I propose that we can extend Mirrors to operations, and use the most natural DSL of all - plain trait definitions.
This talk aims to equip the audience with the minimum required bagage to get comfortable working with contravariance.
Join me for a fun and possibly opinionated talk about the state of Scala and other JVM languages.
In this talk, we will demonstrate some elegant applications of functional programming in Scala, with even more elegant visual results - all with live code and real-time output.
This talk is my slightly expanded version of that statement, and should hopefully understand what "Free" is, what purpose it serves and where it came from.