external lightning address validator (#2056)

lib/validate.js

@@ -51,6 +51,12 @@ export const lightningAddressValidator = process.env.NODE_ENV === 'development'
     'address is no good')
   : string().email('address is no good')
 
+export const externalLightningAddressValidator = lightningAddressValidator.test({
+  name: 'address',
+  test: addr => !addr.toLowerCase().endsWith('@stacker.news'),
+  message: 'lightning address must be external'
+})
+
 async function usernameExists (name, { client, models }) {
   if (!client && !models) {
     throw new Error('cannot check for user')

wallets/lightning-address/index.js

@@ -1,4 +1,4 @@
-import { lightningAddressValidator } from '@/lib/validate'
+import { externalLightningAddressValidator } from '@/lib/validate'
 
 export const name = 'lightning-address'
 export const shortName = 'lnAddr'
@@ -12,11 +12,7 @@ export const fields = [
     type: 'text',
     autoComplete: 'off',
     serverOnly: true,
-    validate: lightningAddressValidator.test({
-      name: 'address',
-      test: addr => !addr.toLowerCase().endsWith('@stacker.news'),
-      message: 'lightning address must be external'
-    })
+    validate: externalLightningAddressValidator
   }
 ]