export declare const GOVERN_DEPTH_ENV = "SYNTH_GOVERN_DEPTH";
/**
 * Cross-platform npm executable name.
 * Windows npm is `npm.cmd`; everywhere else it is `npm`.
 * Using this avoids the `shell: true` deprecation warning while still
 * spawning npm correctly on all supported platforms.
 */
export declare function npmCommand(): string;
export type GovernDelegationCondition = "delegated" | "missing-package-json" | "missing-govern-script" | "cyclic-script" | "depth-marker";
export type GovernDelegationVerdict = {
    allowed: true;
    childEnv: NodeJS.ProcessEnv;
    condition: "delegated";
} | {
    allowed: false;
    message: string;
    condition: Exclude<GovernDelegationCondition, "delegated">;
};
/**
 * Build the human-readable diagnostic message for a delegation condition.
 */
export declare function governDelegationMessage(condition: GovernDelegationCondition, detail?: string): string;
export declare function checkGovernDelegation(cwd: string, env?: NodeJS.ProcessEnv): GovernDelegationVerdict;