/**
 * Platform adapter registry.
 *
 * Exports all platform adapters in a Map keyed by PlatformId,
 * plus a sorted list of supported platform identifiers for error messages.
 *
 * Requirements: 1.1, 1.3, claude-codex-only/AC-1
 *
 * @module
 */
import type { PlatformAdapter, PlatformId } from '../../core/types.js';
/** All registered platform adapters, keyed by platform identifier. */
export declare const adapters: Map<PlatformId, PlatformAdapter>;
/** Sorted list of supported platform identifiers (for error messages). */
export declare const supportedPlatforms: PlatformId[];
/**
 * Platforms aidlc 1.x supported and aidlc 2 removed.
 *
 * Named rather than left to fall through as "unknown": a project configured for
 * one of these did nothing wrong, and the generic unknown-platform warning reads
 * as a typo (claude-codex-only, design D2).
 */
export declare const droppedPlatforms: readonly string[];
/** Was this platform removed in aidlc 2? */
export declare function isDroppedPlatform(platform: string): boolean;
/** A configured platform list split by what aidlc 2 does with each entry, in config order. */
export interface PlatformPartition {
    supported: PlatformId[];
    dropped: string[];
    unknown: string[];
}
export declare function partitionPlatforms(platforms: readonly string[]): PlatformPartition;
/**
 * The one message a project still configured for dropped platforms gets, or null
 * when it lists none. One line naming them all, not one per platform
 * (claude-codex-only/AC-5). It says how to silence itself because the entry is
 * deliberately left in config.yaml (design D1), and where to ask for the platform
 * back, because a dropped user otherwise has no way to say the drop hurt
 * (public-feedback-channel/AC-3). Silencing stays last: it is the user's action.
 */
export declare function droppedPlatformsNotice(dropped: readonly string[]): string | null;
/** The refusal for `aidlc init --platform <dropped>` (claude-codex-only/AC-3, public-feedback-channel/AC-2). */
export declare function droppedPlatformRefusal(platform: string): string;
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