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kebs-scalacheck

Automatic Arbitrary instance generation for ScalaCheck.

Setup​

libraryDependencies += "pl.iterators" %% "kebs-scalacheck" % kebsVersion

Usage​

import pl.iterators.kebs.scalacheck._

Generates Arbitrary instances for:

  • Value classes and single-field case classes
  • Opaque types (Scala 3)
  • Enumeratum enums (Scala 2)
  • Common Java types: Instant, ZonedDateTime, LocalDate, LocalDateTime, LocalTime, Duration, URI, URL
  • String (using Gen.alphaNumStr)

generate[T]() utility​

A convenience function to produce a single value without .sample.get:

import pl.iterators.kebs.scalacheck._

val user = generate[User]()
val seeded = generate[User](seed = Seed(42L))