/// import * as execa from 'execa'; export declare function spawn(command: string, args?: string[], opts?: execa.Options): execa.ExecaChildProcess; export declare function concurrently(tasks: string[]): execa.ExecaChildProcess; export declare function hasTSLint(): boolean; export declare function hasPrettier(): boolean; export declare function hasTypescript(): boolean; export declare function hasCommitlint(): boolean; export declare function hasJest(pkg: any): boolean;