62 lines
1.6 KiB
JavaScript
62 lines
1.6 KiB
JavaScript
/*
|
|
* Copyright The OpenTelemetry Authors
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
import { createContextKey } from '../context/context';
|
|
import { NonRecordingSpan } from './NonRecordingSpan';
|
|
import { ContextAPI } from '../api/context';
|
|
/**
|
|
* span key
|
|
*/
|
|
const SPAN_KEY = createContextKey('OpenTelemetry Context Key SPAN');
|
|
/**
|
|
* Return the span if one exists
|
|
*
|
|
* @param context context to get span from
|
|
*/
|
|
export function getSpan(context) {
|
|
return context.getValue(SPAN_KEY) || undefined;
|
|
}
|
|
/**
|
|
* Gets the span from the current context, if one exists.
|
|
*/
|
|
export function getActiveSpan() {
|
|
return getSpan(ContextAPI.getInstance().active());
|
|
}
|
|
/**
|
|
* Set the span on a context
|
|
*
|
|
* @param context context to use as parent
|
|
* @param span span to set active
|
|
*/
|
|
export function setSpan(context, span) {
|
|
return context.setValue(SPAN_KEY, span);
|
|
}
|
|
/**
|
|
* Remove current span stored in the context
|
|
*
|
|
* @param context context to delete span from
|
|
*/
|
|
export function deleteSpan(context) {
|
|
return context.deleteValue(SPAN_KEY);
|
|
}
|
|
/**
|
|
* Wrap span context in a NoopSpan and set as span in a new
|
|
* context
|
|
*
|
|
* @param context context to set active span on
|
|
* @param spanContext span context to be wrapped
|
|
*/
|
|
export function setSpanContext(context, spanContext) {
|
|
return setSpan(context, new NonRecordingSpan(spanContext));
|
|
}
|
|
/**
|
|
* Get the span context of the span if it exists.
|
|
*
|
|
* @param context context to get values from
|
|
*/
|
|
export function getSpanContext(context) {
|
|
var _a;
|
|
return (_a = getSpan(context)) === null || _a === void 0 ? void 0 : _a.spanContext();
|
|
}
|
|
//# sourceMappingURL=context-utils.js.map
|