whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. bool? enabled,
    2. XrayStringList? destOverride,
    3. XrayStringList? domainsExcluded,
    4. XrayStringList? ipsExcluded,
    5. bool? metadataOnly,
    6. bool? routeOnly,
    )?
)

A variant of when that fallback to returning null

It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case _:
    return null;
}

Implementation

@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function( bool? enabled,  XrayStringList? destOverride,  XrayStringList? domainsExcluded,  XrayStringList? ipsExcluded,  bool? metadataOnly,  bool? routeOnly)?  $default,) {final _that = this;
switch (_that) {
case _SniffingConfig() when $default != null:
return $default(_that.enabled,_that.destOverride,_that.domainsExcluded,_that.ipsExcluded,_that.metadataOnly,_that.routeOnly);case _:
  return null;

}
}