when<TResult extends Object?> method
- @optionalTypeArgs
- TResult $default(
- String $type,
- String issuer,
- AtUri uri,
- String subject,
- String handle,
- String displayName,
- DateTime createdAt,
- String? revokeReason,
- DateTime? revokedAt,
- String? revokedBy,
- UVerificationViewSubjectProfile? subjectProfile,
- UVerificationViewIssuerProfile? issuerProfile,
- UVerificationViewSubjectRepo? subjectRepo,
- UVerificationViewIssuerRepo? issuerRepo,
- Map<
String, dynamic> ? $unknown,
A switch
-like method, using callbacks.
As opposed to map
, this offers destructuring.
It is equivalent to doing:
switch (sealedClass) {
case Subclass(:final field):
return ...;
case Subclass2(:final field2):
return ...;
}
Implementation
@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( String $type, String issuer, @AtUriConverter() AtUri uri, String subject, String handle, String displayName, DateTime createdAt, String? revokeReason, DateTime? revokedAt, String? revokedBy, @UVerificationViewSubjectProfileConverter() UVerificationViewSubjectProfile? subjectProfile, @UVerificationViewIssuerProfileConverter() UVerificationViewIssuerProfile? issuerProfile, @UVerificationViewSubjectRepoConverter() UVerificationViewSubjectRepo? subjectRepo, @UVerificationViewIssuerRepoConverter() UVerificationViewIssuerRepo? issuerRepo, Map<String, dynamic>? $unknown) $default,) {final _that = this;
switch (_that) {
case _VerificationView():
return $default(_that.$type,_that.issuer,_that.uri,_that.subject,_that.handle,_that.displayName,_that.createdAt,_that.revokeReason,_that.revokedAt,_that.revokedBy,_that.subjectProfile,_that.issuerProfile,_that.subjectRepo,_that.issuerRepo,_that.$unknown);case _:
throw StateError('Unexpected subclass');
}
}