import type { ExecutorResult, WorkflowRun, WorkflowStepRun, WorkflowStepRunStatus } from "../types.js";
/** Maximum characters kept from each end of a child output when building parent envelopes. */
export declare const ENVELOPE_EXCERPT_CHARS = 2048;
/** Stable marker prefix recorded on skipped step runs that were blocked by policy exit codes. */
export declare const BLOCKED_STEP_ERROR_PREFIX = "blocked:";
/**
 * Excerpts scrub BEFORE truncating: cutting raw output at fixed character
 * boundaries can bisect a credential (e.g. an `sk` + `-ant-…` key whose prefix
 * falls in the omitted middle), leaving a fragment no scrub pattern matches.
 * scrubSecrets is idempotent, so store-time re-scrubbing stays safe.
 */
export declare function boundedExcerpt(text: string | undefined, limit?: number): string | undefined;
export interface OutputSummary {
    stdoutBytes: number;
    stderrBytes: number;
    stdoutExcerpt?: string;
    stderrExcerpt?: string;
}
export declare function summarizeOutput(stdout: string | undefined, stderr: string | undefined): OutputSummary;
export interface ExecutorResultSummary extends OutputSummary {
    status: ExecutorResult["status"];
    exitCode?: number;
    durationMs: number;
    error?: string;
}
export declare function summarizeExecutorResult(result: Pick<ExecutorResult, "status" | "exitCode" | "durationMs" | "stdout" | "stderr" | "error">): ExecutorResultSummary;
export interface WorkflowStepRunSummary extends OutputSummary {
    stepId: string;
    status: WorkflowStepRunStatus;
    exitCode?: number;
    durationMs?: number;
    error?: string;
    blocked: boolean;
}
export declare function isBlockedStepRun(step: Pick<WorkflowStepRun, "status" | "error"> | undefined): boolean;
export declare function summarizeWorkflowStepRun(step: WorkflowStepRun): WorkflowStepRunSummary;
/**
 * Parent-run result envelope: per-step summaries only. Full child output stays on the
 * workflow step run rows; duplicating it here bloated the database and propagated secrets.
 */
export declare function workflowRunEnvelope(run: WorkflowRun, steps: WorkflowStepRun[]): string;