Line indent provider: more cases fixed

java/java-impl/src/com/intellij/codeInsight/editorActions/JavaLineIndentProvider.java

@@ -52,6 +52,7 @@ public class JavaLineIndentProvider extends JavaLikeLangLineIndentProvider {
     SYNTAX_MAP.put(JavaTokenType.C_STYLE_COMMENT, BlockComment);
     SYNTAX_MAP.put(JavaDocTokenType.DOC_COMMENT_START, DocBlockStart);
     SYNTAX_MAP.put(JavaDocTokenType.DOC_COMMENT_END, DocBlockEnd);
+    SYNTAX_MAP.put(JavaTokenType.COMMA, Comma);
   }
   
   @Nullable

platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/SemanticEditorPosition.java

@@ -88,6 +88,20 @@ public abstract class SemanticEditorPosition {
     }
     return this;
   }
+
+  public SemanticEditorPosition findLeftParenthesisBackwardsSkippingNested(@NotNull SyntaxElement leftParenthesis,
+                                                                            @NotNull SyntaxElement rightParenthesis) {
+    while (!myIterator.atEnd()) {
+      if (rightParenthesis.equals(map(myIterator.getTokenType()))) {
+        beforeParentheses(leftParenthesis, rightParenthesis);
+      }
+      else if (leftParenthesis.equals(map(myIterator.getTokenType()))) {
+        break; 
+      }
+      myIterator.retreat();
+    }
+    return this;
+  }
   
   public boolean isAfterOnSameLine(@NotNull SyntaxElement... syntaxElements) {
     myIterator.retreat();

platform/lang-impl/src/com/intellij/psi/impl/source/codeStyle/lineIndent/JavaLikeLangLineIndentProvider.java

@@ -54,7 +54,8 @@ public abstract class JavaLikeLangLineIndentProvider extends FormatterBasedLineI
     ForKeyword,
     BlockComment,
     DocBlockStart,
-    DocBlockEnd
+    DocBlockEnd,
+    Comma
   }
   
   
@@ -79,7 +80,22 @@ public abstract class JavaLikeLangLineIndentProvider extends FormatterBasedLineI
     if (getPosition(editor, offset).matchesRule(
       position -> position.isAt(Whitespace) &&
                   position.isAtMultiline())) {
-      if (getPosition(editor, offset).matchesRule(
+      //noinspection StatementWithEmptyBody
+      if (getPosition(editor, offset).before().isAt(Comma)) {
+        // TODO: Add support
+      }
+      else if (getPosition(editor, offset + 1).isAt(BlockClosingBrace)) {
+        return myFactory.createIndentCalculator(
+          NONE,
+          position -> {
+            position.findLeftParenthesisBackwardsSkippingNested(BlockOpeningBrace, BlockClosingBrace);
+            if (!position.isAtEnd()) {
+              return getBlockStartOffset(position);
+            }
+            return -1;
+          });
+      }
+      else if (getPosition(editor, offset).matchesRule(
         position -> position
           .before()
           .beforeOptional(Semicolon)