chore: ensure vin is 17 chars

src/index.js

@@ -5,8 +5,6 @@ const debug = require('debug-logfmt')('tesla-vin')
 const digit = (input, start, end) => (end ? input.slice(start - 1, end) : input[start - 1])
 
 /**
- * - https://www.findmyelectric.com/tesla-tesla-vin/
- * - https://teslatap.com/tesla-vin/
  * - https://service.tesla.com/docs/ModelS/ServiceManual/en-us/GUID-BED77626-E575-4DB7-8C1F-CFA600EAA082.html
  * - https://service.tesla.com/docs/ModelS/ServiceManual/Palladium/en-us/GUID-C79EB66B-D6DB-4439-BFC4-6AB53FB19E2C.html
  * - https://service.tesla.com/docs/ModelX/ServiceManual/en-us/GUID-B81908BE-D0D7-4E89-BD3A-FC3CA402C54F.html
@@ -15,6 +13,10 @@ const digit = (input, start, end) => (end ? input.slice(start - 1, end) : input[
  * - https://service.tesla.com/docs/Model3/ServiceManual/en-us/GUID-0C797294-574D-4EE4-8017-C339A7D58411.html
  */
 module.exports = vin => {
+  if (vin.length !== 17) {
+    throw new TypeError(`The VIN must have 17 characters, got ${vin.length} (${vin})`)
+  }
+
   const modelLetter = digit(vin, 4)
   const year = require('./year')(digit(vin, 10))
   const result = {

test/error.js

@@ -0,0 +1,13 @@
+'use strict'
+
+const test = require('ava')
+
+const vinDecoder = require('../src')
+
+test('throw an errr if the VIN has more than 17 characters', t => {
+  const error = t.throws(() => vinDecoder('5YJ3300_66a231d5904bac9ea439118675746d8f'))
+  t.is(
+    error.message,
+    'The VIN must have 17 characters, got 40 (5YJ3300_66a231d5904bac9ea439118675746d8f)'
+  )
+})

test/model-3.js

@@ -27,7 +27,3 @@ test('Tesla Model 3 Performance 2019', t => {
 test('Tesla Model 3 Long Range AWD 2020', t => {
   t.snapshot(vinDecoder('5YJ3E1EB7LF788019'))
 })
-
-// test('Tesla Model 3 Performance 2023', t => {
-//   t.snapshot(vinDecoder('5YJ3300_66a231d5904bac9ea439118675746d8f'))
-// })