@opentelemetry/api
Version:
Public API for OpenTelemetry
82 lines • 2.59 kB
JavaScript
;
/*
* Copyright The OpenTelemetry 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
*
* https://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 });
exports.getSpanContext = exports.setSpanContext = exports.deleteSpan = exports.setSpan = exports.getActiveSpan = exports.getSpan = void 0;
const context_1 = require("../context/context");
const NonRecordingSpan_1 = require("./NonRecordingSpan");
const context_2 = require("../api/context");
/**
* span key
*/
const SPAN_KEY = (0, context_1.createContextKey)('OpenTelemetry Context Key SPAN');
/**
* Return the span if one exists
*
* @param context context to get span from
*/
function getSpan(context) {
return context.getValue(SPAN_KEY) || undefined;
}
exports.getSpan = getSpan;
/**
* Gets the span from the current context, if one exists.
*/
function getActiveSpan() {
return getSpan(context_2.ContextAPI.getInstance().active());
}
exports.getActiveSpan = getActiveSpan;
/**
* Set the span on a context
*
* @param context context to use as parent
* @param span span to set active
*/
function setSpan(context, span) {
return context.setValue(SPAN_KEY, span);
}
exports.setSpan = setSpan;
/**
* Remove current span stored in the context
*
* @param context context to delete span from
*/
function deleteSpan(context) {
return context.deleteValue(SPAN_KEY);
}
exports.deleteSpan = deleteSpan;
/**
* 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
*/
function setSpanContext(context, spanContext) {
return setSpan(context, new NonRecordingSpan_1.NonRecordingSpan(spanContext));
}
exports.setSpanContext = setSpanContext;
/**
* Get the span context of the span if it exists.
*
* @param context context to get values from
*/
function getSpanContext(context) {
var _a;
return (_a = getSpan(context)) === null || _a === void 0 ? void 0 : _a.spanContext();
}
exports.getSpanContext = getSpanContext;
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