[java] unnecessary semicolons in module-info files

plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/style/UnnecessarySemicolonInspection.java

@@ -114,6 +114,12 @@ public class UnnecessarySemicolonInspection extends BaseInspection implements Cl
       super.visitImportList(list);
     }
 
+    @Override
+    public void visitModule(PsiJavaModule module) {
+      findTopLevelSemicolons(module);
+      super.visitModule(module);
+    }
+
     private void findTopLevelSemicolons(PsiElement element) {
       for (PsiElement sibling = element.getFirstChild(); sibling != null; sibling = skipForwardWhiteSpacesAndComments(sibling)) {
         if (PsiUtil.isJavaToken(sibling, JavaTokenType.SEMICOLON)) {

plugins/InspectionGadgets/test/com/siyeh/igtest/style/unnecessary_semicolon/module-info.java

@@ -0,0 +1,3 @@
+module M {
+  <warning descr="Unnecessary semicolon ';'">;</warning>
+}

plugins/InspectionGadgets/testsrc/com/siyeh/ig/style/UnnecessarySemicolonInspectionTest.java

@@ -16,11 +16,20 @@
 package com.siyeh.ig.style;
 
 import com.intellij.codeInspection.InspectionProfileEntry;
+import com.intellij.testFramework.LightProjectDescriptor;
 import com.siyeh.ig.LightInspectionTestCase;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 public class UnnecessarySemicolonInspectionTest extends LightInspectionTestCase {
   public void testUnnecessarySemicolon() { doTest(); }
+  public void testModuleInfo() { doNamedTest("module-info"); }
+
+  @NotNull
+  @Override
+  protected LightProjectDescriptor getProjectDescriptor() {
+    return JAVA_9;
+  }
 
   @Nullable
   @Override