forked from typetools/checker-framework
-
Notifications
You must be signed in to change notification settings - Fork 19
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge branch 'master' into type-argument
- Loading branch information
Showing
48 changed files
with
662 additions
and
169 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| import org.checkerframework.checker.nullness.qual.NonNull; | ||
| import org.checkerframework.checker.nullness.qual.Nullable; | ||
|
|
||
| class WildcardBounds { | ||
|
|
||
| abstract class OuterNbl<T extends @Nullable Object> { | ||
| abstract T get(); | ||
|
|
||
| abstract class Inner<U extends T> { | ||
| abstract U get(); | ||
|
|
||
| abstract class Chain<V extends U, W extends V> { | ||
| abstract W get(); | ||
| } | ||
|
|
||
| Object m0(Chain<? extends Object, ? extends Object> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m1(Chain<? extends @NonNull T, ? extends @NonNull T> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m2(Chain<?, ?> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m3(Chain<? extends @Nullable Object, ? extends @Nullable Object> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m4(Chain<@NonNull ?, @NonNull ?> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| void callsNonNull( | ||
| OuterNbl<Object>.Inner<Number> i, | ||
| OuterNbl<Object>.Inner<Number>.Chain<Integer, Integer> n) { | ||
| i.m0(n); | ||
| i.m1(n); | ||
| i.m2(n); | ||
| i.m3(n); | ||
| i.m4(n); | ||
| } | ||
|
|
||
| void callsNullable( | ||
| OuterNbl<@Nullable Object>.Inner<@Nullable Number> i, | ||
| OuterNbl<@Nullable Object>.Inner<@Nullable Number>.Chain< | ||
| @Nullable Integer, @Nullable Integer> | ||
| n) { | ||
| // :: error: (argument.type.incompatible) | ||
| i.m0(n); | ||
| // :: error: (argument.type.incompatible) | ||
| i.m1(n); | ||
| // OK | ||
| i.m2(n); | ||
| // OK | ||
| i.m3(n); | ||
| // :: error: (argument.type.incompatible) | ||
| i.m4(n); | ||
| } | ||
| } | ||
|
|
||
| Object m0(Inner<? extends Object> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m1(Inner<? extends @NonNull T> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m2(Inner<?> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m3(Inner<? extends @Nullable Object> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m4(Inner<@NonNull ?> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| // We could add calls for these methods. | ||
| } | ||
|
|
||
| Object m0(OuterNbl<? extends Object> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m1(OuterNbl<? extends @NonNull Object> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m2(OuterNbl<?> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m3(OuterNbl<? extends @Nullable Object> p) { | ||
| // :: error: (return.type.incompatible) | ||
| return p.get(); | ||
| } | ||
|
|
||
| Object m4(OuterNbl<@NonNull ?> p) { | ||
| return p.get(); | ||
| } | ||
|
|
||
| void callsOuter(OuterNbl<String> s, OuterNbl<@Nullable String> ns) { | ||
| m0(s); | ||
| m1(s); | ||
| m2(s); | ||
| m3(s); | ||
| m4(s); | ||
|
|
||
| // :: error: (argument.type.incompatible) | ||
| m0(ns); | ||
| // :: error: (argument.type.incompatible) | ||
| m1(ns); | ||
| // OK | ||
| m2(ns); | ||
| // OK | ||
| m3(ns); | ||
| // :: error: (argument.type.incompatible) | ||
| m4(ns); | ||
| } | ||
|
|
||
| // We could add an OuterNonNull to also test with a non-null upper bound. | ||
| // But we probably already test that enough. | ||
| } |
Oops, something went wrong.