Method isValid

packages/table/src/regions.ts:555–566

(region: IRegion)

    }

    public static isValid(region: IRegion) {
        if (region == null) {
            return false;
        }
        if (region.rows != null && (region.rows[0] < 0 || region.rows[1] < 0)) {
            return false;
        }
        if (region.cols != null && (region.cols[0] < 0 || region.cols[1] < 0)) {
            return false;
        }
        return true;
    }

    public static isRegionValidForTable(region: IRegion, numRows: number, numCols: number) {
        if (numRows === 0 || numCols === 0) {