Function fetchMetadataSeq

lib/index-browser.js:6075–6096

()

        winningRev(metadata);

      function fetchMetadataSeq() {
        // metadata.seq was added post-3.2.0, so if it's missing,
        // we need to fetch it manually
        var start = metadata.id + '::';
        var end = metadata.id + '::\uffff';
        var req = bySeqStore.index('_doc_id_rev').openCursor(
          IDBKeyRange.bound(start, end));

        var metadataSeq = 0;
        req.onsuccess = function (e) {
          var cursor = e.target.result;
          if (!cursor) {
            metadata.seq = metadataSeq;
            return onGetMetadataSeq();
          }
          var seq = cursor.primaryKey;
          if (seq > metadataSeq) {
            metadataSeq = seq;
          }
          cursor.continue();
        };
      }

      function onGetMetadataSeq() {
        var metadataToStore = encodeMetadata(metadata,