/**
 * filter the properties in value
 * @param value {object}
 * @param propsToSkip
 */
export function omit(value: any, propsToSkip: string | string[]): any {
  if (!value) {
    return value;
  }

  const normalizedPropsToSkip = typeof propsToSkip === 'string' ? [propsToSkip] : propsToSkip;

  return Object.keys(value).reduce((result, prop) => {
    if (normalizedPropsToSkip.includes(prop)) {
      return result;
    }
    return { ...result,  [prop]: value[prop] };
  }, {});
}

export function isFunction(value: any) {
  return typeof value === 'function';
}

export function size(value: any[]): number {
  return isEmpty(value) ? 0 : value.length;
}

export function isNull(value: any): boolean {
  return value === undefined || value === null;
}

export function isEmpty(value: any[] | string): boolean {
  if (typeof value === 'string') {
    return !/\S/.test(value);
  }

  if (Array.isArray(value)) {
    return value.length === 0;
  }

  return isNull(value);
}