How to use the esotope-hammerhead.Syntax.RestElement function in esotope-hammerhead

// Skip: const postMessage = value;
        if (parent.type === Syntax.VariableDeclarator && parent.id === node)
            return false;

        // Skip: postMessage++ || postMessage-- || ++postMessage || --postMessage
        if (parent.type === Syntax.UpdateExpression && (parent.operator === '++' || parent.operator === '--'))
            return false;

        // Skip already transformed: __get$PostMessage(postMessage) || __call$(obj, postMessage, args...);
        if (parent.type === Syntax.CallExpression && parent.callee.type === Syntax.Identifier &&
            (parent.callee.name === INSTRUCTION.getPostMessage ||
             parent.callee.name === INSTRUCTION.callMethod && parent.arguments[1] === node))
            return false;

        // Skip: function x (...postMessage) {}
        if (parent.type === Syntax.RestElement)
            return false;

        return true;
    },

// Skip already transformed: __get$Loc(location)
        if (parent.type === Syntax.CallExpression && parent.callee.type === Syntax.Identifier &&
            parent.callee.name === INSTRUCTION.getLocation)
            return false;

        // Skip: class X { location () {} }
        if (parent.type === Syntax.MethodDefinition)
            return false;

        // Skip: class location { x () {} }
        if (parent.type === Syntax.ClassDeclaration)
            return false;

        // Skip: function x (...location) {}
        if (parent.type === Syntax.RestElement)
            return false;

        return true;
    },

// Skip: const eval = value;
            if (parent.type === Syntax.VariableDeclarator && parent.id === node)
                return false;

            // Skip: eval++ || eval-- || ++eval || --eval
            if (parent.type === Syntax.UpdateExpression && (parent.operator === '++' || parent.operator === '--'))
                return false;

            // Skip already transformed: __get$Eval(eval)
            if (parent.type === Syntax.CallExpression && parent.callee.type === Syntax.Identifier &&
                parent.callee.name === INSTRUCTION.getEval)
                return false;

            // Skip: function x (...eval) {}
            if (parent.type === Syntax.RestElement)
                return false;

            return true;
        }

        return false;
    },