/**
 * Find project root by walking up from current directory looking for project markers.
 * Checks for: package.json, tsconfig.json, .git, deno.json
 */
export declare function findProjectRoot(): string;
/**
 * Find project root from a specific directory
 */
export declare function findProjectRootFrom(startDir: string): string;
/**
 * Find monorepo root by walking up looking for turborepo markers.
 * Checks for: turbo.json, pnpm-workspace.yaml, lerna.json
 */
export declare function findMonorepoRoot(): string;
/**
 * Find monorepo root from a specific directory
 */
export declare function findMonorepoRootFrom(startDir: string): string;
/**
 * Subset of npm/yarn/pnpm package.json fields. `[key: string]` keeps the
 * door open for custom fields (`bin`, `repository`, `pnpm`, etc.) which
 * callers can read by widening locally.
 */
export type PackageJson = {
    name?: string;
    version?: string;
    description?: string;
    type?: "module" | "commonjs";
    main?: string;
    types?: string;
    scripts?: Record<string, string>;
    dependencies?: Record<string, string>;
    devDependencies?: Record<string, string>;
    peerDependencies?: Record<string, string>;
    optionalDependencies?: Record<string, string>;
    [key: string]: unknown;
};
/** Get the nearest `package.json` data, or `null` if none is found. */
export declare function getPackageJson(): PackageJson | null;
/**
 * Check if current project is a TypeScript project
 */
export declare function isTypeScriptProject(): boolean;
export declare const project: {
    findProjectRoot: typeof findProjectRoot;
    findProjectRootFrom: typeof findProjectRootFrom;
    findMonorepoRoot: typeof findMonorepoRoot;
    findMonorepoRootFrom: typeof findMonorepoRootFrom;
    getPackageJson: typeof getPackageJson;
    isTypeScriptProject: typeof isTypeScriptProject;
};
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