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59 lines
956 B
Go
59 lines
956 B
Go
package prof
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import "zero/core/utils"
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type (
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ProfilePoint struct {
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*utils.ElapsedTimer
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}
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Profiler interface {
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Start() ProfilePoint
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Report(name string, point ProfilePoint)
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}
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RealProfiler struct{}
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NullProfiler struct{}
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)
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var profiler = newNullProfiler()
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func EnableProfiling() {
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profiler = newRealProfiler()
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}
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func Start() ProfilePoint {
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return profiler.Start()
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}
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func Report(name string, point ProfilePoint) {
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profiler.Report(name, point)
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}
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func newRealProfiler() Profiler {
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return &RealProfiler{}
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}
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func (rp *RealProfiler) Start() ProfilePoint {
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return ProfilePoint{
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ElapsedTimer: utils.NewElapsedTimer(),
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}
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}
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func (rp *RealProfiler) Report(name string, point ProfilePoint) {
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duration := point.Duration()
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report(name, duration)
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}
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func newNullProfiler() Profiler {
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return &NullProfiler{}
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}
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func (np *NullProfiler) Start() ProfilePoint {
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return ProfilePoint{}
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}
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func (np *NullProfiler) Report(string, ProfilePoint) {
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}
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