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|
//go:build !js || !wasm
// +build !js !wasm
package main
import (
"fmt"
"os"
"runtime/pprof"
"runtime/trace"
"github.com/evanw/esbuild/internal/logger"
)
func createTraceFile(osArgs []string, traceFile string) func() {
f, err := os.Create(traceFile)
if err != nil {
logger.PrintErrorToStderr(osArgs, fmt.Sprintf(
"Failed to create trace file: %s", err.Error()))
return nil
}
trace.Start(f)
return func() {
trace.Stop()
f.Close()
}
}
func createHeapFile(osArgs []string, heapFile string) func() {
f, err := os.Create(heapFile)
if err != nil {
logger.PrintErrorToStderr(osArgs, fmt.Sprintf(
"Failed to create heap file: %s", err.Error()))
return nil
}
return func() {
if err := pprof.WriteHeapProfile(f); err != nil {
logger.PrintErrorToStderr(osArgs, fmt.Sprintf(
"Failed to write heap profile: %s", err.Error()))
}
f.Close()
}
}
func createCpuprofileFile(osArgs []string, cpuprofileFile string) func() {
f, err := os.Create(cpuprofileFile)
if err != nil {
logger.PrintErrorToStderr(osArgs, fmt.Sprintf(
"Failed to create cpuprofile file: %s", err.Error()))
return nil
}
pprof.StartCPUProfile(f)
return func() {
pprof.StopCPUProfile()
f.Close()
}
}
func isServeUnsupported() bool {
return false
}
|
