Project structure

root: Contains tests and nothing else
- codegen: Codegen core. Defines algebras and default interpreters.
- sample: Target for run, as well as integration tests for generated code. Can be generated via run in the sbt console.

Coding guidelines

Readability
Maintainability
Testability
Defer effects
Typesafe accessors for Java function calls
- Extractable
- VendorExtensible

Useful commands inside sbt console

testSuite: Compile, test codegen, run sample codegen, compile sample, run tests inside sample
cli: Useful for scripting: sbt 'cli --client ...'

Resources

Cats' Free Monad: http://typelevel.org/cats/datatypes/freemonad.html
Scalameta Quasiquotes: https://github.com/scalameta/scalameta/blob/master/notes/quasiquotes.md