text: export default function vin() {
      return {
          validate(input) {
              if (input.value === '') {
                  return { valid: true };
              }
              if (!/^[a-hj-npr-z0-9]{8}[0-9xX][a-hj-npr-z0-9]{8}$/i.test(input.value)) {
                  return { valid: false };
              }
              const v = input.value.toUpperCase();
              const chars = {
                  A: 1, B: 2, C: 3, D: 4, E: 5, F: 6, G: 7, H: 8,
                  J: 1, K: 2, L: 3, M: 4, N: 5, P: 7, R: 9,
                  S: 2, T: 3, U: 4, V: 5, W: 6, X: 7, Y: 8, Z: 9,
                  0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9,
              };
              const weights = [8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2];
              const length = v.length;
              let sum = 0;
              for (let i = 0; i < length; i++) {
                  sum += chars[`${v.charAt(i)}`] * weights[i];
              }
              let reminder = `${sum % 11}`;
              if (reminder === '10') {
                  reminder = 'X';
              }
              return { valid: reminder === v.charAt(8) };
          },
      };
  }
  