import { File } from "../File";
import { Project } from "../Project";
/**
 * Use as a diagnostic step in an editor chain.
 * No op that dumps file information to the console.
 * @param stepName identification of the step in the process we're up to
 * @param globPattern optional glob pattern to select files. Match all if not supplied
 * @param stringifier function to convert files to strings. Default uses path
 */
export declare function diagnosticDump(stepName: string, globPattern?: string, stringifier?: (f: File) => string): (project: Project) => Promise<Project>;
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