import type { BuilderContext, BuilderOutput } from '@angular-devkit/architect';
import type { MetadataComparator, MigrationMetadataCheckBuilderOptions } from './metadata-comparator-interface';
/**
 * Checks a type of metadata against a previous version of these metadata extracted from a npm package.
 * Will return errors if some changes are breaking and not allowed, or if the changes are not documented in the file
 * provided in options.
 * @param options Options for the builder
 * @param context Builder context (from another builder)
 * @param comparator Comparator implementation, depends on the type of metadata to check
 */
export declare function checkMetadataBuilder<MetadataItem, MigrationMetadataItem, MetadataFile>(options: MigrationMetadataCheckBuilderOptions, context: BuilderContext, comparator: MetadataComparator<MetadataItem, MigrationMetadataItem, MetadataFile>): Promise<BuilderOutput>;
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