Option.apply type inference

[xuwei-k]

Compiler version

3.8.0-RC2

Minimized code

//> using scala 3.8.0-RC2

val x: Option[Byte] = Option(2)

• Better support for nullability in Option.apply and drop Option.fromNullable #24238 (comment)

Output

Compiling project (Scala 3.8.0-RC2, JVM (21))
[error] ./A.scala:3:30
[error] Found:    (2 : Int)
[error] Required: Byte | Null
[error] val x: Option[Byte] = Option(2)
[error]                              ^
Error compiling project (Scala 3.8.0-RC2, JVM (21))

Expectation

Scala 3.7

Welcome to Scala 3.7.4 (21.0.9, Java OpenJDK 64-Bit Server VM).
Type in expressions for evaluation. Or try :help.
                                                                                                                                          
scala> val x: Option[Byte] = Option(2)
val x: Option[Byte] = Some(2)