import { Project } from "@atomist/automation-client";
import { PushAwareParametersInvocation } from "@atomist/sdm";
import { RequestedCommitParameters } from "./RequestedCommitParameters";
/**
 * Default glob pattern matches all C family languages
 */
export declare class AddHeaderParameters extends RequestedCommitParameters {
    glob: string;
    excludeGlob: string;
    onlyChangedFiles: boolean;
    license: "apache";
    constructor();
    readonly header: string;
}
export declare function apacheHeader(): string;
/**
 * CodeTransform that upserts headers into files per [[AddHeaderParameters]].
 */
export declare function addHeaderTransform(p: Project, ci: PushAwareParametersInvocation<AddHeaderParameters>): Promise<Project>;
/**
 * Add or replace begining empty lines and any header comment in
 * `content` with `header`.
 *
 * @param header header that should be upserted into content
 * @param content current content to be updated
 * @return updated content that contains header
 */
export declare function upsertHeader(header: string, content: string): string;