export default function(node, {evaluate, scope}) {
  const elements = [];
  let isAsync = false;
  for (const {expression} of node.elements) {
    const {async, value} = evaluate(expression, {scope});
    isAsync = isAsync || async;
    elements.push(value);
  }
  return {
    async: !!isAsync,
    value: isAsync ? Promise.all(elements) : elements,
  };
}