ConstructorElement class abstract

Represents a constructor declaration in a Dart class.

Constructors are special methods that create instances of a class. They can be unnamed (default) or named, and can be generative or factory. Constructors can also redirect to other constructors or invoke superclass constructors.

Implemented types
Implementers

Constructors

ConstructorElement.new()

Properties

codeLength → int
The length of the code of this element in the file that contains the
no setterinherited
codeOffset → int
The offset of the code of this element in the file that contains the
no setterinherited
documentationComment → String?
The documentation comment associated with this element if it has one.
no setterinherited
enclosingElement → Element?
The enclosing element of this element.
no setterinherited
hasAlwaysThrows → bool
Whether the element has an annotation of the form @alwaysThrows.
no setterinherited
hasDeprecated → bool
Whether the element has an annotation of the form @deprecated or @Deprecated('..').
no setterinherited
hasDoNotStore → bool
Whether the element has an annotation of the form @doNotStore.
no setterinherited
hasFactory → bool
Whether the element has an annotation of the form @factory.
no setterinherited
hashCode → int
The hash code for this object.
no setterinherited
hasImplicitReturnType → bool
Whether the executable element did not have an explicit return type specified for it in the original source.
no setterinherited
hasInternal → bool
Whether the element has an annotation of the form @internal.
no setterinherited
hasIsTest → bool
Whether the element has an annotation of the form @isTest.
no setterinherited
hasIsTestGroup → bool
Whether the element has an annotation of the form @isTestGroup.
no setterinherited
hasLiteral → bool
Whether the element has an annotation of the form @literal.
no setterinherited
hasMustBeOverridden → bool
Whether the element has an annotation of the form @mustBeOverridden.
no setterinherited
hasMustCallSuper → bool
Whether the element has an annotation of the form @mustCallSuper.
no setterinherited
hasNonVirtual → bool
Whether the element has an annotation of the form @nonVirtual.
no setterinherited
hasOptionalTypeArgs → bool
Whether the element has an annotation of the form @optionalTypeArgs.
no setterinherited
hasOverride → bool
Whether the element has an annotation of the form @override.
no setterinherited
hasProtected → bool
Whether the element has an annotation of the form @protected.
no setterinherited
hasRedeclare → bool
Whether the element has an annotation of the form @redeclare.
no setterinherited
hasReopen → bool
Whether the element has an annotation of the form @reopen.
no setterinherited
hasRequired → bool
Whether the element has an annotation of the form @required.
no setterinherited
hasSealed → bool
Whether the element has an annotation of the form @sealed.
no setterinherited
hasUseResult → bool
Whether the element has an annotation of the form @useResult or @UseResult('..').
no setterinherited
hasVisibleForOverriding → bool
Whether the element has an annotation of the form @visibleForOverriding.
no setterinherited
identifier → String
A String that uniquely identifies this element
no setterinherited
isAbstract → bool
Whether the executable element is abstract.
no setterinherited
isAsynchronous → bool
Whether the executable element has body marked as being asynchronous.
no setterinherited
isConst → bool
Whether the constructor is a constant constructor.
no setter
isDefaultConstructor → bool
Whether the constructor can be used as a default constructor - unnamed, and has no required parameters.
no setter
isExternal → bool
Whether the executable element is external.
no setterinherited
isFactory → bool
Whether the constructor represents a factory constructor.
no setter
isGenerative → bool
Whether the constructor represents a generative constructor.
no setter
isGenerator → bool
Whether the executable element has a body marked as being a generator.
no setterinherited
isOperator → bool
Whether the executable element is an operator.
no setterinherited
isPrivate → bool
Whether the name of this element starts with an underscore.
no setterinherited
isPublic → bool
Whether the name of this element does not start with an underscore.
no setterinherited
isStatic → bool
Whether the member is static.
no setterinherited
isSynchronous → bool
Whether the executable element has a body marked as being synchronous.
no setterinherited
library → LibraryElement
The library that contains this element.
no setterinherited
librarySrc → Asset
The source code location of this element.
no setterinherited
metadata → List<ElementAnnotation>
The metadata associated with this element.
no setterinherited
name → String
The name of the element.
no setterinherited
nameLength → int
The length of the name of this element in the file that contains the declaration of this element, or 0 if this element does not have a name.
no setterinherited
nameOffset → int
The offset of the name of this element in the file that contains the declaration of this element, or -1 if this element is synthetic, does not have a name, or otherwise does not have an offset.
no setterinherited
parameters → List<ParameterElement>
The parameters defined by this executable element.
no setterinherited
redirectedConstructor → ConstructorElementRef?
The constructor to which this constructor is redirecting, or null if this constructor does not redirect to another constructor or if the library containing this constructor has not yet been resolved.
no setter
returnType → DartType
The return type defined by this element.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
source → String?
The source code of this element.
no setterinherited
superConstructor → ConstructorElementRef?
The constructor of the superclass that this constructor invokes, or null if this constructor redirects to another constructor, or if the library containing this constructor has not yet been resolved.
no setter
type → FunctionType
The type defined by this element.
no setterinherited
typeParameters → List<TypeParameterType>
The type parameters of this element.
no setterinherited

Methods

getAnnotation(String name) → ElementAnnotation?
Returns the first annotation with the given name, or null if no such
inherited
getParameter(String name) → ParameterElement?
Retrieves a parameter by name from this executable's parameter list.
inherited
instantiate(NamedDartType typeRef) → DartType
instantiates the type parameters of this element with the given type
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