export declare const TEMPLATE_LAYER_MANIFEST_FILENAME = "wp-typia.layers.json";
declare const TEMPLATE_LAYER_MANIFEST_VERSION: 1;
export interface ExternalTemplateLayerDefinition {
    description?: string;
    extends?: string[];
    path: string;
}
export interface ExternalTemplateLayerManifest {
    layers: Record<string, ExternalTemplateLayerDefinition>;
    version: typeof TEMPLATE_LAYER_MANIFEST_VERSION;
}
export interface ResolvedTemplateLayerEntry {
    dir: string;
    id: string;
    kind: 'built-in' | 'external';
}
export interface ResolvedExternalTemplateLayers {
    entries: ResolvedTemplateLayerEntry[];
    selectedLayerId: string;
}
export interface SelectableExternalTemplateLayer {
    description?: string;
    extends: string[];
    id: string;
}
export declare function loadExternalTemplateLayerManifest(sourceRoot: string): Promise<ExternalTemplateLayerManifest | null>;
export declare function listSelectableExternalTemplateLayers(sourceRoot: string): Promise<SelectableExternalTemplateLayer[]>;
export declare function resolveExternalTemplateLayers({ externalLayerId, sourceRoot }: {
    externalLayerId?: string;
    sourceRoot: string;
}): Promise<ResolvedExternalTemplateLayers>;
export declare function assertExternalTemplateLayersDoNotWriteProtectedOutputs({ externalEntries, protectedOutputPaths, view }: {
    externalEntries: readonly ResolvedTemplateLayerEntry[];
    protectedOutputPaths: ReadonlySet<string>;
    view: Record<string, string>;
}): Promise<void>;
export {};