| 1 | {"version":3,"file":"propagation.js","sourceRoot":"","sources":["../../../src/api/propagation.ts"],"names":[],"mappings":";AAAA;;;;;;;;;;;;;;GAcG;;;AAGH,yDAIkC;AAClC,8EAA6E;AAC7E,sEAM0C;AAC1C,8DAIoC;AACpC,0CAAiD;AACjD,+BAAiC;AAEjC,IAAM,QAAQ,GAAG,aAAa,CAAC;AAC/B,IAAM,wBAAwB,GAAG,IAAI,6CAAqB,EAAE,CAAC;AAE7D;;GAEG;AACH;IAGE,+FAA+F;IAC/F;QA8DO,kBAAa,GAAG,qBAAa,CAAC;QAE9B,eAAU,GAAG,4BAAU,CAAC;QAExB,eAAU,GAAG,4BAAU,CAAC;QAExB,kBAAa,GAAG,+BAAa,CAAC;IApEd,CAAC;IAExB,uDAAuD;IACzC,0BAAW,GAAzB;QACE,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,4CAAmB,GAA1B,UAA2B,UAA6B;QACtD,OAAO,6BAAc,CAAC,QAAQ,EAAE,UAAU,EAAE,cAAO,CAAC,QAAQ,EAAE,CAAC,CAAC;IAClE,CAAC;IAED;;;;;;OAMG;IACI,+BAAM,GAAb,UACE,OAAgB,EAChB,OAAgB,EAChB,MAAqD;QAArD,uBAAA,EAAA,SAAiC,wCAAoB;QAErD,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,MAAM,CAAC,OAAO,EAAE,OAAO,EAAE,MAAM,CAAC,CAAC;IACtE,CAAC;IAED;;;;;;OAMG;IACI,gCAAO,GAAd,UACE,OAAgB,EAChB,OAAgB,EAChB,MAAqD;QAArD,uBAAA,EAAA,SAAiC,wCAAoB;QAErD,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,OAAO,CAAC,OAAO,EAAE,OAAO,EAAE,MAAM,CAAC,CAAC;IACvE,CAAC;IAED;;OAEG;IACI,+BAAM,GAAb;QACE,OAAO,IAAI,CAAC,oBAAoB,EAAE,CAAC,MAAM,EAAE,CAAC;IAC9C,CAAC;IAED,mCAAmC;IAC5B,gCAAO,GAAd;QACE,+BAAgB,CAAC,QAAQ,EAAE,cAAO,CAAC,QAAQ,EAAE,CAAC,CAAC;IACjD,CAAC;IAUO,6CAAoB,GAA5B;QACE,OAAO,wBAAS,CAAC,QAAQ,CAAC,IAAI,wBAAwB,CAAC;IACzD,CAAC;IACH,qBAAC;AAAD,CAAC,AA7ED,IA6EC;AA7EY,wCAAc","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 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 setBaggage = setBaggage;\n\n public deleteBaggage = deleteBaggage;\n\n private _getGlobalPropagator(): TextMapPropagator {\n return getGlobal(API_NAME) || NOOP_TEXT_MAP_PROPAGATOR;\n }\n}\n"]} |