import { z } from 'zod';

/**
 * This module is intended for utility schemas - common schemas that aren't semantically predicated on ATT&CK or STIX
 * These are generalized, common schemas, meant to promote composability through schema re-use
 */

/**
 * A Zod schema for validating non-empty, trimmed strings.
 *
 * This schema ensures that:
 * - The input is a string type
 * - Leading and trailing whitespace is removed
 * - At least one non-whitespace character remains after trimming
 *
 * @example
 * ```typescript
 * nonEmptyRequiredString.parse("hello"); // "hello"
 * nonEmptyRequiredString.parse("  hello  "); // "hello"
 * nonEmptyRequiredString.parse(""); // throws error
 * nonEmptyRequiredString.parse("   "); // throws error
 * ```
 */
declare const nonEmptyRequiredString: z.ZodString;
declare const emptyStixListErrorMessage = "Empty lists are prohibited in STIX and MUST NOT be used as a substitute for omitting the property if it is optional. The list MUST be present and MUST have at least one value.";
/**
 * A STIX-compliant list schema for non-empty strings.
 *
 * This is a convenience schema that combines `z.array` with `nonEmptyRequiredString`,
 * creating a common pattern used throughout STIX objects for string array properties.
 *
 * @example
 * ```typescript
 * stixListOfString.parse(["foo", "bar"]); // ["foo", "bar"]
 * stixListOfString.parse(["foo", "  bar  "]); // ["foo", "bar"] (trimmed)
 * stixListOfString.parse([]); // throws error
 * stixListOfString.parse(["foo", ""]); // throws error
 * ```
 */
declare const stixListOfString: z.ZodArray<z.ZodString>;

export { emptyStixListErrorMessage, nonEmptyRequiredString, stixListOfString };