DartType class abstract

The type associated with elements in the element model.

Clients may not extend, implement or mix-in this class.

Implementers

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
displayName → String
Return the name of this type as it should appear when presented to users in contexts such as error messages.
no setter
element → Element?
Return the element representing the declaration of this type, or null if the type has not, or cannot, be associated with an element. The former case will occur if the element model is not yet complete; the latter case will occur if this object represents an undefined 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 type 'FutureOr
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 type Object 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
isDynamic → bool
Return true if this type represents the type 'dynamic'.
no setter
isVoid → bool
Return true if this type represents the type 'void'.
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
Return the nullability suffix of this type.
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(ClassElement element) → InterfaceType?
Return the canonical interface that this type implements for element, or null if such an interface does not exist.
getDisplayString({required bool withNullability}) → String
Return the presentation of this type as it should appear when presented to users in contexts such as error messages.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
resolveToBound(DartType objectType) → DartType
If this type is a TypeParameterType, returns its bound if it has one, or objectType otherwise.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited