Function normalize

normalize(
code: "US_SSN" | "US_ITIN" | "US_EIN" | "US_PASAPORTE" | ShortCode,
input: string,
): string
Normalize a United States (US) document by stripping separators and casing.
Parameters
- code: "US_SSN" | "US_ITIN" | "US_EIN" | "US_PASAPORTE" | ShortCode
  US document type or short alias.
- input: string
  Raw document string.
Returns string
Storage-friendly normalized representation.
- Defined in countries/us/index.ts:66