export function cellArea()

in lib/h3core.js [1576:1597]

• 22 lines of code
• 4 McCabe index (conditional complexity)

export function cellArea(h3Index, unit) {
    const [lower, upper] = h3IndexToSplitLong(h3Index);
    const out = C._malloc(SZ_DBL);
    try {
        switch (unit) {
            case UNITS.m2:
                throwIfError(H3.cellAreaM2(lower, upper, out));
                break;
            case UNITS.km2:
                throwIfError(H3.cellAreaKm2(lower, upper, out));
                break;
            case UNITS.rads2:
                throwIfError(H3.cellAreaRads2(lower, upper, out));
                break;
            default:
                throw JSBindingError(E_UNKNOWN_UNIT, unit);
        }
        return readDoubleFromPointer(out);
    } finally {
        C._free(out);
    }
}