monitor

type Metrics struct {

	// Tokenizer metrics
	TokenizerCalls    int64
	TokenizerDuration time.Duration
	TokensProcessed   int64
	TokenizerErrors   int64

	// Parser metrics
	ParserCalls         int64
	ParserDuration      time.Duration
	StatementsProcessed int64
	ParserErrors        int64

	// Pool metrics
	PoolHits   int64
	PoolMisses int64
	PoolReuse  float64

	// Memory metrics
	AllocBytes  uint64
	TotalAllocs uint64
	LastGCPause time.Duration
	// contains filtered or unexported fields
}

type MetricsSnapshot struct {
	// Tokenizer metrics
	TokenizerCalls    int64
	TokenizerDuration time.Duration
	TokensProcessed   int64
	TokenizerErrors   int64

	// Parser metrics
	ParserCalls         int64
	ParserDuration      time.Duration
	StatementsProcessed int64
	ParserErrors        int64

	// Pool metrics
	PoolHits   int64
	PoolMisses int64
	PoolReuse  float64

	// Memory metrics
	AllocBytes  uint64
	TotalAllocs uint64
	LastGCPause time.Duration

	StartTime time.Time
}

type Summary struct {
	Uptime              time.Duration
	TotalOperations     int64
	OperationsPerSecond float64
	TokensPerSecond     float64
	AvgTokenizerLatency time.Duration
	AvgParserLatency    time.Duration
	ErrorRate           float64
	PoolEfficiency      float64
}