import { type WorkflowPackageManagerCommand } from "./workflow-package-manager.ts";
export interface WorkflowPackageInstallResult {
    readonly code: number;
    readonly stdout: string;
    readonly stderr: string;
}
export type WorkflowPackageInstaller = (directory: string, signal: AbortSignal | undefined) => Promise<WorkflowPackageInstallResult>;
export interface WorkflowPackagePreparation {
    readonly directory: string;
    readonly manifestPath: string;
    readonly lockfilePath: string;
    readonly verifyCommand: string;
    readonly installed: boolean;
}
export declare class WorkflowPackagePreparationError extends Error {
    constructor(message: string);
}
/** Establish one reproducible pnpm package for every workflow in a project. */
export declare function prepareWorkflowPackage(options: {
    readonly directory: string;
    readonly signal?: AbortSignal;
    /** Test seam replacing package installation, including package-manager resolution. */
    readonly install?: WorkflowPackageInstaller;
    /** Test seam used when exercising production command construction with a fake installer. */
    readonly resolvePackageManager?: (signal: AbortSignal | undefined) => Promise<WorkflowPackageManagerCommand>;
}): Promise<WorkflowPackagePreparation>;
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