import { Assert } from '@rsdk/common';
import assert from 'node:assert';

import type { PropertyParser } from '../../types';

export class StringParser implements PropertyParser<string> {
  constructor(private readonly pattern?: RegExp) {}

  type(): string {
    return 'string';
  }

  description(): string {
    return 'Extract arbitrary string.';
  }

  parse(value: unknown): string {
    Assert.isString(value);

    if (this.pattern) {
      assert(this.pattern.test(value));
    }

    return value;
  }
}