import { Tracer, Meter } from '@opentelemetry/api';
export { ILogger } from './logger.cjs';
import 'pino';

/**
 * Global configuration for OpenTelemetry decorators
 *
 * Allows users to inject custom loggers, tracers, and meters
 * while maintaining sensible defaults.
 */

declare const FEATURE_FLAGS: {
    /** Enable full auto-instrumentation (expensive, production only) */
    readonly ENABLE_AUTO_INSTRUMENTATION: boolean;
    /** Enable verbose logging (development only) */
    readonly ENABLE_VERBOSE_LOGGING: boolean;
    /** Enable metrics collection (production only) */
    readonly ENABLE_METRICS_BY_DEFAULT: boolean;
    /** Enable async resource detection (production only) */
    readonly ENABLE_RESOURCE_DETECTION: boolean;
    /** Enable tracing in all environments (can be disabled via autotel_TRACING=false) */
    readonly ENABLE_TRACING: boolean;
    /** Enable log redaction for sensitive fields (can be disabled via autotel_REDACTION=false) */
    readonly ENABLE_REDACTION: boolean;
};
/**
 * Runtime configuration for OpenTelemetry instrumentation
 *
 * This configures the tracer and meter used by autotel's functional API.
 * Use `configure()` to set custom tracer/meter instances.
 */
interface RuntimeConfig {
    /**
     * Tracer name for OpenTelemetry
     * @default 'app'
     */
    tracerName?: string;
    /**
     * Meter name for OpenTelemetry metrics
     * @default 'app'
     */
    meterName?: string;
    /**
     * Custom tracer instance (for advanced use cases like Datadog direct)
     * @default trace.getTracer(tracerName)
     */
    tracer?: Tracer;
    /**
     * Custom meter instance
     * @default metrics.getMeter(meterName)
     */
    meter?: Meter;
}
/**
 * Configure global instrumentation behavior
 *
 * @example
 * ```typescript
 * import { configure } from 'autotel/config'
 *
 * configure({
 *   tracerName: 'my-app'
 * })
 * ```
 */
declare function configure(options: RuntimeConfig): void;
/**
 * Get current configuration (internal use)
 */
declare function getConfig(): Required<RuntimeConfig> & {
    featureFlags: typeof FEATURE_FLAGS;
};
/**
 * Reset configuration to defaults (internal use - mainly for testing)
 */
declare function resetConfig(): void;

export { FEATURE_FLAGS, type RuntimeConfig, configure, getConfig, resetConfig };