23 lines
422 B
Scala
23 lines
422 B
Scala
object Magic {
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abstract class O[X,Y] {
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type T >: X <: Y;
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class I { def magic(v: T): T = v; }
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}
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def magic[X,Y](v: X): Y = {
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val o: O[X,Y] = null;
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val i: o.I = new o.I();
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i.magic(v);
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}
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}
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object Test {
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def main(args: Array[String]): Unit = {
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try {
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val i: Int = Magic.magic("42");
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System.out.println(i);
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} catch {
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case ex: Throwable => ex.printStackTrace()
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}
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}
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}
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