Method colToProp

handsontable/src/dataMap/dataMap.ts:264–284

* Returns property name that corresponds with the given column index. * * @param {string|number} column Visual column index or another passed argument. * @returns {string|number} Column property, physical column index or passed argument.

(column: number)

   * @returns {string|number} Column property, physical column index or passed argument.
   */
  colToProp(column: number) {
    // TODO: Should it work? Please, look at the test:
    // "it should return the provided property name, when the user passes a property name as a column number".
    if (Number.isInteger(column) === false) {
      return column;
    }

    const physicalColumn = this.hot!.toPhysicalColumn(column);

    // Out of range, not visible column index.
    if (physicalColumn === null) {
      return column;
    }

    // Cached property.
    if (this.colToPropCache && isDefined(this.colToPropCache[physicalColumn])) {
      return this.colToPropCache[physicalColumn];
    }

    return physicalColumn;
  }

  /**
   * Translates property into visual column index.