Merge branch 'main' into ahoppen/basic-format-package

# Conflicts:
#	Code-Generation/Sources/SyntaxSupport/AttributeNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/AvailabilityNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/BuilderInitializableTypes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/Child.swift
#	Code-Generation/Sources/SyntaxSupport/Classification.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/CommonNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/DeclNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/ExprNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/ExpressibleAsConformances.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/GenericNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/Node.swift
#	Code-Generation/Sources/SyntaxSupport/NodeSerializationCodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/PatternNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/StmtNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/SyntaxBaseKinds.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/SyntaxNodes.swift
#	Code-Generation/Sources/SyntaxSupport/TokenSpec.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/Traits.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/Trivia.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/TypeNodes.swift.gyb
#	Code-Generation/Sources/SyntaxSupport/Utils.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/AttributeNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/AvailabilityNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/BuilderInitializableTypes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/Classification.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/CommonNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/DeclNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/ExprNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/ExpressibleAsConformances.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/GenericNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/NodeSerializationCodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/PatternNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/StmtNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/SyntaxBaseKinds.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/TokenSpec.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/Traits.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/Trivia.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_generated/TypeNodes.swift
#	Code-Generation/Sources/SyntaxSupport/gyb_helpers/BuilderInitializableTypes.py
#	Code-Generation/Sources/SyntaxSupport/gyb_helpers/ExpressibleAsConformances.py
#	Code-Generation/Sources/SyntaxSupport/gyb_helpers/__init__.py
#	Code-Generation/Sources/SyntaxSupport/gyb_helpers/utils.py
#	Code-Generation/Sources/Utils/String+Extensions.swift
#	Code-Generation/Sources/Utils/SyntaxBuildableChild.swift
#	Code-Generation/Sources/Utils/SyntaxBuildableNode.swift
#	Code-Generation/Sources/Utils/SyntaxBuildableType.swift
#	Code-Generation/Sources/generate-swiftbasicformat/FormatFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/AttributeNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/AvailabilityNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/BuilderInitializableTypes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Child.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Classification.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/CommonNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/DeclNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/ExprNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/ExpressibleAsConformances.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/GenericNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Node.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/NodeSerializationCodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/PatternNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/StmtNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/String+Extensions.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/SyntaxBaseKinds.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableChild.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableNode.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableType.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/SyntaxNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/BuildableBaseProtocolsFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/BuildableCollectionNodesFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/BuildableNodesFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/ExpressibleAsProtocolsFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/FormatFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Templates/TokenFile.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/TokenSpec.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Traits.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Trivia.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/TypeNodes.swift.gyb
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/Utils.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/AttributeNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/AvailabilityNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/BuilderInitializableTypes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/Classification.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/CommonNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/DeclNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/ExprNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/ExpressibleAsConformances.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/GenericNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/NodeSerializationCodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/PatternNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/StmtNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/SyntaxBaseKinds.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/TokenSpec.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/Traits.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/Trivia.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_generated/TypeNodes.swift
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_helpers/BuilderInitializableTypes.py
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_helpers/ExpressibleAsConformances.py
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_helpers/__init__.py
#	Code-Generation/Sources/generate-swiftsyntaxbuilder/gyb_helpers/utils.py
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/AttributeNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/AvailabilityNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/BuildableBaseProtocolsFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/BuildableCollectionNodesFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/BuildableNodesFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/BuilderInitializableTypes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Child.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Classification.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/CommonNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/DeclNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/ExprNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/ExpressibleAsConformances.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/ExpressibleAsProtocolsFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/GenericNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Node.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/NodeSerializationCodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/PatternNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/StmtNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/String+Extensions.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/SyntaxBaseKinds.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableChild.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableNode.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/SyntaxBuildableType.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/SyntaxNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/BuildableBaseProtocolsFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/BuildableCollectionNodesFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/BuildableNodesFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/ExpressibleAsProtocolsFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/FormatFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Templates/TokenFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/TokenFile.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/TokenSpec.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Traits.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Trivia.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/TypeNodes.swift.gyb
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/Utils.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/AttributeNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/AvailabilityNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/BuilderInitializableTypes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/Classification.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/CommonNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/DeclNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/ExprNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/ExpressibleAsConformances.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/GenericNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/NodeSerializationCodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/PatternNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/StmtNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/SyntaxBaseKinds.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/TokenSpec.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/Traits.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/Trivia.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_generated/TypeNodes.swift
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_helpers/BuilderInitializableTypes.py
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_helpers/ExpressibleAsConformances.py
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_helpers/__init__.py
#	CodeGeneration/Sources/generate-swiftsyntaxbuilder/gyb_helpers/utils.py
#	Sources/SwiftSyntaxBuilder/gyb_helpers/BuilderInitializableTypes.py
#	Sources/SwiftSyntaxBuilder/gyb_helpers/ExpressibleAsConformances.py
#	build-script.py

Author: ahoppen

Code-Generation/.gitignore renamed to CodeGeneration/.gitignore

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From AttributeNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let ATTRIBUTE_NODES: [Node] = [
+% for node in ATTRIBUTE_NODES:
+  ${make_swift_node(node)},
+
+% end
+]

Code-Generation/Package.swift renamed to CodeGeneration/Package.swift

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From AvailabilityNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let AVAILABILITY_NODES: [Node] = [
+% for node in AVAILABILITY_NODES:
+  ${make_swift_node(node)},
+
+% end
+]

Code-Generation/README.md renamed to CodeGeneration/README.md

@@ -0,0 +1,25 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import BUILDER_INITIALIZABLE_TYPES
+  # -*- mode: Swift -*-
+  # Ignore the following admonition; it applies to the resulting .swift file only
+}%
+//// Automatically Generated From BuilderInitializableTypes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let BUILDER_INITIALIZABLE_TYPES: [String: String?] = [
+% for type, resolved_type in BUILDER_INITIALIZABLE_TYPES.items():
+  "${type}": ${'"' + resolved_type + '"' if resolved_type is not None else 'nil'},
+% end
+]

Code-Generation/Sources/SyntaxSupport/AttributeNodes.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/AttributeNodes.swift.gyb

@@ -0,0 +1,121 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+/// A child of a node, that may be declared optional or a token with a
+/// restricted subset of acceptable kinds or texts.
+public class Child {
+  public let name: String
+  public let syntaxKind: String
+  public let description: String?
+  public let collectionElementName: String?
+  public let forceClassification: Bool
+  public let isIndented: Bool
+  public let requiresLeadingNewline: Bool
+  public let isOptional: Bool
+  public let textChoices: [String]
+  public let nodeChoices: [Child]
+  public let classification: SyntaxClassification?
+  /// A restricted set of token kinds that will be accepted for this child.
+  public let tokenChoices: [TokenSpec]
+  public let tokenCanContainArbitraryText: Bool
+
+  public var swiftName: String {
+    return lowercaseFirstWord(name: name)
+  }
+
+  public var swiftSyntaxKind: String {
+    return lowercaseFirstWord(name: syntaxKind)
+  }
+
+  public var typeName: String {
+    return kindToType(kind: syntaxKind)
+  }
+
+  /// If the child ends with "token" in the kind, it's considered a token node. Grab the existing reference to that token from the global list.
+  public var tokenKind: String? {
+    if syntaxKind.hasSuffix("Token") {
+      return syntaxKind
+    } else {
+      return nil
+    }
+  }
+
+  /// Returns `true` if this child has a token kind.
+  public var isToken: Bool {
+    return tokenKind != nil
+  }
+
+  public var token: TokenSpec? {
+    guard let tokenKind = tokenKind else { return nil }
+    return SYNTAX_TOKEN_MAP[tokenKind]
+  }
+
+  /// Returns the first choice from the `tokenChoices` if there are any, otherwise returns `nil`.
+  public var mainToken: TokenSpec? {
+    return tokenChoices.first
+  }
+
+  /// Whether this child has syntax kind `UnexpectedNodes`.
+  public var isUnexpectedNodes: Bool {
+    syntaxKind == "UnexpectedNodes"
+  }
+
+  /// If a classification is passed, it specifies the color identifiers in
+  /// that subtree should inherit for syntax coloring. Must be a member of
+  /// SyntaxClassification in SyntaxClassifier.h.gyb
+  /// If force_classification is also set to true, all child nodes (not only
+  /// identifiers) inherit the syntax classification.
+  init(name: String,
+       kind: String,
+       description: String? = nil,
+       isOptional: Bool = false,
+       tokenChoices: [String] = [],
+       textChoices: [String] = [],
+       nodeChoices: [Child] = [],
+       collectionElementName: String? = nil,
+       classification: String? = nil,
+       forceClassification: Bool = false,
+       isIndented: Bool = false,
+       requiresLeadingNewline: Bool = false) {
+    self.name = name
+    self.syntaxKind = kind
+    self.description = description
+    self.collectionElementName = collectionElementName
+    self.classification = classificationByName(classification)
+    self.forceClassification = forceClassification
+    self.isIndented = isIndented
+    self.requiresLeadingNewline = requiresLeadingNewline
+    self.isOptional = isOptional
+
+    self.tokenChoices = tokenChoices.compactMap { SYNTAX_TOKEN_MAP["\($0)Token"] }
+
+    // If mappedTokenChoices contains `nil`, the token can contain arbitrary text
+    self.tokenCanContainArbitraryText = self.tokenChoices.contains { $0.text == nil }
+    
+    // A list of valid text for tokens, if specified.
+    // This will force validation logic to check the text passed into the
+    // token against the choices.
+    self.textChoices = textChoices
+
+    // A list of valid choices for a child
+    self.nodeChoices = nodeChoices
+
+    // Check the choices are either empty or multiple
+    assert(nodeChoices.count != 1)
+
+    // Check node choices are well-formed
+    for choice in self.nodeChoices {
+      assert(!choice.isOptional, "node choice \(choice.name) cannot be optional")
+      assert(choice.nodeChoices.isEmpty, "node choice \(choice.name) cannot have further choices")
+    }
+  }
+}

Code-Generation/Sources/SyntaxSupport/AvailabilityNodes.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/AvailabilityNodes.swift.gyb

@@ -0,0 +1,50 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_syntax_support.Token import *
+  from gyb_syntax_support.kinds import lowercase_first_word
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From Classification.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+/// Represents a classification a token can receive for syntax highlighting.
+public class SyntaxClassification {
+  public let name: String
+  public let description: String
+
+  public var swiftName: String {
+    lowercaseFirstWord(name: name)
+  }
+
+  public init(name: String, description: String) {
+    self.name = name
+    self.description = description
+  }
+}
+
+public let SYNTAX_CLASSIFICATIONS: [SyntaxClassification] = [
+% for syntaxClassification in SYNTAX_CLASSIFICATIONS:
+  SyntaxClassification(name: "${syntaxClassification.name}", description: "${syntaxClassification.description.strip()}"),
+% end
+]
+
+func classificationByName(_ name: String?) -> SyntaxClassification? {
+  guard let name = name else { return nil }
+  for classification in SYNTAX_CLASSIFICATIONS where classification.name == name {
+    return classification
+  }
+
+  fatalError("Unknown syntax classification '\(name)'")
+}

Code-Generation/Sources/SyntaxSupport/BuilderInitializableTypes.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/BuilderInitializableTypes.swift.gyb

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From CommonNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let COMMON_NODES: [Node] = [
+% for node in COMMON_NODES:
+  ${make_swift_node(node)},
+
+% end
+]

Code-Generation/Sources/SyntaxSupport/Child.swift renamed to CodeGeneration/Sources/SyntaxSupport/Child.swift

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From DeclNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let DECL_NODES: [Node] = [
+% for node in DECL_NODES:
+  ${make_swift_node(node)},
+
+% end
+]

Code-Generation/Sources/SyntaxSupport/Classification.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/Classification.swift.gyb

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From ExprNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let EXPR_NODES: [Node] = [
+% for node in EXPR_NODES:
+  ${make_swift_node(node)},
+
+% end
+]

Code-Generation/Sources/SyntaxSupport/CommonNodes.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/CommonNodes.swift.gyb

@@ -0,0 +1,29 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import SYNTAX_BUILDABLE_EXPRESSIBLE_AS_CONFORMANCES
+  # -*- mode: Swift -*-
+  # Ignore the following admonition; it applies to the resulting .swift file only
+}%
+//// Automatically Generated From ExpressibleAsConformances.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let SYNTAX_BUILDABLE_EXPRESSIBLE_AS_CONFORMANCES: [String: [String]] = [
+% for buildable, conformances in SYNTAX_BUILDABLE_EXPRESSIBLE_AS_CONFORMANCES.items():
+  "${buildable}": [
+%   for conformance in conformances:
+    "${conformance}",
+%   end
+  ],
+% end
+]

Code-Generation/Sources/SyntaxSupport/DeclNodes.swift.gyb renamed to CodeGeneration/Sources/SyntaxSupport/DeclNodes.swift.gyb

@@ -0,0 +1,26 @@
+%{
+  from gyb_syntax_support import *
+  from gyb_helpers import make_swift_child, make_swift_node
+  # -*- mode: Swift -*-
+  # Ignore the following admonition it applies to the resulting .swift file only
+}%
+//// Automatically Generated From GenericNodes.swift.gyb.
+//// Do Not Edit Directly!
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See https://swift.org/LICENSE.txt for license information
+// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+public let GENERIC_NODES: [Node] = [
+% for node in GENERIC_NODES:
+  ${make_swift_node(node)},
+
+% end
+]