NullRejectionException class Null safety
Exception for when the promise is rejected with a null or undefined
value.
This is public to allow users to catch when the promise is rejected with
null or undefined versus some other value.
- Implemented types
Properties
- hashCode → int
- 
  The hash code for this object.
  read-onlyinherited
- isUndefined → bool
- 
  
  final
- runtimeType → Type
- 
  A representation of the runtime type of the object.
  read-onlyinherited
Methods
- 
  noSuchMethod(Invocation invocation) → dynamic 
- 
  Invoked when a non-existent method or property is accessed.
  inherited
- 
  toString() → String 
- 
  A string representation of this object.
  override
Operators
- 
  operator ==(Object other) → bool 
- 
  The equality operator.
  inherited