forked from etf1/opentelemetry-go-contrib
/
config.go
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/
config.go
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/**
* Copyright 2018 Confluent Inc.
*
* 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 otelconfluent
import (
"go.opentelemetry.io/otel/propagation"
oteltrace "go.opentelemetry.io/otel/trace"
)
type config struct {
tracerName string
tracerProvider oteltrace.TracerProvider
propagator propagation.TextMapPropagator
consumerGroupID string
}
// Option is used to configure the client.
type Option interface {
apply(*config)
}
type optionFunc func(*config)
func (o optionFunc) apply(c *config) {
o(c)
}
// WithTracerName specifies a specific name for the current tracer.
func WithTracerName(name string) Option {
return optionFunc(func(cfg *config) {
cfg.tracerName = name
})
}
// WithTracerProvider specifies a tracer provider to use for creating a tracer.
// If none is specified, the global provider is used.
func WithTracerProvider(provider oteltrace.TracerProvider) Option {
return optionFunc(func(cfg *config) {
if provider != nil {
cfg.tracerProvider = provider
}
})
}
// WithPropagator specifies a custom TextMapPropagator.
func WithPropagator(propagator propagation.TextMapPropagator) Option {
return optionFunc(func(cfg *config) {
cfg.propagator = propagator
})
}
// WithConsumerGroupID specifies the consumer group ID that is used for creating a consumer.
func WithConsumerGroupID(consumerGroupID string) Option {
return optionFunc(func(cfg *config) {
cfg.consumerGroupID = consumerGroupID
})
}