Argument

import SwiftSyntax

A library for working with Swift code.

struct AvailabilityArgumentSyntax

A single argument to an @available argument like *, iOS 10.1, or message: "This has been deprecated".

case token(TokenSyntax)

case availabilityVersionRestriction(PlatformVersionSyntax)

case availabilityLabeledArgument(AvailabilityLabeledArgumentSyntax)

init?(_ node: some SyntaxProtocol)

init(leadingTrivia: Trivia? = nil, _ unexpectedBeforeArgument: UnexpectedNodesSyntax? = nil, argument: Argument, _ unexpectedBetweenArgumentAndTrailingComma: UnexpectedNodesSyntax? = nil, trailingComma: TokenSyntax? = nil, _ unexpectedAfterTrailingComma: UnexpectedNodesSyntax? = nil, trailingTrivia: Trivia? = nil)

static let structure: SyntaxNodeStructure

let _syntaxNode: Syntax

var argument: Argument { get set }

The actual argument.

var trailingComma: TokenSyntax? { get set }

A trailing comma if the argument is followed by another argument.

var unexpectedAfterTrailingComma: UnexpectedNodesSyntax? { get set }

var unexpectedBeforeArgument: UnexpectedNodesSyntax? { get set }

var unexpectedBetweenArgumentAndTrailingComma: UnexpectedNodesSyntax? { get set }

init(leadingTrivia: Trivia? = nil, _ unexpectedBeforeEntry: UnexpectedNodesSyntax? = nil, entry: Argument, _ unexpectedBetweenEntryAndTrailingComma: UnexpectedNodesSyntax? = nil, trailingComma: TokenSyntax? = nil, _ unexpectedAfterTrailingComma: UnexpectedNodesSyntax? = nil, trailingTrivia: Trivia? = nil)

var entry: Argument { get set }

var unexpectedBeforeEntry: UnexpectedNodesSyntax? { get set }

var unexpectedBetweenEntryAndTrailingComma: UnexpectedNodesSyntax? { get set }

typealias Entry = Argument

protocol CustomDebugStringConvertible

A type with a customized textual representation suitable for debugging purposes.

protocol CustomReflectable

A type that explicitly supplies its own mirror.

protocol CustomStringConvertible

A type with a customized textual representation.

protocol Equatable

A type that can be compared for value equality.

protocol Hashable : Equatable

A type that can be hashed into a Hasher to produce an integer hash value.

protocol Sendable

protocol SyntaxChildChoices : SyntaxProtocol

Protocol for the enums nested inside Syntax nodes that enumerate all the possible types a child node might have.

protocol SyntaxHashable : Hashable

Protocol that provides a common Hashable implementation for all syntax nodes

protocol SyntaxProtocol : CustomDebugStringConvertible, CustomReflectable, CustomStringConvertible, Sendable, TextOutputStreamable

Provide common functionality for specialized syntax nodes. Extend this protocol to provide common functionality for all syntax nodes.

protocol TextOutputStreamable

A source of text-streaming operations.

init?(_ node: some SyntaxProtocol)

init(_ node: PlatformVersionSyntax)

init(_ node: TokenSyntax)

init(_ node: AvailabilityLabeledArgumentSyntax)

static var structure: SyntaxNodeStructure { get }

var _syntaxNode: Syntax { get }

func `as`(_ syntaxType: PlatformVersionSyntax.Type) -> PlatformVersionSyntax?

Attempts to cast the current syntax node to PlatformVersionSyntax.

func `as`(_ syntaxType: TokenSyntax.Type) -> TokenSyntax?

Attempts to cast the current syntax node to TokenSyntax.

func `as`(_ syntaxType: AvailabilityLabeledArgumentSyntax.Type) -> AvailabilityLabeledArgumentSyntax?

Attempts to cast the current syntax node to AvailabilityLabeledArgumentSyntax.

func cast(_ syntaxType: PlatformVersionSyntax.Type) -> PlatformVersionSyntax

Force-casts the current syntax node to PlatformVersionSyntax.

func cast(_ syntaxType: TokenSyntax.Type) -> TokenSyntax

Force-casts the current syntax node to TokenSyntax.

func cast(_ syntaxType: AvailabilityLabeledArgumentSyntax.Type) -> AvailabilityLabeledArgumentSyntax

Force-casts the current syntax node to AvailabilityLabeledArgumentSyntax.

func `is`(_ syntaxType: PlatformVersionSyntax.Type) -> Bool

Checks if the current syntax node can be cast to PlatformVersionSyntax.

func `is`(_ syntaxType: TokenSyntax.Type) -> Bool

Checks if the current syntax node can be cast to TokenSyntax.

func `is`(_ syntaxType: AvailabilityLabeledArgumentSyntax.Type) -> Bool

Checks if the current syntax node can be cast to AvailabilityLabeledArgumentSyntax.

init?<S>(_ node: S?) where S : SyntaxProtocol

Initializes a new instance of the conforming type from a given specialized syntax node.

var customMirror: Mirror { get }

var debugDescription: String { get }

A simple description of this node (ie. its type).

var description: String { get }

A source-accurate description of this node.

var detached: Self { get }

Return this subtree with this node as the root, ie. detach this node from its parent.

var endPosition: AbsolutePosition { get }

The end position of this node, including its trivia.

var endPositionBeforeTrailingTrivia: AbsolutePosition { get }

The end position of this node’s content, before any trailing trivia.

var hasError: Bool { get }

Whether the tree contained by this layout has any

var hasMaximumNestingLevelOverflow: Bool { get }

var hasParent: Bool { get }

Whether or not this node has a parent.

var hasSequenceExpr: Bool { get }

Whether this tree contains a missing token or unexpected node.

var hasWarning: Bool { get }

Whether the tree contained by this layout has any tokens with a TokenDiagnostic of severity warning.

var id: SyntaxIdentifier { get }

Returns a value representing the unique identity of the node.

var keyPathInParent: AnyKeyPath? { get }

var kind: SyntaxKind { get }

The kind of the syntax node, e.g. if it is a functionDecl.

var leadingTrivia: Trivia { get set }

The leading trivia of this syntax node.

var leadingTriviaLength: SourceLength { get }

The length this node’s leading trivia takes up spelled out in source.

var parent: Syntax? { get }

The parent of this syntax node, or nil if this node is the root.

var position: AbsolutePosition { get }

The absolute position of the starting point of this node. If the first token is with leading trivia, the position points to the start of the leading trivia.

var positionAfterSkippingLeadingTrivia: AbsolutePosition { get }

The absolute position of the starting point of this node, skipping any leading trivia attached to the first token syntax.

var raw: RawSyntax { get }

var root: Syntax { get }

The root of the tree in which this node resides.

var syntaxNodeType: SyntaxProtocol.Type { get }

The dynamic metatype of the concrete node.

var syntaxTextBytes: [UInt8] { get }

Retrieve the syntax text as an array of bytes that models the input source even in the presence of invalid UTF-8.

var totalByteRange: ByteSourceRange { get }

The byte source range of this node including leading and trailing trivia.

var totalLength: SourceLength { get }

The length of this node including all of its trivia.

var trailingTrivia: Trivia { get set }

The trailing trivia of this syntax node.

var trailingTriviaLength: SourceLength { get }

The length this node’s trailing trivia takes up spelled out in source.

var trimmed: Self { get }

A copy of this node without the leading trivia of the first token in the node and the trailing trivia of the last token in the node.

var trimmedByteRange: ByteSourceRange { get }

The byte source range of this node excluding leading and trailing trivia.

var trimmedDescription: String { get }

The description of this node with leading whitespace of the first token and trailing whitespace of the last token removed.

var trimmedLength: SourceLength { get }

The length this node takes up spelled out in the source, excluding its leading or trailing trivia.

static func != (lhs: Self, rhs: Self) -> Bool

Returns a Boolean value indicating whether two values are not equal.

static func == (lhs: Self, rhs: Self) -> Bool

func `as`<S>(_ syntaxType: S.Type) -> S? where S : SyntaxProtocol

Attempts to cast the current syntax node to a given specialized syntax type.

func asProtocol(_: MissingNodeSyntax.Protocol) -> MissingNodeSyntax?

Return the non-type erased version of this syntax node if it conforms to MissingNodeSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: ParenthesizedSyntax.Protocol) -> ParenthesizedSyntax?

Return the non-type erased version of this syntax node if it conforms to ParenthesizedSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithCodeBlockSyntax.Protocol) -> WithCodeBlockSyntax?

Return the non-type erased version of this syntax node if it conforms to WithCodeBlockSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithModifiersSyntax.Protocol) -> WithModifiersSyntax?

Return the non-type erased version of this syntax node if it conforms to WithModifiersSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithAttributesSyntax.Protocol) -> WithAttributesSyntax?

Return the non-type erased version of this syntax node if it conforms to WithAttributesSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithStatementsSyntax.Protocol) -> WithStatementsSyntax?

Return the non-type erased version of this syntax node if it conforms to WithStatementsSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: EffectSpecifiersSyntax.Protocol) -> EffectSpecifiersSyntax?

Return the non-type erased version of this syntax node if it conforms to EffectSpecifiersSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithTrailingCommaSyntax.Protocol) -> WithTrailingCommaSyntax?

Return the non-type erased version of this syntax node if it conforms to WithTrailingCommaSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithGenericParametersSyntax.Protocol) -> WithGenericParametersSyntax?

Return the non-type erased version of this syntax node if it conforms to WithGenericParametersSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: WithOptionalCodeBlockSyntax.Protocol) -> WithOptionalCodeBlockSyntax?

Return the non-type erased version of this syntax node if it conforms to WithOptionalCodeBlockSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: FreestandingMacroExpansionSyntax.Protocol) -> FreestandingMacroExpansionSyntax?

Return the non-type erased version of this syntax node if it conforms to FreestandingMacroExpansionSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: BracedSyntax.Protocol) -> BracedSyntax?

Return the non-type erased version of this syntax node if it conforms to BracedSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: DeclGroupSyntax.Protocol) -> DeclGroupSyntax?

Return the non-type erased version of this syntax node if it conforms to DeclGroupSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func asProtocol(_: NamedDeclSyntax.Protocol) -> NamedDeclSyntax?

Return the non-type erased version of this syntax node if it conforms to NamedDeclSyntax. Otherwise return nil. Note that this will incur an existential conversion.

func cast<S>(_ syntaxType: S.Type) -> S where S : SyntaxProtocol

Force-casts the current syntax node to a given specialized syntax type.

func children(viewMode: SyntaxTreeViewMode) -> SyntaxChildren

A sequence over the children of this node.

func debugDescription(includeTrivia: Bool = false, converter: SourceLocationConverter? = nil, mark: SyntaxProtocol? = nil, indentString: String = "") -> String

Returns a summarized dump of this node.

func endLocation(converter: SourceLocationConverter, afterTrailingTrivia: Bool = false) -> SourceLocation

The ending location, in the provided file, of this Syntax node.

func firstToken(viewMode: SyntaxTreeViewMode) -> TokenSyntax?

Returns the first token node that is part of this syntax node.

func hash(into hasher: inout Hasher)

func `is`<S>(_ syntaxType: S.Type) -> Bool where S : SyntaxProtocol

Checks if the current syntax node can be cast to a given specialized syntax type.

func isProtocol(_: MissingNodeSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to MissingNodeSyntax. Note that this will incur an existential conversion.

func isProtocol(_: ParenthesizedSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to ParenthesizedSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithCodeBlockSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithCodeBlockSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithModifiersSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithModifiersSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithAttributesSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithAttributesSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithStatementsSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithStatementsSyntax. Note that this will incur an existential conversion.

func isProtocol(_: EffectSpecifiersSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to EffectSpecifiersSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithTrailingCommaSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithTrailingCommaSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithGenericParametersSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithGenericParametersSyntax. Note that this will incur an existential conversion.

func isProtocol(_: WithOptionalCodeBlockSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to WithOptionalCodeBlockSyntax. Note that this will incur an existential conversion.

func isProtocol(_: FreestandingMacroExpansionSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to FreestandingMacroExpansionSyntax. Note that this will incur an existential conversion.

func isProtocol(_: BracedSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to BracedSyntax. Note that this will incur an existential conversion.

func isProtocol(_: DeclGroupSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to DeclGroupSyntax. Note that this will incur an existential conversion.

func isProtocol(_: NamedDeclSyntax.Protocol) -> Bool

Check whether the non-type erased version of this syntax node conforms to NamedDeclSyntax. Note that this will incur an existential conversion.

func lastToken(viewMode: SyntaxTreeViewMode) -> TokenSyntax?

Returns the last token node that is part of this syntax node.

func nextToken(viewMode: SyntaxTreeViewMode) -> TokenSyntax?

Recursively walks through the tree to find the next token semantically after this node.

func node(at syntaxIdentifier: SyntaxIdentifier) -> Syntax?

If the node with the given syntaxIdentifier is a (recursive) child of this node, return the node with that identifier.

func previousToken(viewMode: SyntaxTreeViewMode) -> TokenSyntax?

Recursively walks through the tree to find the token semantically before this node.

func sourceRange(converter: SourceLocationConverter, afterLeadingTrivia: Bool = true, afterTrailingTrivia: Bool = false) -> SourceRange

The source range, in the provided file, of this Syntax node.

func startLocation(converter: SourceLocationConverter, afterLeadingTrivia: Bool = true) -> SourceLocation

The starting location, in the provided file, of this Syntax node.

func token(at position: AbsolutePosition) -> TokenSyntax?

Find the syntax token at the given absolute position within this syntax node or any of its children.

func tokens(viewMode: SyntaxTreeViewMode) -> TokenSequence

Sequence of tokens that are part of this Syntax node.

func trimmed(matching filter: (TriviaPiece) -> Bool) -> Self

A copy of this node with pieces that match matching trimmed from the leading trivia of the first token and trailing trivia of the last token.

func trimmedDescription(matching filter: (TriviaPiece) -> Bool) -> String

The description of this node with pieces that match matching removed from the leading trivia of the first token and trailing trivia of the last token.

func with<T>(_ keyPath: WritableKeyPath<Self, T>, _ value: T) -> Self

Returns a new syntax node that has the child at keyPath replaced by value.

func write<Target>(to target: inout Target) where Target : TextOutputStream

Prints the raw value of this node to the provided stream.

var byteRange: ByteSourceRange { get }

var byteSize: Int { get }

The textual byte length of this node including leading and trailing trivia.

var byteSizeAfterTrimmingTrivia: Int { get }

The textual byte length of this node excluding leading and trailing trivia.

var contentLength: SourceLength { get }

var firstToken: TokenSyntax? { get }

var index: SyntaxChildrenIndex { get }

The index of this node in a SyntaxChildren collection.

var isImplicit: Bool { get }

When isImplicit is true, the syntax node doesn’t include any underlying tokens, e.g. an empty CodeBlockItemList.

var lastToken: TokenSyntax? { get }

var nextToken: TokenSyntax? { get }

var previousToken: TokenSyntax? { get }

func `as`<S>(_ syntaxType: S.Type) -> S? where S : SyntaxProtocol

Attempts to cast the current SyntaxChildChoices instance to a given specialized syntax type.

func `as`(_ syntaxType: Syntax.Type) -> Syntax?

Attempts to upcast the current syntax node to Syntax node.

func `as`(_ syntaxType: Self.Type) -> Self?

Casts the current syntax node to its own type.

func cast<S>(_ syntaxType: S.Type) -> S where S : SyntaxProtocol

Force-casts the current SyntaxChildChoices instance to a given specialized syntax type.

func cast(_ syntaxType: Syntax.Type) -> Syntax

Force-cast the current syntax node to Syntax node..

func cast(_ syntaxType: Self.Type) -> Self

Force-casts the current syntax node to its own type.

func detach() -> Self

func `is`<S>(_ syntaxType: S.Type) -> Bool where S : SyntaxProtocol

Checks if the current SyntaxChildChoices instance can be cast to a given specialized syntax type.

func `is`(_ syntaxType: Syntax.Type) -> Bool

Checks if the current syntax node can be upcast to Syntax node.

func `is`(_ syntaxType: Self.Type) -> Bool

Checks if the current syntax node can be cast to its own type.