Custom CellMeasurerCache

CustomCellMeasurerCache.js

class CustomCellMeasurerCache extends CellMeasurerCache {
  constructor (props) {
    super(props)
    this._cellHeightEstimator = props.cellHeightEstimator
  }
  getHeight (rowIndex, columnIndex) {
    const key = this._keyMapper(rowIndex, columnIndex)

    return this._cellHeightCache.hasOwnProperty(key)
      ? Math.max(this._minHeight, this._cellHeightCache[key])
      : this._cellHeightEstimator(rowIndex)
  }
}