@struktoai/mirage-core/dist/commands/builtin/grep_pattern.d.ts

A Unified Virtual Filesystem For AI Agents

import { LineRegex } from '../../rs/regex.ts';
import { PathSpec } from '../../types.ts';
import type { FlagView } from '../spec/flag_view.ts';
import { RegexSyntax } from './types.ts';
export declare const NEVER_MATCH = "(?!)";
export declare function patternArg(texts: readonly string[], flags: FlagView): string | null;
export declare function resolvePattern(name: string, texts: readonly string[], flags: FlagView, stream: (p: PathSpec) => AsyncIterable<Uint8Array>): Promise<{
    pattern: null;
    neverMatch: boolean;
    error: string;
} | {
    pattern: string | null;
    neverMatch: boolean;
    error: null;
}>;
export declare function mergePatternList(pattern: string | null, fileData: Uint8Array | null): string | null;
/**
 * The dialect grep's matcher options pick, refusing a mixture. GNU grep 3.11
 * keeps one matcher: -G, -E, -F and -P each name one, repeating the same is
 * harmless, and any two different ones are `conflicting matchers specified`
 * (exit 2) in either order. -F is carried as `fixedString`, so it only takes
 * part in the check.
 */
export declare function matcherSyntax(fl: FlagView, prog?: string): RegexSyntax;
/**
 * GNU grep's compile-time warnings for a pattern list, as stderr. Only an
 * extended expression has any: GNU warns about a repetition operator at the
 * start of an expression (`grep: warning: * at start of expression`), once per
 * occurrence, which is also how GNU reads `(?<=...)`.
 */
export declare function patternWarnings(matcher: LineRegex, prog?: string): string;
/**
 * Compile a pattern list into one matcher; `utf8` means the lines are text
 * under a UTF-8 locale. A refusal is GNU grep's wording, and exits 2 as grep
 * does.
 */
export declare function compilePattern(pattern: string, ignoreCase?: boolean, fixedString?: boolean, wholeWord?: boolean, syntax?: RegexSyntax, utf8?: boolean, lineRegexp?: boolean): LineRegex;
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