into a carrier to be propagated inter-process\n   *\n   * @param context Context carrying tracing data to inject\n   * @param carrier carrier to inject context into\n   * @param setter Function used to set values on the carrier\n   */\n  public inject<Carrier>(\n    context: Context,\n    carrier: Carrier,\n    setter: TextMapSetter<Carrier> = defaultTextMapSetter\n  ): void {\n    return this._getGlobalPropagator().inject(context, carrier, setter);\n  }\n\n  /**\n   * Extract context from a carrier\n   *\n   * @param context Context which the newly created context will inherit from\n   * @param carrier Carrier to extract context from\n   * @param getter Function used to extract keys from a carrier\n   */\n  public extract<Carrier>(\n    context: Context,\n    carrier: Carrier,\n    getter: TextMapGetter<Carrier> = defaultTextMapGetter\n  ): Context {\n    return this._getGlobalPropagator().extract(context, carrier, getter);\n  }\n\n  /**\n   * Return a list of all fields which may be used by the propagator.\n   */\n  public fields(): string[] {\n    return this._getGlobalPropagator().fields();\n  }\n\n  /** Remove the global propagator */\n  public disable() {\n    unregisterGlobal(API_NAME, DiagAPI.instance());\n  }\n\n  public createBaggage = createBaggage;\n\n  public getBaggage = getBaggage;\n\n  public getActiveBaggage = getActiveBaggage;\n\n  public setBaggage = setBaggage;\n\n  public deleteBaggage = deleteBaggage;\n\n  private _getGlobalPropagator(): TextMapPropagator {\n    return getGlobal(API_NAME) || NOOP_TEXT_MAP_PROPAGATOR;\n  }\n}\n"]}