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//
// Copyright 2022 SkyAPM org
//
// 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 go2sky_test
import (
"context"
"log"
"time"
"github.com/SkyAPM/go2sky"
"github.com/SkyAPM/go2sky/reporter"
)
func ExampleNewTracer() {
// Use gRPC reporter for production
r, err := reporter.NewLogReporter()
if err != nil {
log.Fatalf("new reporter error %v \n", err)
}
defer r.Close()
tracer, err := go2sky.NewTracer("example", go2sky.WithReporter(r))
if err != nil {
log.Fatalf("create tracer error %v \n", err)
}
// This for test
span, ctx, err := tracer.CreateLocalSpan(context.Background())
if err != nil {
log.Fatalf("create new local span error %v \n", err)
}
span.SetOperationName("invoke data")
span.Tag("kind", "outer")
time.Sleep(time.Second)
subSpan, _, err := tracer.CreateLocalSpan(ctx)
if err != nil {
log.Fatalf("create new sub local span error %v \n", err)
}
subSpan.SetOperationName("invoke inner")
subSpan.Log(time.Now(), "inner", "this is right")
time.Sleep(time.Second)
subSpan.End()
time.Sleep(500 * time.Millisecond)
span.End()
time.Sleep(time.Second)
// Output:
}
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