1 /* 2 * Copyright 2020 The JSpecify Authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 import org.jspecify.annotations.NullMarked; 17 import org.jspecify.annotations.Nullable; 18 import org.jspecify.annotations.NullnessUnspecified; 19 20 @NullMarked 21 class ClassToSelf { x0(Lib x)22 Lib x0(Lib x) { 23 return x; 24 } 25 x1(@ullnessUnspecified Lib x)26 Lib x1(@NullnessUnspecified Lib x) { 27 // jspecify_nullness_not_enough_information 28 return x; 29 } 30 x2(@ullable Lib x)31 Lib x2(@Nullable Lib x) { 32 // jspecify_nullness_mismatch 33 return x; 34 } 35 x3(Lib x)36 @NullnessUnspecified Lib x3(Lib x) { 37 return x; 38 } 39 x4(@ullnessUnspecified Lib x)40 @NullnessUnspecified Lib x4(@NullnessUnspecified Lib x) { 41 // jspecify_nullness_not_enough_information 42 return x; 43 } 44 x5(@ullable Lib x)45 @NullnessUnspecified Lib x5(@Nullable Lib x) { 46 // jspecify_nullness_not_enough_information 47 return x; 48 } 49 x6(Lib x)50 @Nullable Lib x6(Lib x) { 51 return x; 52 } 53 x7(@ullnessUnspecified Lib x)54 @Nullable Lib x7(@NullnessUnspecified Lib x) { 55 return x; 56 } 57 x8(@ullable Lib x)58 @Nullable Lib x8(@Nullable Lib x) { 59 return x; 60 } 61 62 interface Lib {} 63 } 64