export type GoCommandLock = {
    readonly device: number;
    readonly generation: string;
    readonly inode: number;
    readonly owner: GoLockOwner;
    readonly path: string;
};
export type GoLockOwner = {
    readonly pid: number;
    readonly token: string;
};
export type GoLockRecord = {
    readonly generation: string;
    readonly owner: GoLockOwner;
    readonly schemaVersion: "ph-go-lock.2";
};
export type GoLegacyLockRecord = {
    readonly legacy: true;
    readonly owner: GoLockOwner;
};
export type GoParsedLockRecord = GoLegacyLockRecord | GoLockRecord;
export type GoLockSnapshot = {
    readonly kind: "missing";
} | {
    readonly device: number;
    readonly generation: string;
    readonly inode: number;
    readonly kind: "regular";
    readonly raw: string;
    readonly record: GoParsedLockRecord | undefined;
} | {
    readonly kind: "unsafe";
};
export type GoLockPublishOptions = {
    readonly onBeforePublish?: () => void;
};
export declare class GoCommandLockLostError extends Error {
    constructor();
}
export declare function isGoLockOwner(value: unknown): value is GoLockOwner;
export declare function lockPath(projectDir: string): string;
export declare function recoveryClaimPath(projectDir: string, generation: string, owner?: GoLockOwner): string;
export declare function readGoLockSnapshot(path: string): GoLockSnapshot;
export declare function snapshotMatches(left: Extract<GoLockSnapshot, {
    readonly kind: "regular";
}>, right: GoLockSnapshot): boolean;
export declare function processIsRunning(pid: number): boolean;
export declare function writeLockRecord(path: string, record: GoLockRecord, options?: GoLockPublishOptions): GoCommandLock;