com.eed3si9n.manifesto.Manifesto.scala Maven / Gradle / Ivy

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Manifesto is a Scala 3 reimplementation of Manifest

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package com.eed3si9n.manifesto

trait Manifesto[A1]:
  def typeCon: String
  def typeArguments: List[Manifesto[?]]
  def isSingleton: Boolean
  override def toString(): String = show
  def show: String =
    if typeArguments.isEmpty then typeCon
    else s"""$typeCon[${typeArguments.mkString(",")}]"""

  override def hashCode(): Int = (show, typeCon, typeArguments).##
  override def equals(that: Any): Boolean =
    that match
      case o: Manifesto[?] =>
        this.show == o.show
        && this.typeCon == o.typeCon
        && this.typeArguments == o.typeArguments
      case _ => false
end Manifesto

object Manifesto:
  def apply[A1: Manifesto]: Manifesto[A1] = summon[Manifesto[A1]]
  inline given [A1]: Manifesto[A1] = Derivation.derived[A1]
end Manifesto