syncutil

package
v0.0.0-...-d94915d Latest Latest
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 Go to latest Published: Oct 6, 2016 License: Apache-2.0 Imports: 6 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func SetLogger 

func SetLogger(fn func(context.Context, string, ...interface{}))

SetLogger changes the function which will be used by TimedMutex when warning about an above-threshold invocation.

Types

type Mutex 

type Mutex struct {
	sync.Mutex
}

A Mutex is a mutual exclusion lock.

type RWMutex 

type RWMutex struct {
	sync.RWMutex
}

An RWMutex is a reader/writer mutual exclusion lock.

type TimedMutex 

type TimedMutex struct {
	// contains filtered or unexported fields
}

TimedMutex is a mutex which dumps a stack trace whenever a lock is unlocked after being held for longer than the supplied duration, which must be strictly positive.

func MakeTimedMutex 

func MakeTimedMutex(ctx context.Context, warnDuration time.Duration) TimedMutex

MakeTimedMutex creates a TimedMutex which warns when an Unlock happens more than warnDuration after the corresponding lock. It will use the supplied context for the warning message; see SetLogger().

func (*TimedMutex) Lock 

func (tm *TimedMutex) Lock()

Lock implements sync.Locker

func (*TimedMutex) Unlock 

func (tm *TimedMutex) Unlock()

Unlock implements sync.Locker

Source Files

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