import { type Trace } from "../../runDirectory/traces.js";
export type LogsExtractOptions = {
    log: string;
    trace?: string;
    out?: string;
    overwrite?: boolean;
};
export type LogsExtractDependencies = {
    writeStdout(text: string): void;
};
/**
 * Copy one trace's lines out of a statelog to a file or stdout, as they
 * appear in the source (minus a torn final line or a byte-identical repeated
 * line, which `readTraces` drops). A trace slice is itself a valid statelog,
 * so this is the primitive that turns "a run I noticed in a big log" into "a
 * run I can attach things to".
 */
export declare function logsExtract(options: LogsExtractOptions, dependencies?: LogsExtractDependencies): {
    traceId: string;
    lines: number;
};
/** With no `--trace`, a single-trace log needs no choosing; several do. */
export declare function pickTrace(options: {
    log: string;
    trace?: string;
}): Trace;