oxc-parser/src-js/generated/lazy/walk.js

Oxc Parser Node API

// Auto-generated code, DO NOT EDIT DIRECTLY!
// To edit this generated file you have to edit `tasks/ast_tools/src/generators/raw_transfer_lazy.rs`.

import {
  Program,
  IdentifierName,
  IdentifierReference,
  BindingIdentifier,
  LabelIdentifier,
  ThisExpression,
  ArrayExpression,
  Elision,
  ObjectExpression,
  ObjectProperty,
  TemplateLiteral,
  TaggedTemplateExpression,
  TemplateElement,
  ComputedMemberExpression,
  StaticMemberExpression,
  PrivateFieldExpression,
  CallExpression,
  NewExpression,
  MetaProperty,
  SpreadElement,
  UpdateExpression,
  UnaryExpression,
  BinaryExpression,
  PrivateInExpression,
  LogicalExpression,
  ConditionalExpression,
  AssignmentExpression,
  ArrayAssignmentTarget,
  ObjectAssignmentTarget,
  AssignmentTargetWithDefault,
  AssignmentTargetPropertyIdentifier,
  AssignmentTargetPropertyProperty,
  SequenceExpression,
  Super,
  AwaitExpression,
  ChainExpression,
  ParenthesizedExpression,
  Hashbang,
  BlockStatement,
  VariableDeclaration,
  VariableDeclarator,
  EmptyStatement,
  ExpressionStatement,
  IfStatement,
  DoWhileStatement,
  WhileStatement,
  ForStatement,
  ForInStatement,
  ForOfStatement,
  ContinueStatement,
  BreakStatement,
  ReturnStatement,
  WithStatement,
  SwitchStatement,
  SwitchCase,
  LabeledStatement,
  ThrowStatement,
  TryStatement,
  CatchClause,
  DebuggerStatement,
  AssignmentPattern,
  ObjectPattern,
  BindingProperty,
  ArrayPattern,
  Function,
  FormalParameters,
  FunctionBody,
  ArrowFunctionExpression,
  YieldExpression,
  Class,
  ClassBody,
  MethodDefinition,
  PropertyDefinition,
  PrivateIdentifier,
  StaticBlock,
  AccessorProperty,
  ImportExpression,
  ImportDeclaration,
  ImportSpecifier,
  ImportDefaultSpecifier,
  ImportNamespaceSpecifier,
  ImportAttribute,
  ExportNamedDeclaration,
  ExportDefaultDeclaration,
  ExportAllDeclaration,
  ExportSpecifier,
  V8IntrinsicExpression,
  BooleanLiteral,
  NullLiteral,
  NumericLiteral,
  StringLiteral,
  BigIntLiteral,
  RegExpLiteral,
  JSXElement,
  JSXOpeningElement,
  JSXClosingElement,
  JSXFragment,
  JSXOpeningFragment,
  JSXClosingFragment,
  JSXNamespacedName,
  JSXMemberExpression,
  JSXExpressionContainer,
  JSXEmptyExpression,
  JSXAttribute,
  JSXSpreadAttribute,
  JSXIdentifier,
  JSXSpreadChild,
  JSXText,
  TSEnumDeclaration,
  TSEnumBody,
  TSEnumMember,
  TSTypeAnnotation,
  TSLiteralType,
  TSConditionalType,
  TSUnionType,
  TSIntersectionType,
  TSParenthesizedType,
  TSTypeOperator,
  TSArrayType,
  TSIndexedAccessType,
  TSTupleType,
  TSNamedTupleMember,
  TSOptionalType,
  TSRestType,
  TSAnyKeyword,
  TSStringKeyword,
  TSBooleanKeyword,
  TSNumberKeyword,
  TSNeverKeyword,
  TSIntrinsicKeyword,
  TSUnknownKeyword,
  TSNullKeyword,
  TSUndefinedKeyword,
  TSVoidKeyword,
  TSSymbolKeyword,
  TSThisType,
  TSObjectKeyword,
  TSBigIntKeyword,
  TSTypeReference,
  TSQualifiedName,
  TSTypeParameterInstantiation,
  TSTypeParameter,
  TSTypeParameterDeclaration,
  TSTypeAliasDeclaration,
  TSClassImplements,
  TSInterfaceDeclaration,
  TSInterfaceBody,
  TSPropertySignature,
  TSIndexSignature,
  TSCallSignatureDeclaration,
  TSMethodSignature,
  TSConstructSignatureDeclaration,
  TSIndexSignatureName,
  TSInterfaceHeritage,
  TSTypePredicate,
  TSModuleDeclaration,
  TSGlobalDeclaration,
  TSModuleBlock,
  TSTypeLiteral,
  TSInferType,
  TSTypeQuery,
  TSImportType,
  TSImportTypeQualifiedName,
  TSFunctionType,
  TSConstructorType,
  TSMappedType,
  TSTemplateLiteralType,
  TSAsExpression,
  TSSatisfiesExpression,
  TSTypeAssertion,
  TSImportEqualsDeclaration,
  TSExternalModuleReference,
  TSNonNullExpression,
  Decorator,
  TSExportAssignment,
  TSNamespaceExportDeclaration,
  TSInstantiationExpression,
  JSDocNullableType,
  JSDocNonNullableType,
  JSDocUnknownType,
} from "./constructors.js";

export { walkProgram };

function walkProgram(pos, ast, visitors) {
  const enterExit = visitors[38];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new Program(pos, ast);
    if (enter !== null) enter(node);
  }

  walkOptionHashbang(pos + 56, ast, visitors);
  walkVecStatement(pos + 112, ast, visitors);

  if (exit !== null) exit(node);
}

function walkExpression(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBooleanLiteral(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxNullLiteral(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxNumericLiteral(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxBigIntLiteral(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxRegExpLiteral(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxStringLiteral(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxTemplateLiteral(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxMetaProperty(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxSuper(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxArrayExpression(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxArrowFunctionExpression(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxAssignmentExpression(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxAwaitExpression(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxBinaryExpression(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxChainExpression(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 18:
      walkBoxConditionalExpression(pos + 8, ast, visitors);
      return;
    case 19:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 20:
      walkBoxImportExpression(pos + 8, ast, visitors);
      return;
    case 21:
      walkBoxLogicalExpression(pos + 8, ast, visitors);
      return;
    case 22:
      walkBoxNewExpression(pos + 8, ast, visitors);
      return;
    case 23:
      walkBoxObjectExpression(pos + 8, ast, visitors);
      return;
    case 24:
      walkBoxParenthesizedExpression(pos + 8, ast, visitors);
      return;
    case 25:
      walkBoxSequenceExpression(pos + 8, ast, visitors);
      return;
    case 26:
      walkBoxTaggedTemplateExpression(pos + 8, ast, visitors);
      return;
    case 27:
      walkBoxThisExpression(pos + 8, ast, visitors);
      return;
    case 28:
      walkBoxUnaryExpression(pos + 8, ast, visitors);
      return;
    case 29:
      walkBoxUpdateExpression(pos + 8, ast, visitors);
      return;
    case 30:
      walkBoxYieldExpression(pos + 8, ast, visitors);
      return;
    case 31:
      walkBoxPrivateInExpression(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxJSXElement(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxJSXFragment(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSInstantiationExpression(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxV8IntrinsicExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for Expression`);
  }
}

function walkIdentifierName(pos, ast, visitors) {
  const visit = visitors[0];
  if (visit !== null) visit(new IdentifierName(pos, ast));
}

function walkIdentifierReference(pos, ast, visitors) {
  const visit = visitors[1];
  if (visit !== null) visit(new IdentifierReference(pos, ast));
}

function walkBindingIdentifier(pos, ast, visitors) {
  const visit = visitors[2];
  if (visit !== null) visit(new BindingIdentifier(pos, ast));
}

function walkLabelIdentifier(pos, ast, visitors) {
  const visit = visitors[3];
  if (visit !== null) visit(new LabelIdentifier(pos, ast));
}

function walkThisExpression(pos, ast, visitors) {
  const visit = visitors[4];
  if (visit !== null) visit(new ThisExpression(pos, ast));
}

function walkArrayExpression(pos, ast, visitors) {
  const enterExit = visitors[39];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ArrayExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecArrayExpressionElement(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkArrayExpressionElement(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBooleanLiteral(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxNullLiteral(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxNumericLiteral(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxBigIntLiteral(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxRegExpLiteral(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxStringLiteral(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxTemplateLiteral(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxMetaProperty(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxSuper(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxArrayExpression(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxArrowFunctionExpression(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxAssignmentExpression(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxAwaitExpression(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxBinaryExpression(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxChainExpression(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 18:
      walkBoxConditionalExpression(pos + 8, ast, visitors);
      return;
    case 19:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 20:
      walkBoxImportExpression(pos + 8, ast, visitors);
      return;
    case 21:
      walkBoxLogicalExpression(pos + 8, ast, visitors);
      return;
    case 22:
      walkBoxNewExpression(pos + 8, ast, visitors);
      return;
    case 23:
      walkBoxObjectExpression(pos + 8, ast, visitors);
      return;
    case 24:
      walkBoxParenthesizedExpression(pos + 8, ast, visitors);
      return;
    case 25:
      walkBoxSequenceExpression(pos + 8, ast, visitors);
      return;
    case 26:
      walkBoxTaggedTemplateExpression(pos + 8, ast, visitors);
      return;
    case 27:
      walkBoxThisExpression(pos + 8, ast, visitors);
      return;
    case 28:
      walkBoxUnaryExpression(pos + 8, ast, visitors);
      return;
    case 29:
      walkBoxUpdateExpression(pos + 8, ast, visitors);
      return;
    case 30:
      walkBoxYieldExpression(pos + 8, ast, visitors);
      return;
    case 31:
      walkBoxPrivateInExpression(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxJSXElement(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxJSXFragment(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSInstantiationExpression(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxV8IntrinsicExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    case 64:
      walkBoxSpreadElement(pos + 8, ast, visitors);
      return;
    case 65:
      walkBoxElision(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for ArrayExpressionElement`);
  }
}

function walkElision(pos, ast, visitors) {
  const visit = visitors[5];
  if (visit !== null) visit(new Elision(pos, ast));
}

function walkObjectExpression(pos, ast, visitors) {
  const enterExit = visitors[40];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ObjectExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecObjectPropertyKind(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkObjectPropertyKind(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxObjectProperty(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxSpreadElement(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for ObjectPropertyKind`);
  }
}

function walkObjectProperty(pos, ast, visitors) {
  const enterExit = visitors[41];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ObjectProperty(pos, ast);
    if (enter !== null) enter(node);
  }

  walkPropertyKey(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkPropertyKey(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBooleanLiteral(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxNullLiteral(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxNumericLiteral(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxBigIntLiteral(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxRegExpLiteral(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxStringLiteral(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxTemplateLiteral(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxMetaProperty(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxSuper(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxArrayExpression(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxArrowFunctionExpression(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxAssignmentExpression(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxAwaitExpression(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxBinaryExpression(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxChainExpression(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 18:
      walkBoxConditionalExpression(pos + 8, ast, visitors);
      return;
    case 19:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 20:
      walkBoxImportExpression(pos + 8, ast, visitors);
      return;
    case 21:
      walkBoxLogicalExpression(pos + 8, ast, visitors);
      return;
    case 22:
      walkBoxNewExpression(pos + 8, ast, visitors);
      return;
    case 23:
      walkBoxObjectExpression(pos + 8, ast, visitors);
      return;
    case 24:
      walkBoxParenthesizedExpression(pos + 8, ast, visitors);
      return;
    case 25:
      walkBoxSequenceExpression(pos + 8, ast, visitors);
      return;
    case 26:
      walkBoxTaggedTemplateExpression(pos + 8, ast, visitors);
      return;
    case 27:
      walkBoxThisExpression(pos + 8, ast, visitors);
      return;
    case 28:
      walkBoxUnaryExpression(pos + 8, ast, visitors);
      return;
    case 29:
      walkBoxUpdateExpression(pos + 8, ast, visitors);
      return;
    case 30:
      walkBoxYieldExpression(pos + 8, ast, visitors);
      return;
    case 31:
      walkBoxPrivateInExpression(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxJSXElement(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxJSXFragment(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSInstantiationExpression(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxV8IntrinsicExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    case 64:
      walkBoxIdentifierName(pos + 8, ast, visitors);
      return;
    case 65:
      walkBoxPrivateIdentifier(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for PropertyKey`);
  }
}

function walkTemplateLiteral(pos, ast, visitors) {
  const enterExit = visitors[42];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new TemplateLiteral(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecTemplateElement(pos + 16, ast, visitors);
  walkVecExpression(pos + 40, ast, visitors);

  if (exit !== null) exit(node);
}

function walkTaggedTemplateExpression(pos, ast, visitors) {
  const enterExit = visitors[43];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new TaggedTemplateExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkOptionBoxTSTypeParameterInstantiation(pos + 32, ast, visitors);
  walkTemplateLiteral(pos + 40, ast, visitors);

  if (exit !== null) exit(node);
}

function walkTemplateElement(pos, ast, visitors) {
  const visit = visitors[6];
  if (visit !== null) visit(new TemplateElement(pos, ast));
}

function walkComputedMemberExpression(pos, ast, visitors) {
  const enterExit = visitors[44];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ComputedMemberExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkStaticMemberExpression(pos, ast, visitors) {
  const enterExit = visitors[45];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new StaticMemberExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkIdentifierName(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkPrivateFieldExpression(pos, ast, visitors) {
  const enterExit = visitors[46];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new PrivateFieldExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkPrivateIdentifier(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkCallExpression(pos, ast, visitors) {
  const enterExit = visitors[47];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new CallExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkOptionBoxTSTypeParameterInstantiation(pos + 32, ast, visitors);
  walkVecArgument(pos + 40, ast, visitors);

  if (exit !== null) exit(node);
}

function walkNewExpression(pos, ast, visitors) {
  const enterExit = visitors[48];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new NewExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkOptionBoxTSTypeParameterInstantiation(pos + 32, ast, visitors);
  walkVecArgument(pos + 40, ast, visitors);

  if (exit !== null) exit(node);
}

function walkMetaProperty(pos, ast, visitors) {
  const enterExit = visitors[49];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new MetaProperty(pos, ast);
    if (enter !== null) enter(node);
  }

  walkIdentifierName(pos + 16, ast, visitors);
  walkIdentifierName(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkSpreadElement(pos, ast, visitors) {
  const enterExit = visitors[50];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new SpreadElement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkArgument(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBooleanLiteral(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxNullLiteral(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxNumericLiteral(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxBigIntLiteral(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxRegExpLiteral(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxStringLiteral(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxTemplateLiteral(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxMetaProperty(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxSuper(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxArrayExpression(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxArrowFunctionExpression(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxAssignmentExpression(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxAwaitExpression(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxBinaryExpression(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxChainExpression(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 18:
      walkBoxConditionalExpression(pos + 8, ast, visitors);
      return;
    case 19:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 20:
      walkBoxImportExpression(pos + 8, ast, visitors);
      return;
    case 21:
      walkBoxLogicalExpression(pos + 8, ast, visitors);
      return;
    case 22:
      walkBoxNewExpression(pos + 8, ast, visitors);
      return;
    case 23:
      walkBoxObjectExpression(pos + 8, ast, visitors);
      return;
    case 24:
      walkBoxParenthesizedExpression(pos + 8, ast, visitors);
      return;
    case 25:
      walkBoxSequenceExpression(pos + 8, ast, visitors);
      return;
    case 26:
      walkBoxTaggedTemplateExpression(pos + 8, ast, visitors);
      return;
    case 27:
      walkBoxThisExpression(pos + 8, ast, visitors);
      return;
    case 28:
      walkBoxUnaryExpression(pos + 8, ast, visitors);
      return;
    case 29:
      walkBoxUpdateExpression(pos + 8, ast, visitors);
      return;
    case 30:
      walkBoxYieldExpression(pos + 8, ast, visitors);
      return;
    case 31:
      walkBoxPrivateInExpression(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxJSXElement(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxJSXFragment(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSInstantiationExpression(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxV8IntrinsicExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    case 64:
      walkBoxSpreadElement(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for Argument`);
  }
}

function walkUpdateExpression(pos, ast, visitors) {
  const enterExit = visitors[51];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new UpdateExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkSimpleAssignmentTarget(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkUnaryExpression(pos, ast, visitors) {
  const enterExit = visitors[52];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new UnaryExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkBinaryExpression(pos, ast, visitors) {
  const enterExit = visitors[53];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new BinaryExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkPrivateInExpression(pos, ast, visitors) {
  const enterExit = visitors[54];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new PrivateInExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkPrivateIdentifier(pos + 16, ast, visitors);
  walkExpression(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkLogicalExpression(pos, ast, visitors) {
  const enterExit = visitors[55];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new LogicalExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkConditionalExpression(pos, ast, visitors) {
  const enterExit = visitors[56];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ConditionalExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);
  walkExpression(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkAssignmentExpression(pos, ast, visitors) {
  const enterExit = visitors[57];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new AssignmentExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkAssignmentTarget(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkAssignmentTarget(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxArrayAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxObjectAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for AssignmentTarget`);
  }
}

function walkSimpleAssignmentTarget(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for SimpleAssignmentTarget`);
  }
}

function walkArrayAssignmentTarget(pos, ast, visitors) {
  const enterExit = visitors[58];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ArrayAssignmentTarget(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecOptionAssignmentTargetMaybeDefault(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkObjectAssignmentTarget(pos, ast, visitors) {
  const enterExit = visitors[59];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ObjectAssignmentTarget(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecAssignmentTargetProperty(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkAssignmentTargetMaybeDefault(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxArrayAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxObjectAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxAssignmentTargetWithDefault(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(
        `Unexpected discriminant ${ast.buffer[pos]} for AssignmentTargetMaybeDefault`,
      );
  }
}

function walkAssignmentTargetWithDefault(pos, ast, visitors) {
  const enterExit = visitors[60];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new AssignmentTargetWithDefault(pos, ast);
    if (enter !== null) enter(node);
  }

  walkAssignmentTarget(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkAssignmentTargetProperty(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxAssignmentTargetPropertyIdentifier(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxAssignmentTargetPropertyProperty(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for AssignmentTargetProperty`);
  }
}

function walkAssignmentTargetPropertyIdentifier(pos, ast, visitors) {
  const enterExit = visitors[61];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new AssignmentTargetPropertyIdentifier(pos, ast);
    if (enter !== null) enter(node);
  }

  walkIdentifierReference(pos + 16, ast, visitors);
  walkOptionExpression(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkAssignmentTargetPropertyProperty(pos, ast, visitors) {
  const enterExit = visitors[62];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new AssignmentTargetPropertyProperty(pos, ast);
    if (enter !== null) enter(node);
  }

  walkPropertyKey(pos + 16, ast, visitors);
  walkAssignmentTargetMaybeDefault(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkSequenceExpression(pos, ast, visitors) {
  const enterExit = visitors[63];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new SequenceExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkSuper(pos, ast, visitors) {
  const visit = visitors[7];
  if (visit !== null) visit(new Super(pos, ast));
}

function walkAwaitExpression(pos, ast, visitors) {
  const enterExit = visitors[64];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new AwaitExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkChainExpression(pos, ast, visitors) {
  const enterExit = visitors[65];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ChainExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkChainElement(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkChainElement(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for ChainElement`);
  }
}

function walkParenthesizedExpression(pos, ast, visitors) {
  const enterExit = visitors[66];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ParenthesizedExpression(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkStatement(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBlockStatement(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxBreakStatement(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxContinueStatement(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxDebuggerStatement(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxDoWhileStatement(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxEmptyStatement(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxExpressionStatement(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxForInStatement(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxForOfStatement(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxForStatement(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxIfStatement(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxLabeledStatement(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxReturnStatement(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxSwitchStatement(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxThrowStatement(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxTryStatement(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxWhileStatement(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxWithStatement(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxVariableDeclaration(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSTypeAliasDeclaration(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSInterfaceDeclaration(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSEnumDeclaration(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSModuleDeclaration(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxTSGlobalDeclaration(pos + 8, ast, visitors);
      return;
    case 40:
      walkBoxTSImportEqualsDeclaration(pos + 8, ast, visitors);
      return;
    case 64:
      walkBoxImportDeclaration(pos + 8, ast, visitors);
      return;
    case 65:
      walkBoxExportAllDeclaration(pos + 8, ast, visitors);
      return;
    case 66:
      walkBoxExportDefaultDeclaration(pos + 8, ast, visitors);
      return;
    case 67:
      walkBoxExportNamedDeclaration(pos + 8, ast, visitors);
      return;
    case 68:
      walkBoxTSExportAssignment(pos + 8, ast, visitors);
      return;
    case 69:
      walkBoxTSNamespaceExportDeclaration(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for Statement`);
  }
}

function walkHashbang(pos, ast, visitors) {
  const visit = visitors[8];
  if (visit !== null) visit(new Hashbang(pos, ast));
}

function walkBlockStatement(pos, ast, visitors) {
  const enterExit = visitors[67];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new BlockStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecStatement(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkDeclaration(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 32:
      walkBoxVariableDeclaration(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSTypeAliasDeclaration(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSInterfaceDeclaration(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSEnumDeclaration(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSModuleDeclaration(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxTSGlobalDeclaration(pos + 8, ast, visitors);
      return;
    case 40:
      walkBoxTSImportEqualsDeclaration(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for Declaration`);
  }
}

function walkVariableDeclaration(pos, ast, visitors) {
  const enterExit = visitors[68];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new VariableDeclaration(pos, ast);
    if (enter !== null) enter(node);
  }

  walkVecVariableDeclarator(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkVariableDeclarator(pos, ast, visitors) {
  const enterExit = visitors[69];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new VariableDeclarator(pos, ast);
    if (enter !== null) enter(node);
  }

  walkBindingPattern(pos + 16, ast, visitors);
  walkOptionExpression(pos + 40, ast, visitors);

  if (exit !== null) exit(node);
}

function walkEmptyStatement(pos, ast, visitors) {
  const visit = visitors[9];
  if (visit !== null) visit(new EmptyStatement(pos, ast));
}

function walkExpressionStatement(pos, ast, visitors) {
  const enterExit = visitors[70];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ExpressionStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkIfStatement(pos, ast, visitors) {
  const enterExit = visitors[71];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new IfStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkStatement(pos + 32, ast, visitors);
  walkOptionStatement(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkDoWhileStatement(pos, ast, visitors) {
  const enterExit = visitors[72];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new DoWhileStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkStatement(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkWhileStatement(pos, ast, visitors) {
  const enterExit = visitors[73];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new WhileStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkExpression(pos + 16, ast, visitors);
  walkStatement(pos + 32, ast, visitors);

  if (exit !== null) exit(node);
}

function walkForStatement(pos, ast, visitors) {
  const enterExit = visitors[74];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ForStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkOptionForStatementInit(pos + 16, ast, visitors);
  walkOptionExpression(pos + 32, ast, visitors);
  walkOptionExpression(pos + 48, ast, visitors);
  walkStatement(pos + 64, ast, visitors);

  if (exit !== null) exit(node);
}

function walkForStatementInit(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxBooleanLiteral(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxNullLiteral(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxNumericLiteral(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxBigIntLiteral(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxRegExpLiteral(pos + 8, ast, visitors);
      return;
    case 5:
      walkBoxStringLiteral(pos + 8, ast, visitors);
      return;
    case 6:
      walkBoxTemplateLiteral(pos + 8, ast, visitors);
      return;
    case 7:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxMetaProperty(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxSuper(pos + 8, ast, visitors);
      return;
    case 10:
      walkBoxArrayExpression(pos + 8, ast, visitors);
      return;
    case 11:
      walkBoxArrowFunctionExpression(pos + 8, ast, visitors);
      return;
    case 12:
      walkBoxAssignmentExpression(pos + 8, ast, visitors);
      return;
    case 13:
      walkBoxAwaitExpression(pos + 8, ast, visitors);
      return;
    case 14:
      walkBoxBinaryExpression(pos + 8, ast, visitors);
      return;
    case 15:
      walkBoxCallExpression(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxChainExpression(pos + 8, ast, visitors);
      return;
    case 17:
      walkBoxClass(pos + 8, ast, visitors);
      return;
    case 18:
      walkBoxConditionalExpression(pos + 8, ast, visitors);
      return;
    case 19:
      walkBoxFunction(pos + 8, ast, visitors);
      return;
    case 20:
      walkBoxImportExpression(pos + 8, ast, visitors);
      return;
    case 21:
      walkBoxLogicalExpression(pos + 8, ast, visitors);
      return;
    case 22:
      walkBoxNewExpression(pos + 8, ast, visitors);
      return;
    case 23:
      walkBoxObjectExpression(pos + 8, ast, visitors);
      return;
    case 24:
      walkBoxParenthesizedExpression(pos + 8, ast, visitors);
      return;
    case 25:
      walkBoxSequenceExpression(pos + 8, ast, visitors);
      return;
    case 26:
      walkBoxTaggedTemplateExpression(pos + 8, ast, visitors);
      return;
    case 27:
      walkBoxThisExpression(pos + 8, ast, visitors);
      return;
    case 28:
      walkBoxUnaryExpression(pos + 8, ast, visitors);
      return;
    case 29:
      walkBoxUpdateExpression(pos + 8, ast, visitors);
      return;
    case 30:
      walkBoxYieldExpression(pos + 8, ast, visitors);
      return;
    case 31:
      walkBoxPrivateInExpression(pos + 8, ast, visitors);
      return;
    case 32:
      walkBoxJSXElement(pos + 8, ast, visitors);
      return;
    case 33:
      walkBoxJSXFragment(pos + 8, ast, visitors);
      return;
    case 34:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 35:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 36:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 37:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 38:
      walkBoxTSInstantiationExpression(pos + 8, ast, visitors);
      return;
    case 39:
      walkBoxV8IntrinsicExpression(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    case 64:
      walkBoxVariableDeclaration(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for ForStatementInit`);
  }
}

function walkForInStatement(pos, ast, visitors) {
  const enterExit = visitors[75];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ForInStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkForStatementLeft(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);
  walkStatement(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkForStatementLeft(pos, ast, visitors) {
  switch (ast.buffer[pos]) {
    case 0:
      walkBoxIdentifierReference(pos + 8, ast, visitors);
      return;
    case 1:
      walkBoxTSAsExpression(pos + 8, ast, visitors);
      return;
    case 2:
      walkBoxTSSatisfiesExpression(pos + 8, ast, visitors);
      return;
    case 3:
      walkBoxTSNonNullExpression(pos + 8, ast, visitors);
      return;
    case 4:
      walkBoxTSTypeAssertion(pos + 8, ast, visitors);
      return;
    case 8:
      walkBoxArrayAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 9:
      walkBoxObjectAssignmentTarget(pos + 8, ast, visitors);
      return;
    case 16:
      walkBoxVariableDeclaration(pos + 8, ast, visitors);
      return;
    case 48:
      walkBoxComputedMemberExpression(pos + 8, ast, visitors);
      return;
    case 49:
      walkBoxStaticMemberExpression(pos + 8, ast, visitors);
      return;
    case 50:
      walkBoxPrivateFieldExpression(pos + 8, ast, visitors);
      return;
    default:
      throw new Error(`Unexpected discriminant ${ast.buffer[pos]} for ForStatementLeft`);
  }
}

function walkForOfStatement(pos, ast, visitors) {
  const enterExit = visitors[76];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ForOfStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkForStatementLeft(pos + 16, ast, visitors);
  walkExpression(pos + 32, ast, visitors);
  walkStatement(pos + 48, ast, visitors);

  if (exit !== null) exit(node);
}

function walkContinueStatement(pos, ast, visitors) {
  const enterExit = visitors[77];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new ContinueStatement(pos, ast);
    if (enter !== null) enter(node);
  }

  walkOptionLabelIdentifier(pos + 16, ast, visitors);

  if (exit !== null) exit(node);
}

function walkBreakStatement(pos, ast, visitors) {
  const enterExit = visitors[78];
  let node,
    enter,
    exit = null;
  if (enterExit !== null) {
    ({ enter, exit } = enterExit);
    node = new BreakStatement(pos, ast);