import type { Pair } from '../src/types/domain.d';
export const ALLOWED_PAIRS: Set<Pair>;
export function normalizePair(raw: unknown): Pair | null;
export interface EnsurePairOk {
ok: true;
pair: Pair;
}
export interface EnsurePairErr {
ok: false;
error: { type: 'user' | 'internal'; message: string };
}
export function ensurePair(pair: unknown): EnsurePairOk | EnsurePairErr;
export interface ValidateNumberOk {
ok: true;
value: number;
}
export interface ValidateNumberErr {
ok: false;
error: { type: 'user' | 'internal'; message: string };
}
export function validateLimit(
limit: unknown,
min?: number,
max?: number,
paramName?: string
): ValidateNumberOk | ValidateNumberErr;
export interface ValidateDateOk {
ok: true;
value: string;
}
export interface ValidateDateErr {
ok: false;
error: { type: 'user' | 'internal'; message: string };
}
export function validateDate(date: string, type?: string | null): ValidateDateOk | ValidateDateErr;
export function createMeta(pair: Pair, additional?: Record<string, unknown>): {
pair: Pair;
fetchedAt: string;
} & Record<string, unknown>;
