@Override
    @NotNull
    public PsiElement createElement(ASTNode node) {
        final IElementType type = node.getElementType();
        if (type == RegExpElementTypes.PATTERN) {
            return new RegExpPatternImpl(node);
        } else if (type == RegExpElementTypes.BRANCH) {
            return new RegExpBranchImpl(node);
        } else if (type == RegExpElementTypes.SIMPLE_CLASS) {
            return new RegExpSimpleClassImpl(node);
        } else if (type == RegExpElementTypes.CLASS) {
            return new RegExpClassImpl(node);
        } else if (type == RegExpElementTypes.CHAR_RANGE) {
            return new RegExpCharRangeImpl(node);
        } else if (type == RegExpElementTypes.CHAR) {
            return new RegExpCharImpl(node);
        } else if (type == RegExpElementTypes.GROUP) {
            return new RegExpGroupImpl(node);
        } else if (type == RegExpElementTypes.PROPERTY) {
            return new RegExpPropertyImpl(node);
        } else if (type == RegExpElementTypes.NAMED_CHARACTER) {
            return new RegExpNamedCharacterImpl(node);
        } else if (type == RegExpElementTypes.SET_OPTIONS) {
            return new RegExpSetOptionsImpl(node);
        } else if (type == RegExpElementTypes.OPTIONS) {
            return new RegExpOptionsImpl(node);
        } else if (type == RegExpElementTypes.BACKREF) {                                    
            return new RegExpBackrefImpl(node);
        } else if (type == RegExpElementTypes.CLOSURE) {
            return new RegExpClosureImpl(node);
        } else if (type == RegExpElementTypes.QUANTIFIER) {
            return new RegExpQuantifierImpl(node);
        } else if (type == RegExpElementTypes.BOUNDARY) {
            return new RegExpBoundaryImpl(node);
        } else if (type == RegExpElementTypes.INTERSECTION) {
            return new RegExpIntersectionImpl(node);
        } else if (type == RegExpElementTypes.NAMED_GROUP_REF) {
            return new RegExpNamedGroupRefImpl(node);
        } else if (type == RegExpElementTypes.CONDITIONAL) {
            return new RegExpConditionalImpl(node);
        } else if (type == RegExpElementTypes.POSIX_BRACKET_EXPRESSION) {
            return new RegExpPosixBracketExpressionImpl(node);
        } else if (type == RegExpElementTypes.NUMBER) {
            return new RegExpNumberImpl(node);
        }
      
        return new ASTWrapperPsiElement(node);
    }
@Override
    @NotNull
    public PsiElement createElement(ASTNode node)