feat: init

src/ast.ts

@@ -0,0 +1,152 @@
+/**
+ * Token types for QuestLang
+ */
+export enum TokenType {
+  // Literals
+  IDENTIFIER = 'IDENTIFIER',
+  STRING = 'STRING',
+  NUMBER = 'NUMBER',
+  
+  // Keywords
+  QUEST = 'квест',
+  GOAL = 'цель',
+  GRAPH = 'граф',
+  NODES = 'узлы',
+  START = 'начало',
+  END = 'конец',
+  TYPE = 'тип',
+  DESCRIPTION = 'описание',
+  TRANSITIONS = 'переходы',
+  OPTIONS = 'варианты',
+  TITLE = 'название',
+  
+  // Node types
+  INITIAL = 'начальный',
+  ACTION = 'действие',
+  ENDING = 'концовка',
+  
+  // Symbols
+  SEMICOLON = ';',
+  COLON = ':',
+  COMMA = ',',
+  DOT = '.',
+  LEFT_BRACE = '{',
+  RIGHT_BRACE = '}',
+  LEFT_BRACKET = '[',
+  RIGHT_BRACKET = ']',
+  LEFT_PAREN = '(',
+  RIGHT_PAREN = ')',
+  
+  // Special
+  EOF = 'EOF',
+  NEWLINE = 'NEWLINE',
+  COMMENT = 'COMMENT',
+  WHITESPACE = 'WHITESPACE'
+}
+
+/**
+ * Represents a token in the source code
+ */
+export interface Token {
+  type: TokenType;
+  value: string;
+  line: number;
+  column: number;
+  start: number;
+  end: number;
+}
+
+/**
+ * Position in source code
+ */
+export interface Position {
+  line: number;
+  column: number;
+  offset: number;
+}
+
+/**
+ * Abstract Syntax Tree node types for QuestLang
+ */
+export interface ASTNode {
+  type: string;
+  line: number;
+  column: number;
+}
+
+/**
+ * Root node of the program
+ */
+export interface QuestProgram extends ASTNode {
+  type: 'QuestProgram';
+  name: string;
+  goal: string;
+  graph: GraphNode;
+}
+
+/**
+ * Graph definition
+ */
+export interface GraphNode extends ASTNode {
+  type: 'Graph';
+  nodes: Record<string, NodeDefinition>;
+  start: string;
+}
+
+/**
+ * Base node definition
+ */
+export interface NodeDefinition extends ASTNode {
+  nodeType: 'начальный' | 'действие' | 'концовка';
+  id: string;
+  description: string;
+}
+
+/**
+ * Initial node
+ */
+export interface InitialNode extends NodeDefinition {
+  nodeType: 'начальный';
+  transitions: string[];
+}
+
+/**
+ * Action node
+ */
+export interface ActionNode extends NodeDefinition {
+  nodeType: 'действие';
+  options: OptionChoice[];
+}
+
+/**
+ * Ending node
+ */
+export interface EndingNode extends NodeDefinition {
+  nodeType: 'концовка';
+  title: string;
+}
+
+/**
+ * Option choice in action nodes
+ */
+export interface OptionChoice extends ASTNode {
+  type: 'OptionChoice';
+  text: string;
+  target: string;
+}
+
+/**
+ * String literal
+ */
+export interface StringLiteral extends ASTNode {
+  type: 'StringLiteral';
+  value: string;
+}
+
+/**
+ * Identifier
+ */
+export interface Identifier extends ASTNode {
+  type: 'Identifier';
+  name: string;
+}