/**
 * File globs for workspace search, shared by the sandboxes: `*` matches within a path segment, `**`
 * across segments (`**\/` also matches none), `?` one character, and `{a,b}` either alternative.
 * Paths use `/`, are relative to the search root, and match case-sensitively.
 */
export declare function globMatcher(pattern: string): (path: string) => boolean;
/** Directories workspace search never enters. */
export declare const SKIPPED_DIRECTORIES: ReadonlySet<string>;
/** The most directory entries, or files, one search walks. */
export declare const WALK_LIMIT = 20000;
/** Files larger than this are not searched. */
export declare const GREP_FILE_BYTES = 1048576;
/** One search reads no more than this, in all. */
export declare const GREP_TOTAL_BYTES: number;
/**
 * The lines of a file that match, numbered from 1 and cut to 300 characters, at most `limit`; none
 * for a binary file, one with a NUL byte in its first 8,000 bytes.
 */
export declare function matchingLines(bytes: Uint8Array, expression: RegExp, limit: number): Array<{
    line: number;
    text: string;
}>;
/** MIME types for the media a workspace tool reads as content the model sees, by file extension. */
export declare const MEDIA_TYPES: Readonly<Record<string, string>>;