import type { CurrencyConfig } from '../../config';
import type { CoinModuleApi, Memo, MemoNotSupported, TxData, TxDataNotSupported } from '../types';
export interface Span {
    end(): void;
    setError(error: unknown): void;
}
export interface Tracer {
    startSpan(name: string): Span;
}
/**
 * Wraps a {@link CoinModuleApi} to open a tracing span around each method invocation.
 *
 * The span is ended on success, or after `setError` on throw.
 * The Context is forwarded unchanged to the underlying method.
 * Handles both synchronous methods (e.g. `combine`) and async methods uniformly.
 */
export declare function withTracing<C extends CurrencyConfig, M extends Memo = MemoNotSupported, T extends TxData = TxDataNotSupported, Extra extends object = Record<never, never>>(api: CoinModuleApi<C, M, T> & Extra, tracer: Tracer): CoinModuleApi<C, M, T> & Extra;
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