export interface RepositoryIdentity {
    repositoryId: string;
    canonicalRemote?: string;
    gitCommonDirId: string;
    rootTreeId: string;
}
export interface ContentDigest {
    algorithm: 'sha256';
    digest: string;
    bytes: number;
}
export interface UntrackedFileIdentity {
    path: string;
    kind: 'file' | 'symlink';
    mode: number;
    bytes: number;
    digest: string;
}
export interface UntrackedManifest {
    digest: string;
    entries: readonly UntrackedFileIdentity[];
}
export interface SubmoduleState {
    path: string;
    initialized: boolean;
    expectedCommit: string;
    commit?: string;
    trackedPatch: ContentDigest;
    untrackedManifest: UntrackedManifest;
    submodules: readonly SubmoduleState[];
}
interface SourceStateBase {
    version: 1;
    /** Git-visible state excludes ignored build inputs and installed toolchains. */
    scope: 'git-visible';
    repository: RepositoryIdentity;
    baseCommit: string;
    treeId: string;
    sourceStateId: string;
}
export interface CleanSourceState extends SourceStateBase {
    kind: 'clean';
    clean: true;
}
export interface DirtySourceState extends SourceStateBase {
    kind: 'dirty';
    clean: false;
    trackedPatch: ContentDigest;
    untrackedManifest: UntrackedManifest;
    submodules: readonly SubmoduleState[];
}
export type ExactSourceState = CleanSourceState | DirtySourceState;
/** Recursive, locale-independent canonical JSON for JSON-safe contract values. */
export declare function canonicalJson(value: unknown): string;
/**
 * Capture a stable, content-addressed Git source state.
 *
 * The collector performs two complete reads and refuses a moving worktree.
 * Ignored files are intentionally excluded because Git does not treat them as
 * repository source. Untracked symlinks bind their link target text without
 * following the target outside the worktree.
 */
export declare function captureRepositorySourceState(repoPath: string | URL): ExactSourceState;
export declare function sourceStateMatches(left: ExactSourceState, right: ExactSourceState): boolean;
/** Release receipts default to the stronger committed-state requirement. */
export declare function isReleaseEligibleSourceState(state: ExactSourceState): state is CleanSourceState;
export {};
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