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lambda: return type checks initial

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This commit is contained in:
anna
2012-07-20 15:43:06 +02:00
parent d019234100
commit c3276bd56e
6 changed files with 177 additions and 2 deletions
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25
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/params/InferredParams.java
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@@ -1,3 +1,5 @@
import java.lang.Integer;
interface I {
void m(int i);
}
@@ -18,6 +20,14 @@ class Foo {
<error descr="Incompatible types. Found: 'java.lang.String', required: 'int'">int i = ab;</error>
};
{
A<String> a1;
a1 = (ab)->{
String s = ab;
<error descr="Incompatible types. Found: 'java.lang.String', required: 'int'">int i = ab;</error>
};
}
A<Integer> bazz() {
bar((o) -> {
String s = o;
@@ -33,3 +43,18 @@ class Foo {
void bar(A<String> a){}
}
class CastInference {
public interface I1<X> {
X m();
}
public interface I2<X> {
X m();
}
public static <X> void foo(I1<X> s) {}
public static <X> void foo(I2<X> s) {}
public static void main(String[] args) {
foo((I1<Integer>)() -> 42);
I1<Integer> i1 = (I1<Integer>)() -> 42;
}
}