{"version":3,"file":"bundle.esm.js","sources":["../src/index.ts"],"sourcesContent":["/* tslint:disable */\n\nimport {\n  ApolloLink,\n  Observable,\n  Operation,\n  NextLink,\n  FetchResult,\n  ExecutionResult,\n} from 'apollo-link';\nimport { GraphQLError } from 'graphql';\nimport { ServerError, ServerParseError } from 'apollo-link-http-common';\n\nexport interface ErrorResponse {\n  graphQLErrors?: ReadonlyArray<GraphQLError>;\n  networkError?: Error | ServerError | ServerParseError;\n  response?: ExecutionResult;\n  operation: Operation;\n  forward: NextLink;\n}\n\nexport namespace ErrorLink {\n  /**\n   * Callback to be triggered when an error occurs within the link stack.\n   */\n  export interface ErrorHandler {\n    (error: ErrorResponse): Observable<FetchResult> | void;\n  }\n}\n\n// For backwards compatibility.\nexport import ErrorHandler = ErrorLink.ErrorHandler;\n\nexport function onError(errorHandler: ErrorHandler): ApolloLink {\n  return new ApolloLink((operation, forward) => {\n    return new Observable(observer => {\n      let sub;\n      let retriedSub;\n      let retriedResult;\n\n      try {\n        sub = forward(operation).subscribe({\n          next: result => {\n            if (result.errors) {\n              retriedResult = errorHandler({\n                graphQLErrors: result.errors,\n                response: result,\n                operation,\n                forward,\n              });\n\n              if (retriedResult) {\n                retriedSub = retriedResult.subscribe({\n                  next: observer.next.bind(observer),\n                  error: observer.error.bind(observer),\n                  complete: observer.complete.bind(observer),\n                });\n                return;\n              }\n            }\n            observer.next(result);\n          },\n          error: networkError => {\n            retriedResult = errorHandler({\n              operation,\n              networkError,\n              //Network errors can return GraphQL errors on for example a 403\n              graphQLErrors:\n                networkError &&\n                networkError.result &&\n                networkError.result.errors,\n              forward,\n            });\n            if (retriedResult) {\n              retriedSub = retriedResult.subscribe({\n                next: observer.next.bind(observer),\n                error: observer.error.bind(observer),\n                complete: observer.complete.bind(observer),\n              });\n              return;\n            }\n            observer.error(networkError);\n          },\n          complete: () => {\n            // disable the previous sub from calling complete on observable\n            // if retry is in flight.\n            if (!retriedResult) {\n              observer.complete.bind(observer)();\n            }\n          },\n        });\n      } catch (e) {\n        errorHandler({ networkError: e, operation, forward });\n        observer.error(e);\n      }\n\n      return () => {\n        if (sub) sub.unsubscribe();\n        if (retriedSub) sub.unsubscribe();\n      };\n    });\n  });\n}\n\nexport class ErrorLink extends ApolloLink {\n  private link: ApolloLink;\n  constructor(errorHandler: ErrorLink.ErrorHandler) {\n    super();\n    this.link = onError(errorHandler);\n  }\n\n  public request(\n    operation: Operation,\n    forward: NextLink,\n  ): Observable<FetchResult> | null {\n    return this.link.request(operation, forward);\n  }\n}\n"],"names":["tslib_1.__extends"],"mappings":";;;SAiCgB,OAAO,CAAC,YAA0B;IAChD,OAAO,IAAI,UAAU,CAAC,UAAC,SAAS,EAAE,OAAO;QACvC,OAAO,IAAI,UAAU,CAAC,UAAA,QAAQ;YAC5B,IAAI,GAAG,CAAC;YACR,IAAI,UAAU,CAAC;YACf,IAAI,aAAa,CAAC;YAElB,IAAI;gBACF,GAAG,GAAG,OAAO,CAAC,SAAS,CAAC,CAAC,SAAS,CAAC;oBACjC,IAAI,EAAE,UAAA,MAAM;wBACV,IAAI,MAAM,CAAC,MAAM,EAAE;4BACjB,aAAa,GAAG,YAAY,CAAC;gCAC3B,aAAa,EAAE,MAAM,CAAC,MAAM;gCAC5B,QAAQ,EAAE,MAAM;gCAChB,SAAS,WAAA;gCACT,OAAO,SAAA;6BACR,CAAC,CAAC;4BAEH,IAAI,aAAa,EAAE;gCACjB,UAAU,GAAG,aAAa,CAAC,SAAS,CAAC;oCACnC,IAAI,EAAE,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC;oCAClC,KAAK,EAAE,QAAQ,CAAC,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC;oCACpC,QAAQ,EAAE,QAAQ,CAAC,QAAQ,CAAC,IAAI,CAAC,QAAQ,CAAC;iCAC3C,CAAC,CAAC;gCACH,OAAO;6BACR;yBACF;wBACD,QAAQ,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;qBACvB;oBACD,KAAK,EAAE,UAAA,YAAY;wBACjB,aAAa,GAAG,YAAY,CAAC;4BAC3B,SAAS,WAAA;4BACT,YAAY,cAAA;4BAEZ,aAAa,EACX,YAAY;gCACZ,YAAY,CAAC,MAAM;gCACnB,YAAY,CAAC,MAAM,CAAC,MAAM;4BAC5B,OAAO,SAAA;yBACR,CAAC,CAAC;wBACH,IAAI,aAAa,EAAE;4BACjB,UAAU,GAAG,aAAa,CAAC,SAAS,CAAC;gCACnC,IAAI,EAAE,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC;gCAClC,KAAK,EAAE,QAAQ,CAAC,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC;gCACpC,QAAQ,EAAE,QAAQ,CAAC,QAAQ,CAAC,IAAI,CAAC,QAAQ,CAAC;6BAC3C,CAAC,CAAC;4BACH,OAAO;yBACR;wBACD,QAAQ,CAAC,KAAK,CAAC,YAAY,CAAC,CAAC;qBAC9B;oBACD,QAAQ,EAAE;wBAGR,IAAI,CAAC,aAAa,EAAE;4BAClB,QAAQ,CAAC,QAAQ,CAAC,IAAI,CAAC,QAAQ,CAAC,EAAE,CAAC;yBACpC;qBACF;iBACF,CAAC,CAAC;aACJ;YAAC,OAAO,CAAC,EAAE;gBACV,YAAY,CAAC,EAAE,YAAY,EAAE,CAAC,EAAE,SAAS,WAAA,EAAE,OAAO,SAAA,EAAE,CAAC,CAAC;gBACtD,QAAQ,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC;aACnB;YAED,OAAO;gBACL,IAAI,GAAG;oBAAE,GAAG,CAAC,WAAW,EAAE,CAAC;gBAC3B,IAAI,UAAU;oBAAE,GAAG,CAAC,WAAW,EAAE,CAAC;aACnC,CAAC;SACH,CAAC,CAAC;KACJ,CAAC,CAAC;AACL,CAAC;;IAE8BA,6BAAU;IAEvC,mBAAY,YAAoC;QAAhD,YACE,iBAAO,SAER;QADC,KAAI,CAAC,IAAI,GAAG,OAAO,CAAC,YAAY,CAAC,CAAC;;KACnC;IAEM,2BAAO,GAAd,UACE,SAAoB,EACpB,OAAiB;QAEjB,OAAO,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,SAAS,EAAE,OAAO,CAAC,CAAC;KAC9C;IACH,gBAAC;AAAD,CAbA,CAA+B,UAAU;;;;"}