| 1 | /*
|
| 2 | * Copyright The OpenTelemetry Authors
|
| 3 | *
|
| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
|
| 5 | * you may not use this file except in compliance with the License.
|
| 6 | * You may obtain a copy of the License at
|
| 7 | *
|
| 8 | * https://www.apache.org/licenses/LICENSE-2.0
|
| 9 | *
|
| 10 | * Unless required by applicable law or agreed to in writing, software
|
| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
|
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| 13 | * See the License for the specific language governing permissions and
|
| 14 | * limitations under the License.
|
| 15 | */
|
| 16 | import { NoopTracer } from './NoopTracer';
|
| 17 | var NOOP_TRACER = new NoopTracer();
|
| 18 | /**
|
| 19 | * Proxy tracer provided by the proxy tracer provider
|
| 20 | */
|
| 21 | var ProxyTracer = /** @class */ (function () {
|
| 22 | function ProxyTracer(_provider, name, version, options) {
|
| 23 | this._provider = _provider;
|
| 24 | this.name = name;
|
| 25 | this.version = version;
|
| 26 | this.options = options;
|
| 27 | }
|
| 28 | ProxyTracer.prototype.startSpan = function (name, options, context) {
|
| 29 | return this._getTracer().startSpan(name, options, context);
|
| 30 | };
|
| 31 | ProxyTracer.prototype.startActiveSpan = function (_name, _options, _context, _fn) {
|
| 32 | var tracer = this._getTracer();
|
| 33 | return Reflect.apply(tracer.startActiveSpan, tracer, arguments);
|
| 34 | };
|
| 35 | /**
|
| 36 | * Try to get a tracer from the proxy tracer provider.
|
| 37 | * If the proxy tracer provider has no delegate, return a noop tracer.
|
| 38 | */
|
| 39 | ProxyTracer.prototype._getTracer = function () {
|
| 40 | if (this._delegate) {
|
| 41 | return this._delegate;
|
| 42 | }
|
| 43 | var tracer = this._provider.getDelegateTracer(this.name, this.version, this.options);
|
| 44 | if (!tracer) {
|
| 45 | return NOOP_TRACER;
|
| 46 | }
|
| 47 | this._delegate = tracer;
|
| 48 | return this._delegate;
|
| 49 | };
|
| 50 | return ProxyTracer;
|
| 51 | }());
|
| 52 | export { ProxyTracer };
|
| 53 | //# sourceMappingURL=ProxyTracer.js.map |
| \ | No newline at end of file |