import type { Diagnostic } from '../types/diagnostic.js';
/**
 * 診断生成ヘルパー関数
 *
 * Policy (fixed):
 * - implementation impossible => error
 * - state / progress visibility (unused, pending wiring, etc.) => info
 */
type SchemaLabel = 'L2' | 'L3' | 'L4';
export declare function schemaNotFound(label: SchemaLabel, schemaPath: string): Diagnostic;
export declare function schemaError(label: SchemaLabel, filePath: string, instancePath: string, message: string): Diagnostic;
export declare function duplicateScreenId(key: string, id: string, context: string | undefined): Diagnostic;
export declare function invalidTransitionTarget(fromKey: string, targetId: string, transitionId: string): Diagnostic;
export declare function targetContextNotFound(targetId: string, targetContext: string, fromKey: string, transitionId: string): Diagnostic;
export declare function ambiguousTarget(targetId: string, options: string, fromKey: string, transitionId: string): Diagnostic;
export declare function l3ActionNotInL2(action: string, screenId: string, context: string | undefined, componentId: string): Diagnostic;
/**
 * L2 transition exists but L4.events has no handler.
 * This is "state" (not necessarily impossible), so info.
 */
export declare function l2TransitionNotInL4(transitionId: string, screenId: string): Diagnostic;
/**
 * callQuery references a queryKey that does not exist in L4.data.queries.
 * This is implementation impossible => error.
 */
export declare function l4UnknownQuery(queryKey: string, eventKey: string, screenId: string): Diagnostic;
/**
 * callMutation references a mutationKey that does not exist in L4.data.mutations.
 * This is implementation impossible => error.
 */
export declare function l4UnknownMutation(mutationKey: string, eventKey: string, screenId: string): Diagnostic;
/**
 * L2 transition is unused from L3. This is "state" => info.
 */
export declare function l2TransitionUnused(transitionId: string, screenId?: string, context?: string): Diagnostic;
export declare function i18nMissingKey(locale: string, key: string): Diagnostic;
/**
 * Untranslated is "state" => info.
 */
export declare function i18nUntranslated(locale: string, key: string): Diagnostic;
export {};
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