@ -15,7 +15,7 @@ exports.open = (name, version) => {
request.onupgradeneeded = event =>
reject(new Error('Unexpected database upgrade required:' +
`oldVersion: ${event.oldVersion}, newVersion: ${event.newVersion}`));
` oldVersion: ${event.oldVersion}, newVersion: ${event.newVersion}`));
request.onerror = event =>
reject(event.target.error);