method refs: don't ignore applicability errors (IDEA-191467)

This commit is contained in:
Anna.Kozlova
2018-05-16 20:28:41 +02:00
parent e4ad59aacd
commit c4ada244b2
3 changed files with 22 additions and 0 deletions

View File

@@ -0,0 +1,20 @@
import java.util.*;
import java.util.function.BiConsumer;
import java.util.function.Supplier;
import java.util.stream.Stream;
class MyTest {
{
Stream<String> stream = Stream.of("a", "b", "c", "d");
Set<Integer> set = stream.collect(<error descr="No compile-time declaration for the method reference is found">()->new TreeSet<Integer>()</error>, TreeSet::<error descr="Incompatible types: String is not convertible to Integer">add</error>, TreeSet::addAll);
}
}
abstract class Simplified {
void m(final BiConsumer<TreeSet<Integer>, TreeSet<Integer>> addAll) {
Set<Integer> set = collect(TreeSet:: <error descr="Incompatible types: String is not convertible to Integer">add</error>, addAll);
}
abstract <R> R collect(BiConsumer<R, String> accumulator, BiConsumer<R, R> combiner);
}