/**
 * Copyright 2018, OpenCensus Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ import * as exportersTypes from '../exporters/types' ; import * as configTypes from './config/types' ; import * as modelTypes from './model/types' ; /** Main interface for tracing. */ export interface Tracing { /** Object responsible for managing a trace. */ readonly tracer : modelTypes . TracerBase ; /** Service to send collected traces to. */ readonly exporter : exportersTypes . Exporter ; /** Gets active status  */ active : boolean ; param userConfig returns start ( userConfig ? ) : Tracing ; /** Stops tracing. */ stop ( ) : void ; param exporter returns registerExporter ( exporter ) : Tracing ; param exporter unregisterExporter ( exporter ) : Tracing ; }