import * as child_process from 'child_process';
import { SpawnOptions } from 'child_process';
import { TextDocument } from 'vscode-languageserver-textdocument';
import { Range } from 'vscode-languageserver-types';

declare function fileExists(filePath: string): Promise<boolean>;
declare const asyncExec: typeof child_process.exec.__promisify__;
declare function validatePlaybookPath(fsPath: string): string | undefined;
type SpawnResult = {
    stdout: string;
    stderr: string;
};
declare function spawnSyncWithResult(command: string, args: string[], options?: child_process.SpawnSyncOptions): SpawnResult;
declare function asyncSpawn(command: string, args: string[], options?: SpawnOptions): Promise<SpawnResult>;
declare function toLspRange(range: [number, number], textDocument: TextDocument): Range;
declare function hasOwnProperty<X, Y extends PropertyKey>(obj: X, prop: Y): obj is X & Record<Y, unknown>;
/**
 * Checks whether `obj` is a non-null object.
 */
declare function isObject<X>(obj: X): obj is X & Record<PropertyKey, unknown>;
declare function insert(str: string, index: number, val: string): string;
/**
 * Adjusts the command and environment in case the interpreter path is provided.
 */
declare function withInterpreter(executable: string, args: string, interpreterPath: string, activationScript: string, _isVenvDirectory?: (binDir: string) => boolean): {
    command: string;
    env: NodeJS.ProcessEnv;
};
/**
 * Returns errors messages when LS is run on unsupported platform, or undefined
 * when all is fine.
 */
declare function getUnsupportedError(): string | undefined;

export { asyncExec, asyncSpawn, fileExists, getUnsupportedError, hasOwnProperty, insert, isObject, spawnSyncWithResult, toLspRange, validatePlaybookPath, withInterpreter };