go/src/internal/trace/resources.go

type ThreadID …

const NoThread …

type ProcID …

const NoProc …

type GoID …

const NoGoroutine …

type GoState …

const GoUndetermined …

const GoNotExist …

const GoRunnable …

const GoRunning …

const GoWaiting …

const GoSyscall …

// Executing returns true if the state indicates that the goroutine is executing
// and bound to its thread.
func (s GoState) Executing() bool { … }

// String returns a human-readable representation of a GoState.
//
// The format of the returned string is for debugging purposes and is subject to change.
func (s GoState) String() string { … }

type ProcState …

const ProcUndetermined …

const ProcNotExist …

const ProcRunning …

const ProcIdle …

// Executing returns true if the state indicates that the proc is executing
// and bound to its thread.
func (s ProcState) Executing() bool { … }

// String returns a human-readable representation of a ProcState.
//
// The format of the returned string is for debugging purposes and is subject to change.
func (s ProcState) String() string { … }

type ResourceKind …

const ResourceNone …

const ResourceGoroutine …

const ResourceProc …

const ResourceThread …

// String returns a human-readable representation of a ResourceKind.
//
// The format of the returned string is for debugging purposes and is subject to change.
func (r ResourceKind) String() string { … }

type ResourceID …

// MakeResourceID creates a general resource ID from a specific resource's ID.
func MakeResourceID[T interface{ … }

// Goroutine obtains a GoID from the resource ID.
//
// r.Kind must be ResourceGoroutine or this function will panic.
func (r ResourceID) Goroutine() GoID { … }

// Proc obtains a ProcID from the resource ID.
//
// r.Kind must be ResourceProc or this function will panic.
func (r ResourceID) Proc() ProcID { … }

// Thread obtains a ThreadID from the resource ID.
//
// r.Kind must be ResourceThread or this function will panic.
func (r ResourceID) Thread() ThreadID { … }

// String returns a human-readable string representation of the ResourceID.
//
// This representation is subject to change and is intended primarily for debugging.
func (r ResourceID) String() string { … }

type StateTransition …

func goStateTransition(id GoID, from, to GoState) StateTransition { … }

func procStateTransition(id ProcID, from, to ProcState) StateTransition { … }

// Goroutine returns the state transition for a goroutine.
//
// Transitions to and from states that are Executing are special in that
// they change the future execution context. In other words, future events
// on the same thread will feature the same goroutine until it stops running.
//
// Panics if d.Resource.Kind is not ResourceGoroutine.
func (d StateTransition) Goroutine() (from, to GoState) { … }

// Proc returns the state transition for a proc.
//
// Transitions to and from states that are Executing are special in that
// they change the future execution context. In other words, future events
// on the same thread will feature the same goroutine until it stops running.
//
// Panics if d.Resource.Kind is not ResourceProc.
func (d StateTransition) Proc() (from, to ProcState) { … }