export type PackageLoadFormat = "commonjs" | "module" | "unambiguous";
type SourceType = "unambiguous" | "ts" | "cjs" | "mjs" | "tsx" | "jsx" | "mts" | "cts";
/**
 * Get the source type based on the file extension and package load format.
 */
export declare function getSourceType(path: string, loadFormat: PackageLoadFormat): SourceType;
export {};