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package scala
/** A marker class indicating that values of kind `T` can be compared. */
class Eq[-L, -R]
/** Besides being a companion object, this object
* can also be used as a value that's compatible with
* any instance of `Eq`.
*/
object Eq extends Eq[Any, Any] {
/** An implicit that provides an `Eq` instance for all types `T`
* such that `T <: EqClass[T]`.
*/
implicit def eqAny[L, R]: Eq[L, R] = Eq
}
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