isNaN property
latefinal
Return a Logic true if this FloatingPoint is Not a Number (NaN) by having its exponent field set to the NaN value (typically all ones) and a non-zero mantissa.
Implementation
late final isNaN = exponent.eq(floatingPointValue.nan.exponent) &
mantissa.or().named(
_nameJoin('isNaN', name),
naming: Naming.mergeable,
);