/**
 * Detects whether the npm global bin directory is on PATH, so we can warn
 * the user when `npm install -g` succeeds but the `zeroshot` binary is
 * unreachable (e.g. non-standard Node installs whose global bin dir isn't
 * exported).
 */
interface PathCheckOptions {
    readonly installPrefix?: string;
    readonly pathEnv?: string;
}
type PathCheckResult = {
    readonly onPath: true;
    readonly binDir: null;
} | {
    readonly onPath: boolean;
    readonly binDir: string;
};
declare function getGlobalBinDir(installPrefix: string): string;
declare function isDirOnPath(dir: string, pathEnv?: string): boolean;
declare function getPathExportLine(dir: string): string;
declare function checkBinDirOnPath(options?: PathCheckOptions): PathCheckResult;
declare function printPathWarning(binDir: string): void;
declare const _default: {
    getGlobalBinDir: typeof getGlobalBinDir;
    isDirOnPath: typeof isDirOnPath;
    getPathExportLine: typeof getPathExportLine;
    checkBinDirOnPath: typeof checkBinDirOnPath;
    printPathWarning: typeof printPathWarning;
};
export = _default;