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Mini Shell
Mini Shell
"use strict";
/**
* 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
const uuid = require("uuid");
const logger = require("../../common/console-logger");
const span_1 = require("./span");
const span_base_1 = require("./span-base");
const types = require("./types");
/** Defines a root span */
class RootSpan extends span_base_1.SpanBase {
/**
* Constructs a new RootSpanImpl instance.
* @param tracer A tracer object.
* @param context A trace options object to build the root span.
*/
constructor(tracer, context) {
super();
/** set isRootSpan = true */
this.isRootSpan = true;
this.tracer = tracer;
this.traceIdLocal =
context && context.spanContext && context.spanContext.traceId ?
context.spanContext.traceId :
(uuid.v4().split('-').join(''));
this.name = context && context.name ? context.name : 'undefined';
if (context && context.spanContext) {
this.parentSpanId = context.spanContext.spanId || '';
this.traceStateLocal = context.spanContext.traceState;
}
this.spansLocal = [];
this.kind =
context && context.kind ? context.kind : types.SpanKind.UNSPECIFIED;
this.logger = tracer.logger || logger.logger();
this.activeTraceParams = tracer.activeTraceParams;
}
/** Gets span list from rootspan instance. */
get spans() {
return this.spansLocal;
}
/** Gets trace id from rootspan instance. */
get traceId() {
return this.traceIdLocal;
}
/** Gets trace state from rootspan instance */
get traceState() {
return this.traceStateLocal;
}
/** Starts a rootspan instance. */
start() {
super.start();
this.logger.debug('starting %s %o', this.className, {
traceId: this.traceId,
id: this.id,
parentSpanId: this.parentSpanId,
traceState: this.traceState
});
this.tracer.onStartSpan(this);
}
/** Ends a rootspan instance. */
end() {
super.end();
for (const span of this.spansLocal) {
if (!span.ended && span.started) {
span.truncate();
}
}
this.tracer.onEndSpan(this);
}
/**
* Starts a new child span in the root span.
* @param name Span name.
* @param kind Span kind.
* @param parentSpanId Span parent ID.
*/
startChildSpan(name, kind, parentSpanId) {
if (this.ended) {
this.logger.debug('calling %s.startSpan() on ended %s %o', this.className, this.className, { id: this.id, name: this.name, kind: this.kind });
return null;
}
if (!this.started) {
this.logger.debug('calling %s.startSpan() on un-started %s %o', this.className, this.className, { id: this.id, name: this.name, kind: this.kind });
return null;
}
const newSpan = new span_1.Span(this);
if (name) {
newSpan.name = name;
}
if (kind) {
newSpan.kind = kind;
}
newSpan.start();
this.spansLocal.push(newSpan);
return newSpan;
}
}
exports.RootSpan = RootSpan;
//# sourceMappingURL=root-span.js.map
Zerion Mini Shell 1.0