@kangc/skywalking-backend-js
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The NodeJS agent for Apache SkyWalking
46 lines (45 loc) • 2.14 kB
TypeScript
/*!
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 Context from '../../trace/context/Context';
import Span from '../../trace/span/Span';
import Segment from '../../trace/context/Segment';
import EntrySpan from '../../trace/span/EntrySpan';
import ExitSpan from '../../trace/span/ExitSpan';
import LocalSpan from '../../trace/span/LocalSpan';
import { Component } from '../Component';
import { ContextCarrier } from './ContextCarrier';
import { SpanType } from '../../proto/language-agent/Tracing_pb';
export default class SpanContext implements Context {
static nActiveSegments: number;
spanId: number;
nSpans: number;
finished: boolean;
segment: Segment;
ignoreCheck(operation: string, type: SpanType, carrier?: ContextCarrier): Span | undefined;
spanCheck(spanType: SpanType, operation: string, carrier?: ContextCarrier): [Span | null, Span?];
newSpan(spanClass: typeof EntrySpan | typeof ExitSpan | typeof LocalSpan, parent: Span, operation: string): Span;
newEntrySpan(operation: string, carrier?: ContextCarrier, inherit?: Component | Component[]): Span;
newExitSpan(operation: string, component: Component, inherit?: Component): Span;
newLocalSpan(operation: string): Span;
start(span: Span): Context;
stop(span: Span): boolean;
async(span: Span): void;
resync(span: Span): void;
traceId(): string;
}