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/*
* @test /nodynamiccopyright/
* @bug 8206986
* @summary Check behavior for invalid breaks.
* @compile/fail/ref=ExpressionSwitchBreaks2.out -XDrawDiagnostics ExpressionSwitchBreaks2.java
*/
public class ExpressionSwitchBreaks2 {
private String print(int i, int j) {
LOOP: while (true) {
OUTER: switch (i) {
case 0:
return switch (j) {
case 0:
yield "0-0";
case 1:
break ; //error: missing value
case 2:
break OUTER; //error: jumping outside of the switch expression
case 3: {
int x = -1;
x: switch (i + j) {
case 0: break x;
}
yield "X";
}
case 4: return "X"; //error: no returns from inside of the switch expression
case 5: continue; //error: no continue out of the switch expression
case 6: continue LOOP; //error: dtto, but with a label
case 7: continue UNKNOWN; //error: unknown label
default: {
String x = "X";
x: switch (i + j) {
case 0: yield ""; //error: cannot yield from switch expression that is not immediatelly enclosing
}
yield "X";
}
};
case 1:
yield "1" + undef; //error: complex value and no switch expression
}
}
j: print(switch (i) {
case 0: yield 0;
default: break j;
}, 0);
j2: print(switch (i) {
case 0: yield 0;
default: break j2;
}, 0);
return null;
}
}
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