add type definitions

index.d.ts

@@ -0,0 +1,10 @@
+/** Declaration file generated by dts-gen */
+
+export function copy_object(obj: any): any;
+
+export function run_regex(regex: any, data: any, func: any): void;
+
+export function truncate_decimal(num: any, len: any): any;
+
+export function try_parse_json(text: any): any;
+