FormalParameterElement class abstract
A formal parameter defined by an executable element.
Clients may not extend, implement or mix-in this class.
- Implemented types
- Implementers
Constructors
Properties
- baseElement → FormalParameterElement
-
The non-
Memberversion of this element.no setteroverride -
children2
→ List<
Element2> -
The children of this element.
no setterinherited
- defaultValueCode → String?
-
The code of the default value.
no setter
- displayName → String
-
The display name of this element, or an empty string if the element does
not have a name.
no setterinherited
- documentationComment → String?
-
The content of the documentation comment (including delimiters) for this
element or fragment.
no setterinherited
- enclosingElement2 → Element2?
-
The element that either physically or logically encloses this element.
no setterinherited
- firstFragment → FormalParameterFragment?
-
The first fragment in the chain of fragments that are merged to make this
element. Or
nullif this element is synthetic, so has no fragments.no setteroverride -
formalParameters
→ List<
FormalParameterElement> -
The formal parameters defined by this formal parameter.
no setter
- hasAlwaysThrows → bool
-
Whether the receiver has an annotation of the form
@alwaysThrows.no setterinherited - hasDefaultValue → bool
-
Whether the parameter has a default value.
no setter
- hasDeprecated → bool
-
Whether the receiver has an annotation of the form
@deprecatedor@Deprecated('..').no setterinherited - hasDoNotStore → bool
-
Whether the receiver has an annotation of the form
@doNotStore.no setterinherited - hasDoNotSubmit → bool
-
Whether the receiver has an annotation of the form
@doNotSubmit.no setterinherited - hasFactory → bool
-
Whether the receiver has an annotation of the form
@factory.no setterinherited - hashCode → int
-
The hash code for this object.
no setterinherited
- hasImmutable → bool
-
Whether the receiver has an annotation of the form
@immutable.no setterinherited - hasImplicitType → bool
-
Whether the variable element did not have an explicit type specified
for it.
no setterinherited
- hasInternal → bool
-
Whether the receiver has an annotation of the form
@internal.no setterinherited - hasIsTest → bool
-
Whether the receiver has an annotation of the form
@isTest.no setterinherited - hasIsTestGroup → bool
-
Whether the receiver has an annotation of the form
@isTestGroup.no setterinherited - hasJS → bool
-
Whether the receiver has an annotation of the form
@JS(..).no setterinherited - hasLiteral → bool
-
Whether the receiver has an annotation of the form
@literal.no setterinherited - hasMustBeConst → bool
-
Whether the receiver has an annotation of the form
@mustBeConst.no setterinherited - hasMustBeOverridden → bool
-
Whether the receiver has an annotation of the form
@mustBeOverridden.no setterinherited - hasMustCallSuper → bool
-
Whether the receiver has an annotation of the form
@mustCallSuper.no setterinherited - hasNonVirtual → bool
-
Whether the receiver has an annotation of the form
@nonVirtual.no setterinherited - hasOptionalTypeArgs → bool
-
Whether the receiver has an annotation of the form
@optionalTypeArgs.no setterinherited - hasOverride → bool
-
Whether the receiver has an annotation of the form
@override.no setterinherited - hasProtected → bool
-
Whether the receiver has an annotation of the form
@protected.no setterinherited - hasRedeclare → bool
-
Whether the receiver has an annotation of the form
@redeclare.no setterinherited - hasReopen → bool
-
Whether the receiver has an annotation of the form
@reopen.no setterinherited - hasRequired → bool
-
Whether the receiver has an annotation of the form
@required.no setterinherited - hasSealed → bool
-
Whether the receiver has an annotation of the form
@sealed.no setterinherited - hasUseResult → bool
-
Whether the receiver has an annotation of the form
@useResultor@UseResult('..').no setterinherited - hasVisibleForOverriding → bool
-
Whether the receiver has an annotation of the form
@visibleForOverriding.no setterinherited - hasVisibleForTemplate → bool
-
Whether the receiver has an annotation of the form
@visibleForTemplate.no setterinherited - hasVisibleForTesting → bool
-
Whether the receiver has an annotation of the form
@visibleForTesting.no setterinherited - hasVisibleOutsideTemplate → bool
-
Whether the receiver has an annotation of the form
@visibleOutsideTemplate.no setterinherited - id → int
-
The unique integer identifier of this element.
no setterinherited
- isConst → bool
-
Whether the variable was declared with the 'const' modifier.
no setterinherited
- isCovariant → bool
-
Whether the parameter is covariant, meaning it is allowed to have a
narrower type in an override.
no setter
- isFinal → bool
-
Whether the variable was declared with the 'final' modifier.
no setterinherited
- isInitializingFormal → bool
-
Whether the parameter is an initializing formal parameter.
no setter
- isLate → bool
-
Whether the variable uses late evaluation semantics.
no setterinherited
- isNamed → bool
-
Whether the parameter is a named parameter.
no setter
- isOptional → bool
-
Whether the parameter is an optional parameter.
no setter
- isOptionalNamed → bool
-
Whether the parameter is both an optional and named parameter.
no setter
- isOptionalPositional → bool
-
Whether the parameter is both an optional and positional parameter.
no setter
- isPositional → bool
-
Whether the parameter is a positional parameter.
no setter
- isPrivate → bool
-
Whether this element is private.
no setterinherited
- isPublic → bool
-
Whether this element is public.
no setterinherited
- isRequired → bool
-
Whether the parameter is either a required positional parameter, or a
named parameter with the
requiredkeyword.no setter - isRequiredNamed → bool
-
Whether the parameter is both a required and named parameter.
no setter
- isRequiredPositional → bool
-
Whether the parameter is both a required and positional parameter.
no setter
- isStatic → bool
-
Whether the element is a static variable, as per section 8 of the Dart
Language Specification:
no setterinherited
- isSuperFormal → bool
-
Whether the parameter is a super formal parameter.
no setter
- isSynthetic → bool
-
Whether this element is synthetic.
no setterinherited
- kind → ElementKind
-
The kind of this element.
no setterinherited
- library2 → LibraryElement2?
-
Library that contains this element.
no setterinherited
- location → ElementLocation?
-
The location of this element in the element model.
no setterinherited
-
metadata
→ List<
ElementAnnotation> -
The metadata associated with the element or fragment.
no setterinherited
- name → String
-
The name of this element.
no setterinherited
- nonSynthetic2 → Element2
-
The non-synthetic element that caused this element to be created.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- session → AnalysisSession?
-
The analysis session in which this element is defined.
no setterinherited
- sinceSdkVersion → Version?
-
The version where this SDK API was added.
no setterinherited
- type → DartType
-
The declared type of this variable.
no setterinherited
-
typeParameters2
→ List<
TypeParameterElement2> -
The type parameters defined by this parameter.
no setter
Methods
-
appendToWithoutDelimiters2(
StringBuffer buffer) → void -
Appends the type, name and possibly the default value of this parameter
to the given
buffer. -
computeConstantValue(
) → DartObject? -
Returns a representation of the value of this variable.
inherited
-
displayString2(
{bool multiline = false, bool preferTypeAlias = false}) → String -
The presentation of this element as it should appear when presented to
users.
inherited
-
isAccessibleIn2(
LibraryElement2 library) → bool -
Whether the element, assuming that it is within scope, is accessible to
code in the given
library.inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
thisOrAncestorMatching2<
E extends Element2> (bool predicate(Element2)) → E? -
Returns either this element or the most immediate ancestor of this element
for which the
predicatereturnstrue.inherited -
thisOrAncestorOfType2<
E extends Element2> () → E? -
Returns either this element or the most immediate ancestor of this element
that has the given type.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited