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provide applicability substitutor when inference fails for parent expression

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Anna Kozlova
2017-05-08 22:58:02 +03:00
parent 9d6ccb6863
commit ee0e90d92c
4 changed files with 19 additions and 5 deletions
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java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/graphInference/IDEA128101.java
+3 -3
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@@ -20,10 +20,10 @@ class TestIDEA128101 {
public static void test() {
construct(String.class, createPath(integerAttribute), createPath(stringAttribute));
construct1<error descr="'construct1(java.lang.Class<T>, TestIDEA128101.Path<K>...)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<Y>, TestIDEA128101.Path<java.lang.String>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
construct1<error descr="'construct1(java.lang.Class<T>, TestIDEA128101.Path<K>...)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<java.lang.Integer>, TestIDEA128101.Path<java.lang.String>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
construct2(String.class, createPath(integerAttribute), createPath(stringAttribute));
construct3<error descr="'construct3(java.lang.Class<java.lang.String>, TestIDEA128101.Path<? super K>...)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<Y>, TestIDEA128101.Path<Y>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
construct4<error descr="'construct4(java.lang.Class<java.lang.String>, TestIDEA128101.Path<? super K>, TestIDEA128101.Path<? super K>)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<Y>, TestIDEA128101.Path<Y>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
construct3<error descr="'construct3(java.lang.Class<java.lang.String>, TestIDEA128101.Path<? super K>...)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<java.lang.Integer>, TestIDEA128101.Path<java.lang.String>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
construct4<error descr="'construct4(java.lang.Class<java.lang.String>, TestIDEA128101.Path<? super K>, TestIDEA128101.Path<? super K>)' in 'TestIDEA128101' cannot be applied to '(java.lang.Class<java.lang.String>, TestIDEA128101.Path<java.lang.Integer>, TestIDEA128101.Path<java.lang.String>)'">(String.class, createPath(integerAttribute), createPath(stringAttribute))</error>;
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/NestedLambdaExpressionsNoFormalParams.java
+4 -1
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@@ -26,7 +26,10 @@ abstract class NoFormalParamTypeInferenceNeeded {
{
map(a -> zip(text -> text));
zip(a -> zip(text -> text));
Integer zip = zip(a -> zip(text -> <error descr="Bad return type in lambda expression: Object cannot be converted to R">text</error>));
Integer zip = zip(<error descr="no instance(s) of type variable(s) exist so that Object conforms to Integer
inference variable R has incompatible bounds:
lower bounds: Object
upper bounds: Object, Integer">a -> zip(text -> text)</error>);
}
}
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/IDEA127275_.java
+1 -1
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@@ -4,7 +4,7 @@ import java.util.function.Function;
class Main {
{
List<Optional<Function<String, String>>> list = asList(of(<error descr="T is not a functional interface">Main::identity</error>));
List<Optional<Function<String, String>>> list = asList(of(<error descr="Object is not a functional interface">Main::identity</error>));
}
static <T> List<T> asList(T a) { return null;}