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method refs: allow reference parameters before method name

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This commit is contained in:
anna
2012-10-02 18:11:16 +02:00
parent 8e9866900a
commit 0e8ade2f40
3 changed files with 14 additions and 1 deletions
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2
java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/GenericsHighlightUtil.java
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@@ -1265,7 +1265,7 @@ public class GenericsHighlightUtil {
final PsiElement parent = refParamList.getParent();
if (parent instanceof PsiReferenceExpression) {
final PsiElement grandParent = parent.getParent();
if (!(grandParent instanceof PsiMethodCallExpression)) {
if (!(grandParent instanceof PsiMethodCallExpression) && !(parent instanceof PsiMethodReferenceExpression)) {
final String message = JavaErrorMessages.message("generics.reference.parameters.not.allowed");
return HighlightInfo.createHighlightInfo(HighlightInfoType.ERROR, refParamList, message);
}

9
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/ReferenceParameters.java Normal file
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@@ -0,0 +1,9 @@
class MyTest {
interface I<X> {
X _();
}
static <T> T bar() {return null;}
static {
I i = MyTest::<String>bar;
}
}

4
java/java-tests/testSrc/com/intellij/codeInsight/daemon/lambda/MethodRefHighlightingTest.java
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@@ -73,6 +73,10 @@ public class MethodRefHighlightingTest extends LightDaemonAnalyzerTestCase {
doTest();
}
public void testReferenceParameters() throws Exception {
doTest();
}
private void doTest() throws Exception {
doTest(BASE_PATH + "/" + getTestName(false) + ".java", false, false);
}