@kangc/skywalking-backend-js
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The NodeJS agent for Apache SkyWalking
71 lines (70 loc) • 2.32 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 { Component } from '../Component';
import { Tag } from '../../Tag';
import Log from '../../Log';
import Segment from '../../trace/context/Segment';
import SegmentRef from '../../trace/context/SegmentRef';
import { SpanLayer, SpanType } from '../../proto/language-agent/Tracing_pb';
import { ContextCarrier } from '../context/ContextCarrier';
export declare type SpanCtorOptions = {
context: Context;
operation: string;
id?: number;
parentId?: number;
peer?: string;
layer?: SpanLayer;
component?: Component;
};
export default abstract class Span {
readonly context: Context;
readonly type: SpanType;
id: number;
parentId: number;
peer: string;
operation: string;
layer: SpanLayer;
component: Component;
depth: number;
isCold: boolean;
inherit?: Component;
readonly tags: Tag[];
readonly logs: Log[];
readonly refs: SegmentRef[];
startTime: number;
endTime: number;
errored: boolean;
lastError: Error | null;
constructor(options: SpanCtorOptions & {
type: SpanType;
});
start(): void;
stop(): void;
async(): void;
resync(): void;
finish(segment: Segment): boolean;
inject(): ContextCarrier;
extract(carrier: ContextCarrier): this;
hasTag(key: string): boolean;
tag(tag: Tag, insert?: boolean): this;
log(key: string, val: any): this;
error(error: Error): this;
refer(ref: SegmentRef): this;
}