profile

func Close ¶

func Close() error

func Event ¶

func Event() event

Event instanciates a new trace event

Returns nil if profiling is disabled.

Unless specified, event method modifies event in place and return receiver for convenience. All event methods are save to call on zero event. Use [Clone] to copy event.

func Open ¶

func Open(path string) error

Open enables profiling

Saves events in path file as JSON array. You must ensure Close for proper profiling session end. Actually, tools accepts unterminated JSON array file for crash.

func Thread ¶

func Thread(ctx context.Context, name string, args ...any) context.Context

Thread associate a unique thread id to context.