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capture conversion: ensure captured wildcards are not replaced after creation, so substitution is consistent; at the same time ensure that "?" with upper bound Runnable is equivalent to "? extends Runnable"

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This commit is contained in:
Anna Kozlova
2015-05-28 19:42:11 +02:00
parent 719bfffcae
commit cdb50293f2
14 changed files with 57 additions and 20 deletions
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java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/CapturedBoundOfCapture.java
+10
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@@ -0,0 +1,10 @@
interface A<T extends String, K extends T> {
K get();
}
class Test {
void f(A<?, ?> a) {
String s = a.get();
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEA57533.java
+1 -1
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@@ -1,6 +1,6 @@
class C<T extends C<? extends C<? extends T>>>{
void foo(C<?> x){
<error descr="Inferred type 'capture<? extends C<? extends C<capture<?>>>>' for type parameter 'T' is not within its bound; should extend 'C<capture<? extends C<? extends C<capture<?>>>>>'">bar(x)</error>;
<error descr="Inferred type 'capture<?>' for type parameter 'T' is not within its bound; should extend 'C<capture<?>>'">bar(x)</error>;
}
<T extends C<? extends T>> void bar(C<T> x){}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEA67677.java
+1 -1
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@@ -6,6 +6,6 @@ interface B<T extends Cloneable> {
class D {
void bar(B<?> x, List<?> y) {
x.foo<error descr="'foo(java.util.List<? super capture<? extends java.lang.Cloneable>>)' in 'B' cannot be applied to '(java.util.List<capture<?>>)'">(y)</error>;
x.foo<error descr="'foo(java.util.List<? super capture<?>>)' in 'B' cannot be applied to '(java.util.List<capture<?>>)'">(y)</error>;
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEADEV14006.java
+1 -1
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@@ -13,6 +13,6 @@ class Test2 {}
class Test {
public void test(TestIF<?> testIF) {
testIF.run<error descr="'run(capture<? extends TestIF2<? extends Test2>>)' in 'TestIF' cannot be applied to '()'">()</error>;
testIF.run<error descr="'run(capture<?>)' in 'TestIF' cannot be applied to '()'">()</error>;
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEADEV15534.java
+1 -1
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@@ -19,7 +19,7 @@ class SortTest<R extends Comparable<R>> implements Comparable<SortTest<R>> {
SortTest<?> t2 = new SortTest<Integer>(0);
list.add(t2);
<error descr="Inferred type 'SortTest<?>' for type parameter 'T' is not within its bound; should implement 'java.lang.Comparable<? super SortTest<?>>'">Collections.sort(list)</error>;
t1.compareTo<error descr="'compareTo(SortTest<capture<? extends java.lang.Comparable<capture<?>>>>)' in 'SortTest' cannot be applied to '(SortTest<capture<? extends java.lang.Comparable<capture<?>>>>)'">(t2)</error>;
t1.compareTo<error descr="'compareTo(SortTest<capture<?>>)' in 'SortTest' cannot be applied to '(SortTest<capture<?>>)'">(t2)</error>;
//this should be OK
SortTest<?>[] arr = new SortTest<?>[0];
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting8/IDEA57533.java
+1 -1
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@@ -1,6 +1,6 @@
class C<T extends C<? extends C<? extends T>>>{
void foo(C<?> x){
<error descr="Inferred type 'capture<? extends C<? extends C<capture<?>>>>' for type parameter 'T' is not within its bound; should extend 'C<capture<? extends C<? extends C<capture<?>>>>>'">bar(x)</error>;
<error descr="Inferred type 'capture<?>' for type parameter 'T' is not within its bound; should extend 'C<capture<?>>'">bar(x)</error>;
}
<T extends C<? extends T>> void bar(C<T> x){}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting8/IDEA67677.java
+1 -1
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@@ -6,6 +6,6 @@ interface B<T extends Cloneable> {
class D {
void bar(B<?> x, List<?> y) {
x.foo<error descr="'foo(java.util.List<? super capture<? extends java.lang.Cloneable>>)' in 'B' cannot be applied to '(java.util.List<capture<?>>)'">(y)</error>;
x.foo<error descr="'foo(java.util.List<? super capture<?>>)' in 'B' cannot be applied to '(java.util.List<capture<?>>)'">(y)</error>;
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting8/IDEADEV14006.java
+1 -1
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@@ -13,6 +13,6 @@ class Test2 {}
class Test {
public void test(TestIF<?> testIF) {
testIF.run<error descr="'run(capture<? extends TestIF2<? extends Test2>>)' in 'TestIF' cannot be applied to '()'">()</error>;
testIF.run<error descr="'run(capture<?>)' in 'TestIF' cannot be applied to '()'">()</error>;
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting8/IDEADEV15534.java
+1 -1
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@@ -19,7 +19,7 @@ class SortTest<R extends Comparable<R>> implements Comparable<SortTest<R>> {
SortTest<?> t2 = new SortTest<Integer>(0);
list.add(t2);
Collections.sort<error descr="'sort(java.util.List<T>)' in 'java.util.Collections' cannot be applied to '(java.util.ArrayList<SortTest<?>>)'">(list)</error>;
t1.compareTo<error descr="'compareTo(SortTest<capture<? extends java.lang.Comparable<capture<?>>>>)' in 'SortTest' cannot be applied to '(SortTest<capture<? extends java.lang.Comparable<capture<?>>>>)'">(t2)</error>;
t1.compareTo<error descr="'compareTo(SortTest<capture<?>>)' in 'SortTest' cannot be applied to '(SortTest<capture<?>>)'">(t2)</error>;
//this should be OK
SortTest<?>[] arr = new SortTest<?>[0];