try {
                    FirCompileTimeConstantEvaluator.evaluateAsKtConstantValue(fir, mode)
                } catch (e: ArithmeticException) {
                    KtConstantValue.KtErrorConstantValue(e.localizedMessage, sourcePsi)
                }
            }
            // For invalid code like the following,
            // ```
            // when {
            //   true, false -> {}
            // }

        }

        return this.modality
    }

internal fun ConstantValue<*>.toKtConstantValue(): KtConstantValue {
    return when (this) {
        is ErrorValue.ErrorValueWithMessage -> KtConstantValue.KtErrorConstantValue(message, sourcePsi = null)
        is BooleanValue -> KtConstantValue.KtBooleanConstantValue(value, sourcePsi = null)
        is DoubleValue -> KtConstantValue.KtDoubleConstantValue(value, sourcePsi = null)