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when<TResult extends Object?> method Null safety

@optionalTypeArgs

TResult when<TResult extends Object?>(

{required TResult ref(
1. String name
),
required TResult union(
1. List<String> names,
2. String key
)}

)

inherited

Implementation

@optionalTypeArgs
TResult when<TResult extends Object?>({
  required TResult Function(String name) ref,
  required TResult Function(List<String> names, String key) union,
}) =>
    throw _privateConstructorUsedError;