golang.org/x/tools@v0.21.0/internal/pprof/main.go (about)

     1  // Copyright 2023 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build ignore
     6  // +build ignore
     7  
     8  // The pprof command prints the total time in a pprof profile provided
     9  // through the standard input.
    10  package main
    11  
    12  import (
    13  	"compress/gzip"
    14  	"fmt"
    15  	"io"
    16  	"log"
    17  	"os"
    18  
    19  	"golang.org/x/tools/internal/pprof"
    20  )
    21  
    22  func main() {
    23  	rd, err := gzip.NewReader(os.Stdin)
    24  	if err != nil {
    25  		log.Fatal(err)
    26  	}
    27  	payload, err := io.ReadAll(rd)
    28  	if err != nil {
    29  		log.Fatal(err)
    30  	}
    31  	total, err := pprof.TotalTime(payload)
    32  	if err != nil {
    33  		log.Fatal(err)
    34  	}
    35  	fmt.Println(total)
    36  }