| // 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 |
| // |
| // 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. |
| |
| package trace |
| |
| type noopTracerProvider struct{} |
| |
| var _ TracerProvider = noopTracerProvider{} |
| |
| // Tracer returns noop implementation of Tracer. |
| func (p noopTracerProvider) Tracer(_ string, _ ...TracerOption) Tracer { |
| return noopTracer{} |
| } |
| |
| // NoopTracerProvider returns a noop implementation of TracerProvider. The |
| // Tracer and Spans created from the noop provider will also be noop. |
| func NoopTracerProvider() TracerProvider { |
| return noopTracerProvider{} |
| } |