Function getMergeableCellDiff

src/mergeable-store/index.ts:586–615

(
    otherTableRowCellHashes: CellHashes,
  )

  };

  const getMergeableCellDiff = (
    otherTableRowCellHashes: CellHashes,
  ): TablesStamp => {
    const [[tableStampMaps, tablesHlc]] = contentStampMap;
    const tablesObj: TablesStamp[0] = {};
    objForEach(otherTableRowCellHashes, (otherRowCellHashes, tableId) =>
      objForEach(otherRowCellHashes, (otherCellHashes, rowId) =>
        ifNotUndefined(
          mapGet(tableStampMaps, tableId),
          ([rowStampMaps, tableHlc]) =>
            ifNotUndefined(
              mapGet(rowStampMaps, rowId),
              ([cellStampMaps, rowHlc]) =>
                mapForEach(cellStampMaps, (cellId, [cell, cellHlc, hash]) =>
                  hash !== otherCellHashes[cellId]
                    ? (objEnsure(
                        objEnsure(tablesObj, tableId, () =>
                          stampNewObj(tableHlc),
                        )[0],
                        rowId,
                        () => stampNewObj(rowHlc),
                      )[0][cellId] = [cell, cellHlc])
                    : 0,
                ),
            ),
        ),
      ),
    );
    return stampNew(tablesObj, tablesHlc);
  };

  const getMergeableValueHashes = (): ValueHashes =>
    mapToObj(contentStampMap[1][0], getStampHash);