emvco-qr-sdk
Version:
A robust TypeScript SDK for decoding, validating, and processing EMVCo-compliant QR codes used in digital payment systems.
31 lines (30 loc) • 1.12 kB
TypeScript
/**
* Facade utility class for resolving TLV tag and subtag names.
*
* Delegates tag name resolution to the appropriate region-specific resolver.
* Provides a clean interface for resolving field names from raw TLV tags.
*/
export declare class TLVUtil {
/**
* Resolves a TLV tag to its EMVCo standard name.
*
* @param tag - A string tag identifier (e.g., "00", "54").
* @returns The corresponding field name or the raw tag.
*/
static getStandardName(tag: string): string;
/**
* Resolves a TLV tag to its Colombian-specific name.
*
* @param tag - A string tag identifier.
* @returns The field name under Colombian QR mapping or the raw tag.
*/
static getColombianName(tag: string): string;
/**
* Resolves a subtag for a given parent tag based on Colombian QR mappings.
*
* @param parentTag - The top-level TLV tag.
* @param subtag - A subfield tag under the parent.
* @returns The resolved subfield name or the raw subtag if unknown.
*/
static getColombianSubtagName(parentTag: string, subtag: string): string;
}