cel-go

• non-Turing complete language
• ideal for use within latency critical applications
• key applications: security policy, protocols

Real world usecase

1. Checking requests and responses with the Common Expression Language (CEL)
2. Usage in Google Cloud IAM
3. How Google uses Common Expression Language
4. google/cel-spec

References

1. Google CodeLabs
2. https://github.com/google/cel-go/tree/master/examples
3. https://gist.github.com/rkbalgi/3d15b0c40afcb34067adb890632366c0