export interface RepoSnapshotOptions {
    /** Maximum number of files to include in the tree. Default: 1000. */
    maxFiles?: number;
    /** Maximum bytes per file before contents are omitted. Default: 32_000. */
    maxFileBytes?: number;
    /** Maximum total text bytes injected into the snapshot. Binary files and non-content sections (tree header, separators) do not count toward this limit. Default: 262_144 (256 KiB). */
    maxTotalTextBytes?: number;
    /** Maximum directories traversed. Default: 2000. */
    maxDirs?: number;
    /** Maximum entries read from a single directory. Caps memory use when an agent creates a directory with millions of entries. Default: 10_000. */
    maxDirEntries?: number;
    /** Directory names skipped anywhere in the tree. Default: {@link DEFAULT_IGNORE_DIRS}. */
    ignoreDirs?: ReadonlySet<string>;
    /**
     * Exact basenames (`.env`) and glob extensions (`*.pem`) omitted from the snapshot.
     * Default: {@link DEFAULT_SENSITIVE_FILES}. Pass an empty set to disable.
     */
    sensitiveFiles?: ReadonlySet<string>;
}
export type RepoSnapshotResult = {
    ok: true;
    snapshot: string;
} | {
    ok: false;
    error: string;
};
/** Basenames, `*.ext` globs, and `.prefix.*` prefix globs omitted from the snapshot by default. Covers env files, package-manager auth configs, and private key files. */
export declare const DEFAULT_SENSITIVE_FILES: ReadonlySet<string>;
/**
 * Directory names skipped during the workspace walk.
 *
 * Covers build artifacts, caches, and dependency trees for the languages most
 * common in language-migration tasks. Languages: VCS, Python, Node/JS/TS, Rust,
 * Go, Java/Kotlin, .NET/C#, C/C++.
 */
export declare const DEFAULT_IGNORE_DIRS: ReadonlySet<string>;
/** Returns a bounded text snapshot of {@link workDir}, or a failing result when missing/unreadable. */
export declare function buildRepoSnapshot(workDir: string, options?: RepoSnapshotOptions): Promise<RepoSnapshotResult>;
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