Handle the case where the callback returns null or undefined.

fullcube / loopback-ds-calculated-mixin

A mixin to enable calculated (persisted) properties for loopback Models

MIT License

13 stars 3 forks source link

Closed mrfelton closed 8 years ago

mrfelton commented 8 years ago

 TypeError: Cannot read property 'then' of undefined
  at /devenv/build/node_modules/loopback-ds-calculated-mixin/index.js:48:13