import { ChildProcess, SpawnOptions } from "child_process";
export declare function createTempPath(extension: string, prefix?: string): string;
/**
 * Serialize the given codemodel to a YAML string.
 *
 * The generated YAML is consumed by the Python generator, which parses it with
 * PyYAML (YAML 1.1). js-yaml, on the other hand, dumps using YAML 1.2 rules, so
 * plain scalars such as `2020_01_01` (a snake-cased enum member name) are left
 * unquoted because YAML 1.2 does not treat underscores as integer separators.
 * PyYAML would then read `2020_01_01` back as the integer `20200101`, corrupting
 * string values (e.g. enum member names, descriptions). Forcing every string
 * scalar to be quoted guarantees that PyYAML round-trips them as strings.
 * @param codemodel Codemodel to serialize
 * @return the YAML representation of the codemodel.
 */
export declare function dumpCodeModelToYaml(codemodel: unknown): string;
/**
 * Save the given codemodel in a yaml file.
 * @param name Name of the codemodel. To give a guide to the temp file name.
 * @param codemodel Codemodel to save
 * @return the absolute path to the created codemodel.
 */
export declare function saveCodeModelAsYaml(name: string, codemodel: unknown): Promise<string>;
/**
 * Start external process async
 * @param command Command to run. This is the just the executable path or name.
 * @param args Command arguments.
 * @param options Options
 */
export declare function execAsync(command: string, args: string[], options?: SpawnOptions): Promise<{
    exitCode: number;
    proc: ChildProcess;
}>;
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