import { Tree } from '@nrwl/devkit';
import { AnyOpts } from '../modify';
import { CollectionInsert } from './positional';
export interface InsertImportOptions {
    importId: string;
    importFileRef: string;
    insert?: CollectionInsert;
    indexAdj?: number;
    code: string;
}
export interface ApiInsertImportOptions {
    importId?: string;
    importFileRef?: string;
    insert?: CollectionInsert;
    indexAdj?: number;
    code: string;
}
export interface InsertImportTreeOptions extends InsertImportOptions {
    projectRoot: string;
    relTargetFilePath: string;
}
export declare const insertImport: (opts: AnyOpts) => (srcNode: any) => string | undefined;
export declare function insertImportInSource(source: string, opts: InsertImportOptions): string | undefined;
export declare function insertImportInFile(filePath: string, opts: InsertImportOptions): string | undefined;
export declare function insertImportInTree(tree: Tree, opts: InsertImportTreeOptions): Promise<string | undefined>;