DartType class abstract
The type associated with elements in the element model.
Clients may not extend, implement or mix-in this class.
Constructors
- DartType()
Properties
- alias → InstantiatedTypeAliasElement?
-
If this type is an instantiation of a type alias, information about
the alias element, and the type arguments.
Otherwise return
null
.no setter - element → Element?
-
Return the element representing the declaration of this type, or
null
if the type is not associated with an element.no setter - element3 → Element2?
-
Return the element representing the declaration of this type, or
null
if the type is not associated with an element.no setter - extensionTypeErasure → DartType
-
The extension type erasure of this type.
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- isBottom → bool
-
Return
true
if this type represents the bottom type.no setter - isDartAsyncFuture → bool
-
Return
true
if this type represents the type 'Future' defined in the dart:async library.no setter - isDartAsyncFutureOr → bool
-
Return
true
if this type represents the typeFutureOr<T>
defined in the dart:async library.no setter - isDartAsyncStream → bool
-
Return
true
if this type represents the type 'Stream' defined in the dart:async library.no setter - isDartCoreBool → bool
-
Return
true
if this type represents the type 'bool' defined in the dart:core library.no setter - isDartCoreDouble → bool
-
Return
true
if this type represents the type 'double' defined in the dart:core library.no setter - isDartCoreEnum → bool
-
Return
true
if this type represents the type 'Enum' defined in the dart:core library.no setter - isDartCoreFunction → bool
-
Return
true
if this type represents the type 'Function' defined in the dart:core library.no setter - isDartCoreInt → bool
-
Return
true
if this type represents the type 'int' defined in the dart:core library.no setter - isDartCoreIterable → bool
-
Returns
true
if this type represents the type 'Iterable' defined in the dart:core library.no setter - isDartCoreList → bool
-
Returns
true
if this type represents the type 'List' defined in the dart:core library.no setter - isDartCoreMap → bool
-
Returns
true
if this type represents the type 'Map' defined in the dart:core library.no setter - isDartCoreNull → bool
-
Return
true
if this type represents the type 'Null' defined in the dart:core library.no setter - isDartCoreNum → bool
-
Return
true
if this type represents the type 'num' defined in the dart:core library.no setter - isDartCoreObject → bool
-
Return
true
if this type represents the typeObject
defined in the dart:core library.no setter - isDartCoreRecord → bool
-
Return
true
if this type represents the type 'Record' defined in the dart:core library.no setter - isDartCoreSet → bool
-
Returns
true
if this type represents the type 'Set' defined in the dart:core library.no setter - isDartCoreString → bool
-
Return
true
if this type represents the type 'String' defined in the dart:core library.no setter - isDartCoreSymbol → bool
-
Returns
true
if this type represents the type 'Symbol' defined in the dart:core library.no setter - isDartCoreType → bool
-
Return
true
if this type represents the type 'Type' defined in the dart:core library.no setter - name → String?
-
Return the name of this type, or
null
if the type does not have a name, such as when the type represents the type of an unnamed function.no setter - nullabilitySuffix → NullabilitySuffix
-
If this type ends in a suffix (
?
or*
), the suffix it ends with; otherwise NullabilitySuffix.none.no setter - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
accept<
R> (TypeVisitor< R> visitor) → R -
Use the given
visitor
to visit this type. -
acceptWithArgument<
R, A> (TypeVisitorWithArgument< R, A> visitor, A argument) → R -
Use the given
visitor
to visit this type. -
asInstanceOf(
InterfaceElement element) → InterfaceType? -
Return the canonical interface that this type implements for
element
, ornull
if such an interface does not exist. -
asInstanceOf2(
InterfaceElement2 element) → InterfaceType? -
Return the canonical interface that this type implements for
element
, ornull
if such an interface does not exist. -
getDisplayString(
{bool withNullability = true}) → String - Return the presentation of this type as it should appear when presented to users in contexts such as error messages.
-
isStructurallyEqualTo(
SharedTypeStructure< DartType> other) → bool -
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited