count braces while waiting for }

plugins/groovy/src/org/jetbrains/plugins/groovy/lang/parser/parsing/statements/blocks/OpenOrClosableBlock.java

@@ -48,11 +48,11 @@ public class OpenOrClosableBlock implements GroovyElementTypes {
     builder.advanceLexer();
     ParserUtils.getToken(builder, mNLS);
     parser.parseBlockBody(builder);
-    while (!builder.eof() &&
-           !mRCURLY.equals(builder.getTokenType())) {
+    if (!builder.eof() && builder.getTokenType() != mRCURLY) {
       builder.error(GroovyBundle.message("expression.expected"));
-      builder.advanceLexer();
+      ParserUtils.skipCountingBraces(builder, GroovyParser.RCURLY_ONLY);
     }
+
     ParserUtils.getToken(builder, mRCURLY, GroovyBundle.message("rcurly.expected"));
     marker.done(OPEN_BLOCK);
   }

plugins/groovy/src/org/jetbrains/plugins/groovy/lang/parser/parsing/util/ParserUtils.java

@@ -119,38 +119,6 @@ public abstract class ParserUtils {
     return i == elems.length;
   }
 
-  /**
-   * Checks, that following element sequence is like given
-   *
-   * @param builder    Given PsiBuilder
-   * @param dropMarker to drop marker after successful checking or rollback it?
-   * @param elems      Array of need elements in order
-   * @return true if following sequence is like a given
-   */
-  public static boolean lookAhead(PsiBuilder builder, boolean dropMarker, IElementType... elems) {
-
-    if (elems.length == 0) {
-      return false;
-    }
-
-    if (elems.length == 1) {
-      return elems[0].equals(builder.getTokenType());
-    }
-
-    PsiBuilder.Marker rb = builder.mark();
-    int i = 0;
-    while (!builder.eof() && i < elems.length && elems[i].equals(builder.getTokenType())) {
-      builder.advanceLexer();
-      i++;
-    }
-    if (dropMarker && i == elems.length) {
-      rb.drop();
-    } else {
-      rb.rollbackTo();
-    }
-    return i == elems.length;
-  }
-
   /**
    * Wraps current token to node with specified element type
    *