fix: tables lookup

Author: confuser

types.js

@@ -1,7 +1,7 @@
 const { EOL } = require('os')
 const tables = require('./data/tables')
 const tableTypes = Object.keys(tables).map(table => `${table}: String`).join(EOL)
-const tableTypesRequired = tables.map(table => `${table}: String!`).join(EOL)
+const tableTypesRequired = Object.keys(tables).map(table => `${table}: String!`).join(EOL)
 
 /* eslint max-len: 0 */
 module.exports = `