INNER CODE UNIT · JavaScript

push

mongoosejs/mquery · lib/mquery.js:1276

function push(opts, field, value) {
  if (Array.isArray(opts.sort)) {
    throw new TypeError('Can\'t mix sort syntaxes. Use either array or object:' +
      '\n- `.sort([[\'field\', 1], [\'test\', -1]])`' +
      '\n- `.sort({ field: 1, test: -1 })`');
  }

  let s;
  if (value && value.$meta) {
    s = opts.sort || (opts.sort = {});
    s[field] = { $meta: value.$meta };
    return;
  }

  s = opts.sort || (opts.sort = {});
  let val = String(value || 1).toLowerCase();
  val = _validSortValue[val];
  if (!val) throw new TypeError('Invalid sort value: { ' + field + ': ' + value + ' }');

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