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Shapeless is a type class and dependent type based generic programming library for Scala. It is an Open Source project under the Apache License v2, hosted on github.
Well, simply put, it is a well known library for generic programming in scala.
Earlier, reflection APIs were used to write generic programs. However, since reflection is usually done in runtime, it sacrifices type-safety, and introduces runtime failures.
But luckily, Shapeless is there to solve problems during compilation where they would normally be tackled in runtime. Shapeless aims to give you confidence that if a piece of code compiles, it will run as well.
To include the Shapeless in your SBT project for scala 2.11.8 you should add the following in your SBT build,
libraryDependencies ++= Seq("com.chuusai" %% "shapeless" % "2.3.1")
Shapeless has a wide range of features. Lets have a look at two of…
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