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java highlighting: provide better incompatible types message on failed inference

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GitOrigin-RevId: 5f97ec808f753d9ca40c417704ec93a802512745
This commit is contained in:
Anna Kozlova
2019-07-08 12:04:21 +03:00
committed by intellij-monorepo-bot
parent 6a7856d5c6
commit afa0706bfc
28 changed files with 87 additions and 101 deletions
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java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/PreferErrorOnTopLevelToFailedSubstitutorOnNestedLevel.java
+1 -2
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@@ -4,8 +4,7 @@ import java.util.stream.Collectors;
class MyTest {
static Map<String, Meeting> <error descr="Invalid return type">getMeetingsById</error>(List<Meeting> meetings){
return <error descr="Incompatible types. Required Map<String, Meeting> but 'collect' was inferred to R:
no instance(s) of type variable(s) A, A, K, R, T exist so that List<T> conforms to Meeting">meetings.stream()
return <error descr="Incompatible types. Found: 'java.util.Map<java.lang.String,java.util.List<Meeting>>', required: 'java.util.Map<java.lang.String,Meeting>'">meetings.stream()
.collect(Collectors.groupingBy(Meeting::getId));</error>
}