DefinitelyTyped/types/psl/index.d.ts

// Type definitions for psl 1.1
// Project: https://github.com/wrangr/psl#readme
// Definitions by: BendingBender <https://github.com/BendingBender>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
// TypeScript Version: 2.1

export as namespace psl;

export function parse(domain: string): ParsedDomain | ParseError;

export function get(domain: null | undefined): null;
export function get(domain: string): string | null;

export function isValid(domain: string): boolean;

export interface ParsedDomain {
    tld: string | null;
    sld: string | null;
    domain: string | null;
    subdomain: string | null;
    listed: boolean;
    input: string;
    error: undefined;
}

export interface ParseError {
    input: string;
    error: {
        code:
            | 'DOMAIN_TOO_SHORT'
            | 'DOMAIN_TOO_LONG'
            | 'LABEL_STARTS_WITH_DASH'
            | 'LABEL_ENDS_WITH_DASH'
            | 'LABEL_TOO_LONG'
            | 'LABEL_TOO_SHORT'
            | 'LABEL_INVALID_CHARS';
        message: string;
    };
}