import { SamplingController } from "./runtime.mjs";
import { Context } from "@opentelemetry/api";
import { ReadableSpan, Span as Span$1, SpanProcessor } from "@opentelemetry/sdk-trace-base";

//#region src/sampling/span_processor.d.ts
/**
 * Gates trace export for traces registered by Monocle sampling rules.
 *
 * Non-registered traces are forwarded immediately. Registered traces are
 * buffered until their root span ends, then exported or dropped.
 */
declare class SamplingSpanProcessor implements SpanProcessor {
  #private;
  constructor(processors: SpanProcessor[], controller?: SamplingController);
  /**
   * Sampling decisions are applied when spans end, so start events are ignored.
   */
  onStart(_span: Span$1, _parentContext: Context): void;
  /**
   * Forwards unmanaged spans immediately and flushes managed traces only when
   * their sampling rule allows export.
   */
  onEnd(span: ReadableSpan): void;
  /**
   * Flushes wrapped processors.
   */
  forceFlush(): Promise<void>;
  /**
   * Clears sampling buffers and shuts down wrapped processors.
   */
  shutdown(): Promise<void>;
}
//#endregion
export { SamplingSpanProcessor };