jdk-24/test/langtools/tools/javac/switchexpr/ExpressionSwitchNotExhaustive.java
Jan Lahoda b34b2d993c 8223305: Compiler support for Switch Expressions
Reviewed-by: mcimadamore, vromero
2019-06-10 05:09:52 +02:00

38 lines
926 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8206986
* @summary Verify behavior of not exhaustive switch expressions.
* @compile/fail/ref=ExpressionSwitchNotExhaustive.out -XDrawDiagnostics --enable-preview -source ${jdk.version} ExpressionSwitchNotExhaustive.java
*/
public class ExpressionSwitchNotExhaustive {
private String print(int i) {
return switch (i) {
case 42 -> "42";
case 43 -> "43";
};
}
private String e(E e) {
return switch (e) {
case A -> "42";
};
}
private String f(int i, E e) {
return switch (i) {
case 0:
String s;
switch (e) {
case A:
s = "42";
break;
}
yield s;
default:
yield "43";
};
}
enum E {
A, B;
}
}