import type { FlagView } from '../spec/types.ts';
/**
 * GNU's file-selection flags, threaded as one value.
 *
 * `fileGlobs` holds the --include/--exclude rules in command-line
 * order (the order decides ties, see `fileAdmitted`), `excludeDir`
 * prunes directories from the -r walk, and `text` (-a) lets the walk
 * read the extensions it would otherwise skip as binary. The empty
 * value admits everything, which is what every caller without the
 * flags passes.
 */
/** One --include/--exclude rule: a basename glob and its verdict. */
export interface FileGlob {
    glob: string;
    admit: boolean;
}
export interface WalkFilters {
    fileGlobs: readonly FileGlob[];
    excludeDir: readonly string[];
    text: boolean;
}
export declare const NO_FILTERS: WalkFilters;
/**
 * The --include/--exclude rules a line typed, in line order.
 *
 * The bag lists each dest's values in occurrence order and the dests
 * themselves in first-typed order, so the rebuilt list is exact unless
 * a line alternates the two kinds three or more times (`--include a
 * --exclude b --include c`), where each kind's rules stay grouped at
 * its first position. Deliberate approximation: the bag is the only
 * channel a generic reads, and it carries no per-occurrence positions
 * across two dests.
 */
export declare function parseFileGlobs(fl: FlagView): readonly FileGlob[];
/**
 * GNU's --include/--exclude gate for one candidate file.
 *
 * Globs match the base name with fnmatch wildcards, case sensitively (a
 * glob carrying a slash therefore matches nothing, which is what GNU
 * 3.11 answers too). The rules resolve in command-line order, gnulib's
 * exclude list: the last matching rule decides, and a file matching
 * none is admitted only when the first rule is an exclude (both pinned
 * against GNU 3.11, where `--include='*.txt' --exclude='*.txt'` skips a
 * .txt file and the reversed order searches it). Applies to
 * command-line files exactly as to walked ones, which is pinned GNU
 * behavior: an explicit operand --include passes over is silently no
 * match, not an error.
 */
export declare function fileAdmitted(path: string, filters: WalkFilters): boolean;
/** Whether the -r walk may descend into this directory. */
export declare function dirAdmitted(path: string, filters: WalkFilters): boolean;
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