GuardStmtSyntax
SyntaxNodesGHI.swift:1316struct GuardStmtSyntax
Children
guardKeyword
:guard
conditions
:ConditionElementListSyntax
elseKeyword
:else
body
:CodeBlockSyntax
struct GuardStmtSyntax
guardKeyword
: guard
conditions
: ConditionElementListSyntax
elseKeyword
: else
body
: CodeBlockSyntax
import SwiftSyntax
A library for working with Swift code.
struct ConditionElementListSyntax
struct CodeBlockSyntax
struct StmtSyntax
protocol StmtSyntaxProtocol : SyntaxProtocol
Protocol to which all StmtSyntax
nodes conform.
struct MissingStmtSyntax
In case the source code is missing a statement, this node stands in place of the missing statement.
struct BreakStmtSyntax
struct ContinueStmtSyntax
struct DeferStmtSyntax
struct DiscardStmtSyntax
struct DoStmtSyntax
struct ExpressionStmtSyntax
struct FallThroughStmtSyntax
struct ForStmtSyntax
struct LabeledStmtSyntax
struct RepeatStmtSyntax
struct ReturnStmtSyntax
struct ThrowStmtSyntax
struct WhileStmtSyntax
struct YieldStmtSyntax
protocol Copyable
A type whose values can be implicitly or explicitly copied.
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 Escapable
protocol Hashable : Equatable
A type that can be hashed into a Hasher
to produce an integer hash value.
protocol Sendable
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.
protocol WithCodeBlockSyntax : SyntaxProtocol
protocol _LeafStmtSyntaxNodeProtocol : StmtSyntaxProtocol
Protocol that syntax nodes conform to if they don’t have any semantic subtypes. These are syntax nodes that are not considered base nodes for other syntax types.
init?(_ node: some SyntaxProtocol)
init(leadingTrivia: Trivia? = nil, _ unexpectedBeforeGuardKeyword: UnexpectedNodesSyntax? = nil, guardKeyword: TokenSyntax = .keyword(.guard), _ unexpectedBetweenGuardKeywordAndConditions: UnexpectedNodesSyntax? = nil, conditions: ConditionElementListSyntax, _ unexpectedBetweenConditionsAndElseKeyword: UnexpectedNodesSyntax? = nil, elseKeyword: TokenSyntax = .keyword(.else), _ unexpectedBetweenElseKeywordAndBody: UnexpectedNodesSyntax? = nil, body: CodeBlockSyntax, _ unexpectedAfterBody: UnexpectedNodesSyntax? = nil, trailingTrivia: Trivia? = nil)
static let structure: SyntaxNodeStructure
let _syntaxNode: Syntax
var body: CodeBlockSyntax { get set }
var conditions: ConditionElementListSyntax { get set }
var elseKeyword: TokenSyntax { get set }
var guardKeyword: TokenSyntax { get set }
var unexpectedAfterBody: UnexpectedNodesSyntax? { get set }
var unexpectedBeforeGuardKeyword: UnexpectedNodesSyntax? { get set }
var unexpectedBetweenConditionsAndElseKeyword: UnexpectedNodesSyntax? { get set }
var unexpectedBetweenElseKeywordAndBody: UnexpectedNodesSyntax? { get set }
var unexpectedBetweenGuardKeywordAndConditions: UnexpectedNodesSyntax? { get set }
func addCondition(_ element: ConditionElementSyntax) -> GuardStmtSyntax
Adds the provided element
to the node’s conditions
collection.
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 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 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 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<WithCodeBlockSyntax, T>, _ newChild: T) -> WithCodeBlockSyntax
Without this function, the with
function defined on SyntaxProtocol
does not work on existentials of this protocol type.
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`(_ syntaxType: StmtSyntax.Type) -> StmtSyntax?
Attempts to upcast the current syntax node to its base node type (StmtSyntax
).
func cast(_ syntaxType: StmtSyntax.Type) -> StmtSyntax
Force-upcast the current syntax node to its base node type (StmtSyntax
).
func detach() -> Self
func `is`(_ syntaxType: StmtSyntax.Type) -> Bool
Checks if the current syntax node can be upcast to its base node type (StmtSyntax
).
import SwiftSyntaxBuilder
SwiftSyntaxBuilder is a tool for generating Swift code in a convenient way using result builders.
protocol HasTrailingCodeBlock : WithCodeBlockSyntax
init(leadingTrivia: Trivia? = nil, unexpectedBeforeGuardKeyword: UnexpectedNodesSyntax? = nil, guardKeyword: TokenSyntax = .keyword(.guard), unexpectedBetweenGuardKeywordAndConditions: UnexpectedNodesSyntax? = nil, conditions: ConditionElementListSyntax, unexpectedBetweenConditionsAndElseKeyword: UnexpectedNodesSyntax? = nil, elseKeyword: TokenSyntax = .keyword(.else), unexpectedBetweenElseKeywordAndBody: UnexpectedNodesSyntax? = nil, unexpectedAfterBody: UnexpectedNodesSyntax? = nil, @CodeBlockItemListBuilder bodyBuilder: () throws -> CodeBlockItemListSyntax, trailingTrivia: Trivia? = nil) rethrows
A convenience initializer that allows initializing syntax collections using result builders
init(_ header: SyntaxNodeString, @CodeBlockItemListBuilder bodyBuilder: () throws -> CodeBlockItemListSyntax) throws