Method xmlElemRef

rhino/src/main/java/org/mozilla/javascript/Parser.java:3513–3528

Parse the [expr] portion of an xml element reference, e.g. @[expr], @ ::[expr], or ns::[expr].

(int atPos, Name namespace, int colonPos)

     * ns::[expr].
     */
    private XmlElemRef xmlElemRef(int atPos, Name namespace, int colonPos) throws IOException {
        int lb = ts.tokenBeg, rb = -1, pos = atPos != -1 ? atPos : lb;
        AstNode expr = expr(false);
        int end = getNodeEnd(expr);
        if (mustMatchToken(Token.RB, "msg.no.bracket.index", true)) {
            rb = ts.tokenBeg;
            end = ts.tokenEnd;
        }
        XmlElemRef ref = new XmlElemRef(pos, end - pos);
        ref.setNamespace(namespace);
        ref.setColonPos(colonPos);
        ref.setAtPos(atPos);
        ref.setExpression(expr);
        ref.setBrackets(lb, rb);
        return ref;
    }

    private AstNode destructuringAssignExpr() throws IOException, ParserException {
        try {