File: Enums.java

package info (click to toggle)
checker-framework-java 3.0.1%2Bds2-3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 22,736 kB
  • sloc: java: 145,286; xml: 785; sh: 456; makefile: 401; perl: 26
file content (21 lines) | stat: -rw-r--r-- 505 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
import org.checkerframework.checker.nullness.qual.*;

public class Enums {

    enum MyEnum {
        A,
        B,
        C,
        D
    }
    // :: error: (assignment.type.incompatible)
    MyEnum myEnum = null; // invalid
    @Nullable MyEnum myNullableEnum = null;

    void testLocalEnum() {
        // Enums are allowed to be null:  no error here.
        MyEnum myNullableEnum = null;
        // :: error: (assignment.type.incompatible)
        @NonNull MyEnum myEnum = null; // invalid
    }
}