import { validator } from './validator';

export const isArray = validator((val) => Array.isArray(val), 'must be an array');

export const isBoolean = validator((val) => typeof val === 'boolean', 'must be a boolean');

export const isNumber = validator((val) => typeof val === 'number', 'must be a number');

export const isString = validator((val) => typeof val === 'string', 'must be a string');

export const isObject = validator(
  (val) => typeof val === 'object' && !Array.isArray(val) && val !== null,
  'must be an object (not an array or null)',
);

export const isUuid = validator(
  (val) => /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(val) || /^[0-9a-f]{36}$/i.test(val),
  'must be a valid UUID or a 36-character hexadecimal string',
);