export type EcopagesVirtualImport = {
    from: string;
    imports: string[] | undefined;
};
export declare function isBrowserEcopagesVirtualImport(specifier: string): boolean;
/**
 * Extracts runtime `ecopages:` virtual-module imports from a component source file.
 *
 * Type-only imports are skipped and bare namespace imports are represented by an
 * `undefined` import list so downstream module generation can preserve that shape.
 */
export declare function extractEcopagesVirtualImports(file: string): EcopagesVirtualImport[];