All files types.ts

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import * as ts from 'typescript';
 
// Union types
export enum UnionNames {
  AccessorDeclaration,
  AdditiveOperator,
  AdditiveOperatorOrHigher,
  ArrayBindingElement,
  ArrayBindingOrAssignmentPattern,
  AssertionExpression,
  AssignmentOperator,
  AssignmentOperatorOrHigher,
  AssignmentPattern,
  BinaryOperator,
  BindingName,
  BindingOrAssignmentElement,
  BindingOrAssignmentElementRestIndicator,
  BindingOrAssignmentElementTarget,
  BindingOrAssignmentPattern,
  BindingPattern,
  BitwiseOperator,
  BitwiseOperatorOrHigher,
  BlockLike,
  BooleanLiteral,
  BreakOrContinueStatement,
  CallLikeExpression,
  CaseOrDefaultClause,
  ClassLikeDeclaration,
  CommentKind,
  CompoundAssignmentOperator,
  ConciseBody,
  DeclarationName,
  DeclarationWithTypeParameters,
  DestructuringPattern,
  EntityName,
  EntityNameExpression,
  EntityNameOrEntityNameExpression,
  EqualityOperator,
  EqualityOperatorOrHigher,
  ExponentiationOperator,
  ForInitializer,
  ForInOrOfStatement,
  FunctionBody,
  FunctionLike,
  FunctionLikeDeclaration,
  FunctionOrConstructorTypeNode,
  HasJSDoc,
  ImportOrExportSpecifier,
  JSDocNamespaceBody,
  JSDocTypeReferencingNode,
  JsxAttributeLike,
  JsxChild,
  JsxOpeningLikeElement,
  KeywordTypeNode,
  LogicalOperator,
  LogicalOperatorOrHigher,
  Modifier,
  ModuleBody,
  ModuleName,
  ModuleReference,
  MultiplicativeOperator,
  MultiplicativeOperatorOrHigher,
  NamedImportBindings,
  NamedImportsOrExports,
  NamespaceBody,
  ObjectBindingOrAssignmentPattern,
  ObjectLiteralElementLike,
  PostfixUnaryOperator,
  PrefixUnaryOperator,
  PropertyName,
  RelationalOperator,
  RelationalOperatorOrHigher,
  ShiftOperator,
  ShiftOperatorOrHigher,
  SignatureDeclaration,
  TemplateLiteral,
  TypeReferenceType,
  UnionOrIntersectionTypeNode,
}
 
// Base types
export enum BaseNames {
  ClassElement,
  ClassLikeDeclarationBase,
  Declaration,
  DeclarationStatement,
  Expression,
  FunctionLikeDeclarationBase,
  IterationStatement,
  JSDocContainer,
  JSDocPropertyLikeTag,
  JSDocTag,
  JSDocType,
  LeftHandSideExpression,
  LiteralExpression,
  LiteralLikeNode,
  MemberExpression,
  NamedDeclaration,
  Node,
  ObjectLiteralElement,
  ObjectLiteralExpression,
  ObjectLiteralExpressionBase,
  PrimaryExpression,
  SignatureDeclarationBase,
  Statement,
  TypeElement,
  TypeNode,
  UnaryExpression,
  UpdateExpression,
}
 
// Ignored, because they have same value as others ...
export enum IgnoredKinds {
  FirstAssignment, //         = EqualsToken
  FirstBinaryOperator, //     = LessThanToken
  FirstCompoundAssignment, // = PlusEqualsToken
  FirstFutureReservedWord, // = ImplementsKeyword
  FirstJSDocNode, //          = JSDocTypeExpression
  FirstJSDocTagNode, //       = JSDocTag
  FirstKeyword, //            = BreakKeyword
  FirstLiteralToken, //       = NumericLiteral
  FirstNode, //               = QualifiedName
  FirstPunctuation, //        = OpenBraceToken
  FirstReservedWord, //       = BreakKeyword
  FirstTemplateToken, //      = NoSubstitutionTemplateLiteral
  FirstToken, //              = Unknown
  FirstTriviaToken, //        = SingleLineCommentTrivia
  FirstTypeNode, //           = TypePredicate
  LastAssignment, //          = CaretEqualsToken
  LastBinaryOperator, //      = CaretEqualsToken
  LastCompoundAssignment, //  = CaretEqualsToken
  LastFutureReservedWord, //  = YieldKeyword
  LastJSDocNode, //           = JSDocTypeLiteral
  LastJSDocTagNode, //        = JSDocTypeLiteral
  LastKeyword, //             = OfKeyword
  LastLiteralToken, //        = NoSubstitutionTemplateLiteral
  LastPunctuation, //         = CaretEqualsToken
  LastReservedWord, //        = WithKeyword
  LastTemplateToken, //       = TemplateTail
  LastToken, //               = OfKeyword
  LastTriviaToken, //         = ConflictMarkerTrivia
  LastTypeNode, //            = LiteralType
  JSDocTag, // ignored because presend in BaseNames
}
 
export const ignoredKindsMap: { [kind: string]: string } = {
  FirstAssignment: 'EqualsToken',
  FirstBinaryOperator: 'LessThanToken',
  FirstCompoundAssignment: 'PlusEqualsToken',
  FirstFutureReservedWord: 'ImplementsKeyword',
  FirstJSDocNode: 'JSDocTypeExpression',
  FirstJSDocTagNode: 'JSDocTag',
  FirstKeyword: 'BreakKeyword',
  FirstLiteralToken: 'NumericLiteral',
  FirstNode: 'QualifiedName',
  FirstPunctuation: 'OpenBraceToken',
  FirstReservedWord: 'BreakKeyword',
  FirstTemplateToken: 'NoSubstitutionTemplateLiteral',
  FirstToken: 'Unknown',
  FirstTriviaToken: 'SingleLineCommentTrivia',
  FirstTypeNode: 'TypePredicate',
  LastAssignment: 'CaretEqualsToken',
  LastBinaryOperator: 'CaretEqualsToken',
  LastCompoundAssignment: 'CaretEqualsToken',
  LastFutureReservedWord: 'YieldKeyword',
  LastJSDocNode: 'JSDocTypeLiteral',
  LastJSDocTagNode: 'JSDocTypeLiteral',
  LastKeyword: 'OfKeyword',
  LastLiteralToken: 'NoSubstitutionTemplateLiteral',
  LastPunctuation: 'CaretEqualsToken',
  LastReservedWord: 'WithKeyword',
  LastTemplateToken: 'TemplateTail',
  LastToken: 'OfKeyword',
  LastTriviaToken: 'ConflictMarkerTrivia',
  LastTypeNode: 'LiteralType',
};
 
// helper shenanigan (removes IgnoredKinds from ts.SyntaxKind)
type Diff<T extends string, U extends string> = ({ [P in T]: P } &
  { [P in U]: never } & { [x: string]: never })[T];
 
export type Kind = Diff<keyof typeof ts.SyntaxKind, keyof typeof IgnoredKinds>;
 
export type Union = keyof typeof UnionNames;
 
export type Base = keyof typeof BaseNames;
 
export type NodeOrNodes = ts.Node | ReadonlyArray<ts.Node> | undefined;
 
export type DefKind = Kind | Union | Base;
 
export interface Def {
  base: Base[];
  union?: Union[];
  getChildren?(node: ts.Node): NodeOrNodes[];
}
 
export type Kinds = { [P in Kind]: Def };
 
export type Bases = { [P in Base]: Def };
 
export type Unions = { [P in Union]: Def };
 
export type Defs = { [P in DefKind]: Def };
 
export type VisitorFunc<TNode extends ts.Node> = (
  node: TNode,
  kind: DefKind,
) => void | boolean;
 
export type Visitor = { [kind in DefKind]?: VisitorFunc<any> } & {
  Default: VisitorFunc<ts.Node>;
};