toInt method
Convert to int, throwing an exception if out of range.
Implementation
int toInt() {
final bi = toBigInt();
if (bi < -BigInt.two.pow(width) || bi >= BigInt.two.pow(width)) {
throw RohdHclException('SignMagnitudeValue.toInt: value $bi out of '
'range for width $width');
}
return bi.toInt();
}