 85bf1341f3
			
		
	
	85bf1341f3
	
	
	
		
			
			Frontend Enhancements: - Complete React TypeScript frontend with modern UI components - Distributed workflows management interface with real-time updates - Socket.IO integration for live agent status monitoring - Agent management dashboard with cluster visualization - Project management interface with metrics and task tracking - Responsive design with proper error handling and loading states Backend Infrastructure: - Distributed coordinator for multi-agent workflow orchestration - Cluster management API with comprehensive agent operations - Enhanced database models for agents and projects - Project service for filesystem-based project discovery - Performance monitoring and metrics collection - Comprehensive API documentation and error handling Documentation: - Complete distributed development guide (README_DISTRIBUTED.md) - Comprehensive development report with architecture insights - System configuration templates and deployment guides The platform now provides a complete web interface for managing the distributed AI cluster with real-time monitoring, workflow orchestration, and agent coordination capabilities. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
		
			
				
	
	
		
			884 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			884 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| 'use strict';
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| 
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| Object.defineProperty(exports, '__esModule', { value: true });
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| 
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| var acorn = require('acorn');
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| var jsx = require('acorn-jsx');
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| var visitorKeys = require('eslint-visitor-keys');
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| 
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| function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
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| 
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| function _interopNamespace(e) {
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|     if (e && e.__esModule) return e;
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|     var n = Object.create(null);
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|     if (e) {
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|         Object.keys(e).forEach(function (k) {
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|             if (k !== 'default') {
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|                 var d = Object.getOwnPropertyDescriptor(e, k);
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|                 Object.defineProperty(n, k, d.get ? d : {
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|                     enumerable: true,
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|                     get: function () { return e[k]; }
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|                 });
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|             }
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|         });
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|     }
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|     n["default"] = e;
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|     return Object.freeze(n);
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| }
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| 
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| var acorn__namespace = /*#__PURE__*/_interopNamespace(acorn);
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| var jsx__default = /*#__PURE__*/_interopDefaultLegacy(jsx);
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| var visitorKeys__namespace = /*#__PURE__*/_interopNamespace(visitorKeys);
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| 
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| /**
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|  * @fileoverview Translates tokens between Acorn format and Esprima format.
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|  * @author Nicholas C. Zakas
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|  */
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| 
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| //------------------------------------------------------------------------------
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| // Requirements
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| //------------------------------------------------------------------------------
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| 
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| // none!
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| 
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| //------------------------------------------------------------------------------
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| // Private
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| //------------------------------------------------------------------------------
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| 
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| 
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| // Esprima Token Types
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| const Token = {
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|     Boolean: "Boolean",
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|     EOF: "<end>",
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|     Identifier: "Identifier",
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|     PrivateIdentifier: "PrivateIdentifier",
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|     Keyword: "Keyword",
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|     Null: "Null",
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|     Numeric: "Numeric",
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|     Punctuator: "Punctuator",
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|     String: "String",
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|     RegularExpression: "RegularExpression",
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|     Template: "Template",
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|     JSXIdentifier: "JSXIdentifier",
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|     JSXText: "JSXText"
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| };
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| 
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| /**
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|  * Converts part of a template into an Esprima token.
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|  * @param {AcornToken[]} tokens The Acorn tokens representing the template.
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|  * @param {string} code The source code.
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|  * @returns {EsprimaToken} The Esprima equivalent of the template token.
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|  * @private
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|  */
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| function convertTemplatePart(tokens, code) {
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|     const firstToken = tokens[0],
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|         lastTemplateToken = tokens[tokens.length - 1];
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| 
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|     const token = {
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|         type: Token.Template,
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|         value: code.slice(firstToken.start, lastTemplateToken.end)
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|     };
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| 
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|     if (firstToken.loc) {
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|         token.loc = {
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|             start: firstToken.loc.start,
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|             end: lastTemplateToken.loc.end
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|         };
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|     }
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| 
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|     if (firstToken.range) {
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|         token.start = firstToken.range[0];
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|         token.end = lastTemplateToken.range[1];
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|         token.range = [token.start, token.end];
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|     }
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| 
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|     return token;
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| }
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| 
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| /**
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|  * Contains logic to translate Acorn tokens into Esprima tokens.
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|  * @param {Object} acornTokTypes The Acorn token types.
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|  * @param {string} code The source code Acorn is parsing. This is necessary
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|  *      to correct the "value" property of some tokens.
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|  * @constructor
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|  */
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| function TokenTranslator(acornTokTypes, code) {
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| 
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|     // token types
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|     this._acornTokTypes = acornTokTypes;
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| 
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|     // token buffer for templates
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|     this._tokens = [];
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| 
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|     // track the last curly brace
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|     this._curlyBrace = null;
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| 
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|     // the source code
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|     this._code = code;
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| 
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| }
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| 
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| TokenTranslator.prototype = {
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|     constructor: TokenTranslator,
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| 
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|     /**
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|      * Translates a single Esprima token to a single Acorn token. This may be
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|      * inaccurate due to how templates are handled differently in Esprima and
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|      * Acorn, but should be accurate for all other tokens.
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|      * @param {AcornToken} token The Acorn token to translate.
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|      * @param {Object} extra Espree extra object.
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|      * @returns {EsprimaToken} The Esprima version of the token.
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|      */
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|     translate(token, extra) {
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| 
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|         const type = token.type,
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|             tt = this._acornTokTypes;
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| 
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|         if (type === tt.name) {
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|             token.type = Token.Identifier;
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| 
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|             // TODO: See if this is an Acorn bug
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|             if (token.value === "static") {
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|                 token.type = Token.Keyword;
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|             }
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| 
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|             if (extra.ecmaVersion > 5 && (token.value === "yield" || token.value === "let")) {
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|                 token.type = Token.Keyword;
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|             }
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| 
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|         } else if (type === tt.privateId) {
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|             token.type = Token.PrivateIdentifier;
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| 
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|         } else if (type === tt.semi || type === tt.comma ||
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|                  type === tt.parenL || type === tt.parenR ||
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|                  type === tt.braceL || type === tt.braceR ||
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|                  type === tt.dot || type === tt.bracketL ||
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|                  type === tt.colon || type === tt.question ||
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|                  type === tt.bracketR || type === tt.ellipsis ||
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|                  type === tt.arrow || type === tt.jsxTagStart ||
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|                  type === tt.incDec || type === tt.starstar ||
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|                  type === tt.jsxTagEnd || type === tt.prefix ||
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|                  type === tt.questionDot ||
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|                  (type.binop && !type.keyword) ||
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|                  type.isAssign) {
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| 
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|             token.type = Token.Punctuator;
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|             token.value = this._code.slice(token.start, token.end);
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|         } else if (type === tt.jsxName) {
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|             token.type = Token.JSXIdentifier;
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|         } else if (type.label === "jsxText" || type === tt.jsxAttrValueToken) {
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|             token.type = Token.JSXText;
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|         } else if (type.keyword) {
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|             if (type.keyword === "true" || type.keyword === "false") {
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|                 token.type = Token.Boolean;
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|             } else if (type.keyword === "null") {
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|                 token.type = Token.Null;
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|             } else {
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|                 token.type = Token.Keyword;
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|             }
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|         } else if (type === tt.num) {
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|             token.type = Token.Numeric;
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|             token.value = this._code.slice(token.start, token.end);
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|         } else if (type === tt.string) {
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| 
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|             if (extra.jsxAttrValueToken) {
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|                 extra.jsxAttrValueToken = false;
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|                 token.type = Token.JSXText;
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|             } else {
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|                 token.type = Token.String;
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|             }
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| 
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|             token.value = this._code.slice(token.start, token.end);
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|         } else if (type === tt.regexp) {
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|             token.type = Token.RegularExpression;
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|             const value = token.value;
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| 
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|             token.regex = {
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|                 flags: value.flags,
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|                 pattern: value.pattern
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|             };
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|             token.value = `/${value.pattern}/${value.flags}`;
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|         }
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| 
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|         return token;
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|     },
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| 
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|     /**
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|      * Function to call during Acorn's onToken handler.
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|      * @param {AcornToken} token The Acorn token.
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|      * @param {Object} extra The Espree extra object.
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|      * @returns {void}
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|      */
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|     onToken(token, extra) {
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| 
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|         const tt = this._acornTokTypes,
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|             tokens = extra.tokens,
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|             templateTokens = this._tokens;
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| 
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|         /**
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|          * Flushes the buffered template tokens and resets the template
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|          * tracking.
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|          * @returns {void}
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|          * @private
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|          */
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|         const translateTemplateTokens = () => {
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|             tokens.push(convertTemplatePart(this._tokens, this._code));
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|             this._tokens = [];
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|         };
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| 
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|         if (token.type === tt.eof) {
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| 
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|             // might be one last curlyBrace
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|             if (this._curlyBrace) {
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|                 tokens.push(this.translate(this._curlyBrace, extra));
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|             }
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| 
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|             return;
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|         }
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| 
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|         if (token.type === tt.backQuote) {
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| 
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|             // if there's already a curly, it's not part of the template
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|             if (this._curlyBrace) {
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|                 tokens.push(this.translate(this._curlyBrace, extra));
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|                 this._curlyBrace = null;
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|             }
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| 
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|             templateTokens.push(token);
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| 
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|             // it's the end
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|             if (templateTokens.length > 1) {
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|                 translateTemplateTokens();
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|             }
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| 
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|             return;
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|         }
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|         if (token.type === tt.dollarBraceL) {
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|             templateTokens.push(token);
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|             translateTemplateTokens();
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|             return;
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|         }
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|         if (token.type === tt.braceR) {
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| 
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|             // if there's already a curly, it's not part of the template
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|             if (this._curlyBrace) {
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|                 tokens.push(this.translate(this._curlyBrace, extra));
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|             }
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| 
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|             // store new curly for later
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|             this._curlyBrace = token;
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|             return;
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|         }
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|         if (token.type === tt.template || token.type === tt.invalidTemplate) {
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|             if (this._curlyBrace) {
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|                 templateTokens.push(this._curlyBrace);
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|                 this._curlyBrace = null;
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|             }
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| 
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|             templateTokens.push(token);
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|             return;
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|         }
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| 
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|         if (this._curlyBrace) {
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|             tokens.push(this.translate(this._curlyBrace, extra));
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|             this._curlyBrace = null;
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|         }
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| 
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|         tokens.push(this.translate(token, extra));
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|     }
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| };
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| 
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| /**
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|  * @fileoverview A collection of methods for processing Espree's options.
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|  * @author Kai Cataldo
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|  */
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| 
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| //------------------------------------------------------------------------------
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| // Helpers
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| //------------------------------------------------------------------------------
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| 
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| const SUPPORTED_VERSIONS = [
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|     3,
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|     5,
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|     6, // 2015
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|     7, // 2016
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|     8, // 2017
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|     9, // 2018
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|     10, // 2019
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|     11, // 2020
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|     12, // 2021
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|     13, // 2022
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|     14, // 2023
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|     15 // 2024
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| ];
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| 
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| /**
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|  * Get the latest ECMAScript version supported by Espree.
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|  * @returns {number} The latest ECMAScript version.
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|  */
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| function getLatestEcmaVersion() {
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|     return SUPPORTED_VERSIONS[SUPPORTED_VERSIONS.length - 1];
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| }
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| 
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| /**
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|  * Get the list of ECMAScript versions supported by Espree.
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|  * @returns {number[]} An array containing the supported ECMAScript versions.
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|  */
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| function getSupportedEcmaVersions() {
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|     return [...SUPPORTED_VERSIONS];
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| }
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| 
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| /**
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|  * Normalize ECMAScript version from the initial config
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|  * @param {(number|"latest")} ecmaVersion ECMAScript version from the initial config
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|  * @throws {Error} throws an error if the ecmaVersion is invalid.
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|  * @returns {number} normalized ECMAScript version
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|  */
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| function normalizeEcmaVersion(ecmaVersion = 5) {
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| 
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|     let version = ecmaVersion === "latest" ? getLatestEcmaVersion() : ecmaVersion;
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| 
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|     if (typeof version !== "number") {
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|         throw new Error(`ecmaVersion must be a number or "latest". Received value of type ${typeof ecmaVersion} instead.`);
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|     }
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| 
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|     // Calculate ECMAScript edition number from official year version starting with
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|     // ES2015, which corresponds with ES6 (or a difference of 2009).
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|     if (version >= 2015) {
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|         version -= 2009;
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|     }
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| 
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|     if (!SUPPORTED_VERSIONS.includes(version)) {
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|         throw new Error("Invalid ecmaVersion.");
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|     }
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| 
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|     return version;
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| }
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| 
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| /**
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|  * Normalize sourceType from the initial config
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|  * @param {string} sourceType to normalize
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|  * @throws {Error} throw an error if sourceType is invalid
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|  * @returns {string} normalized sourceType
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|  */
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| function normalizeSourceType(sourceType = "script") {
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|     if (sourceType === "script" || sourceType === "module") {
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|         return sourceType;
 | |
|     }
 | |
| 
 | |
|     if (sourceType === "commonjs") {
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|         return "script";
 | |
|     }
 | |
| 
 | |
|     throw new Error("Invalid sourceType.");
 | |
| }
 | |
| 
 | |
| /**
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|  * Normalize parserOptions
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|  * @param {Object} options the parser options to normalize
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|  * @throws {Error} throw an error if found invalid option.
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|  * @returns {Object} normalized options
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|  */
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| function normalizeOptions(options) {
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|     const ecmaVersion = normalizeEcmaVersion(options.ecmaVersion);
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|     const sourceType = normalizeSourceType(options.sourceType);
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|     const ranges = options.range === true;
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|     const locations = options.loc === true;
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| 
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|     if (ecmaVersion !== 3 && options.allowReserved) {
 | |
| 
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|         // a value of `false` is intentionally allowed here, so a shared config can overwrite it when needed
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|         throw new Error("`allowReserved` is only supported when ecmaVersion is 3");
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|     }
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|     if (typeof options.allowReserved !== "undefined" && typeof options.allowReserved !== "boolean") {
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|         throw new Error("`allowReserved`, when present, must be `true` or `false`");
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|     }
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|     const allowReserved = ecmaVersion === 3 ? (options.allowReserved || "never") : false;
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|     const ecmaFeatures = options.ecmaFeatures || {};
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|     const allowReturnOutsideFunction = options.sourceType === "commonjs" ||
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|         Boolean(ecmaFeatures.globalReturn);
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| 
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|     if (sourceType === "module" && ecmaVersion < 6) {
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|         throw new Error("sourceType 'module' is not supported when ecmaVersion < 2015. Consider adding `{ ecmaVersion: 2015 }` to the parser options.");
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|     }
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| 
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|     return Object.assign({}, options, {
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|         ecmaVersion,
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|         sourceType,
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|         ranges,
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|         locations,
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|         allowReserved,
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|         allowReturnOutsideFunction
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|     });
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| }
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| 
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| /* eslint no-param-reassign: 0 -- stylistic choice */
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| 
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| 
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| const STATE = Symbol("espree's internal state");
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| const ESPRIMA_FINISH_NODE = Symbol("espree's esprimaFinishNode");
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| 
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| 
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| /**
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|  * Converts an Acorn comment to a Esprima comment.
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|  * @param {boolean} block True if it's a block comment, false if not.
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|  * @param {string} text The text of the comment.
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|  * @param {int} start The index at which the comment starts.
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|  * @param {int} end The index at which the comment ends.
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|  * @param {Location} startLoc The location at which the comment starts.
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|  * @param {Location} endLoc The location at which the comment ends.
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|  * @param {string} code The source code being parsed.
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|  * @returns {Object} The comment object.
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|  * @private
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|  */
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| function convertAcornCommentToEsprimaComment(block, text, start, end, startLoc, endLoc, code) {
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|     let type;
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| 
 | |
|     if (block) {
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|         type = "Block";
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|     } else if (code.slice(start, start + 2) === "#!") {
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|         type = "Hashbang";
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|     } else {
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|         type = "Line";
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|     }
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| 
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|     const comment = {
 | |
|         type,
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|         value: text
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|     };
 | |
| 
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|     if (typeof start === "number") {
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|         comment.start = start;
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|         comment.end = end;
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|         comment.range = [start, end];
 | |
|     }
 | |
| 
 | |
|     if (typeof startLoc === "object") {
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|         comment.loc = {
 | |
|             start: startLoc,
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|             end: endLoc
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|         };
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|     }
 | |
| 
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|     return comment;
 | |
| }
 | |
| 
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| var espree = () => Parser => {
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|     const tokTypes = Object.assign({}, Parser.acorn.tokTypes);
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| 
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|     if (Parser.acornJsx) {
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|         Object.assign(tokTypes, Parser.acornJsx.tokTypes);
 | |
|     }
 | |
| 
 | |
|     return class Espree extends Parser {
 | |
|         constructor(opts, code) {
 | |
|             if (typeof opts !== "object" || opts === null) {
 | |
|                 opts = {};
 | |
|             }
 | |
|             if (typeof code !== "string" && !(code instanceof String)) {
 | |
|                 code = String(code);
 | |
|             }
 | |
| 
 | |
|             // save original source type in case of commonjs
 | |
|             const originalSourceType = opts.sourceType;
 | |
|             const options = normalizeOptions(opts);
 | |
|             const ecmaFeatures = options.ecmaFeatures || {};
 | |
|             const tokenTranslator =
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|                 options.tokens === true
 | |
|                     ? new TokenTranslator(tokTypes, code)
 | |
|                     : null;
 | |
| 
 | |
|             /*
 | |
|              * Data that is unique to Espree and is not represented internally
 | |
|              * in Acorn.
 | |
|              *
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|              * For ES2023 hashbangs, Espree will call `onComment()` during the
 | |
|              * constructor, so we must define state before having access to
 | |
|              * `this`.
 | |
|              */
 | |
|             const state = {
 | |
|                 originalSourceType: originalSourceType || options.sourceType,
 | |
|                 tokens: tokenTranslator ? [] : null,
 | |
|                 comments: options.comment === true ? [] : null,
 | |
|                 impliedStrict: ecmaFeatures.impliedStrict === true && options.ecmaVersion >= 5,
 | |
|                 ecmaVersion: options.ecmaVersion,
 | |
|                 jsxAttrValueToken: false,
 | |
|                 lastToken: null,
 | |
|                 templateElements: []
 | |
|             };
 | |
| 
 | |
|             // Initialize acorn parser.
 | |
|             super({
 | |
| 
 | |
|                 // do not use spread, because we don't want to pass any unknown options to acorn
 | |
|                 ecmaVersion: options.ecmaVersion,
 | |
|                 sourceType: options.sourceType,
 | |
|                 ranges: options.ranges,
 | |
|                 locations: options.locations,
 | |
|                 allowReserved: options.allowReserved,
 | |
| 
 | |
|                 // Truthy value is true for backward compatibility.
 | |
|                 allowReturnOutsideFunction: options.allowReturnOutsideFunction,
 | |
| 
 | |
|                 // Collect tokens
 | |
|                 onToken(token) {
 | |
|                     if (tokenTranslator) {
 | |
| 
 | |
|                         // Use `tokens`, `ecmaVersion`, and `jsxAttrValueToken` in the state.
 | |
|                         tokenTranslator.onToken(token, state);
 | |
|                     }
 | |
|                     if (token.type !== tokTypes.eof) {
 | |
|                         state.lastToken = token;
 | |
|                     }
 | |
|                 },
 | |
| 
 | |
|                 // Collect comments
 | |
|                 onComment(block, text, start, end, startLoc, endLoc) {
 | |
|                     if (state.comments) {
 | |
|                         const comment = convertAcornCommentToEsprimaComment(block, text, start, end, startLoc, endLoc, code);
 | |
| 
 | |
|                         state.comments.push(comment);
 | |
|                     }
 | |
|                 }
 | |
|             }, code);
 | |
| 
 | |
|             /*
 | |
|              * We put all of this data into a symbol property as a way to avoid
 | |
|              * potential naming conflicts with future versions of Acorn.
 | |
|              */
 | |
|             this[STATE] = state;
 | |
|         }
 | |
| 
 | |
|         tokenize() {
 | |
|             do {
 | |
|                 this.next();
 | |
|             } while (this.type !== tokTypes.eof);
 | |
| 
 | |
|             // Consume the final eof token
 | |
|             this.next();
 | |
| 
 | |
|             const extra = this[STATE];
 | |
|             const tokens = extra.tokens;
 | |
| 
 | |
|             if (extra.comments) {
 | |
|                 tokens.comments = extra.comments;
 | |
|             }
 | |
| 
 | |
|             return tokens;
 | |
|         }
 | |
| 
 | |
|         finishNode(...args) {
 | |
|             const result = super.finishNode(...args);
 | |
| 
 | |
|             return this[ESPRIMA_FINISH_NODE](result);
 | |
|         }
 | |
| 
 | |
|         finishNodeAt(...args) {
 | |
|             const result = super.finishNodeAt(...args);
 | |
| 
 | |
|             return this[ESPRIMA_FINISH_NODE](result);
 | |
|         }
 | |
| 
 | |
|         parse() {
 | |
|             const extra = this[STATE];
 | |
|             const program = super.parse();
 | |
| 
 | |
|             program.sourceType = extra.originalSourceType;
 | |
| 
 | |
|             if (extra.comments) {
 | |
|                 program.comments = extra.comments;
 | |
|             }
 | |
|             if (extra.tokens) {
 | |
|                 program.tokens = extra.tokens;
 | |
|             }
 | |
| 
 | |
|             /*
 | |
|              * Adjust opening and closing position of program to match Esprima.
 | |
|              * Acorn always starts programs at range 0 whereas Esprima starts at the
 | |
|              * first AST node's start (the only real difference is when there's leading
 | |
|              * whitespace or leading comments). Acorn also counts trailing whitespace
 | |
|              * as part of the program whereas Esprima only counts up to the last token.
 | |
|              */
 | |
|             if (program.body.length) {
 | |
|                 const [firstNode] = program.body;
 | |
| 
 | |
|                 if (program.range) {
 | |
|                     program.range[0] = firstNode.range[0];
 | |
|                 }
 | |
|                 if (program.loc) {
 | |
|                     program.loc.start = firstNode.loc.start;
 | |
|                 }
 | |
|                 program.start = firstNode.start;
 | |
|             }
 | |
|             if (extra.lastToken) {
 | |
|                 if (program.range) {
 | |
|                     program.range[1] = extra.lastToken.range[1];
 | |
|                 }
 | |
|                 if (program.loc) {
 | |
|                     program.loc.end = extra.lastToken.loc.end;
 | |
|                 }
 | |
|                 program.end = extra.lastToken.end;
 | |
|             }
 | |
| 
 | |
| 
 | |
|             /*
 | |
|              * https://github.com/eslint/espree/issues/349
 | |
|              * Ensure that template elements have correct range information.
 | |
|              * This is one location where Acorn produces a different value
 | |
|              * for its start and end properties vs. the values present in the
 | |
|              * range property. In order to avoid confusion, we set the start
 | |
|              * and end properties to the values that are present in range.
 | |
|              * This is done here, instead of in finishNode(), because Acorn
 | |
|              * uses the values of start and end internally while parsing, making
 | |
|              * it dangerous to change those values while parsing is ongoing.
 | |
|              * By waiting until the end of parsing, we can safely change these
 | |
|              * values without affect any other part of the process.
 | |
|              */
 | |
|             this[STATE].templateElements.forEach(templateElement => {
 | |
|                 const startOffset = -1;
 | |
|                 const endOffset = templateElement.tail ? 1 : 2;
 | |
| 
 | |
|                 templateElement.start += startOffset;
 | |
|                 templateElement.end += endOffset;
 | |
| 
 | |
|                 if (templateElement.range) {
 | |
|                     templateElement.range[0] += startOffset;
 | |
|                     templateElement.range[1] += endOffset;
 | |
|                 }
 | |
| 
 | |
|                 if (templateElement.loc) {
 | |
|                     templateElement.loc.start.column += startOffset;
 | |
|                     templateElement.loc.end.column += endOffset;
 | |
|                 }
 | |
|             });
 | |
| 
 | |
|             return program;
 | |
|         }
 | |
| 
 | |
|         parseTopLevel(node) {
 | |
|             if (this[STATE].impliedStrict) {
 | |
|                 this.strict = true;
 | |
|             }
 | |
|             return super.parseTopLevel(node);
 | |
|         }
 | |
| 
 | |
|         /**
 | |
|          * Overwrites the default raise method to throw Esprima-style errors.
 | |
|          * @param {int} pos The position of the error.
 | |
|          * @param {string} message The error message.
 | |
|          * @throws {SyntaxError} A syntax error.
 | |
|          * @returns {void}
 | |
|          */
 | |
|         raise(pos, message) {
 | |
|             const loc = Parser.acorn.getLineInfo(this.input, pos);
 | |
|             const err = new SyntaxError(message);
 | |
| 
 | |
|             err.index = pos;
 | |
|             err.lineNumber = loc.line;
 | |
|             err.column = loc.column + 1; // acorn uses 0-based columns
 | |
|             throw err;
 | |
|         }
 | |
| 
 | |
|         /**
 | |
|          * Overwrites the default raise method to throw Esprima-style errors.
 | |
|          * @param {int} pos The position of the error.
 | |
|          * @param {string} message The error message.
 | |
|          * @throws {SyntaxError} A syntax error.
 | |
|          * @returns {void}
 | |
|          */
 | |
|         raiseRecoverable(pos, message) {
 | |
|             this.raise(pos, message);
 | |
|         }
 | |
| 
 | |
|         /**
 | |
|          * Overwrites the default unexpected method to throw Esprima-style errors.
 | |
|          * @param {int} pos The position of the error.
 | |
|          * @throws {SyntaxError} A syntax error.
 | |
|          * @returns {void}
 | |
|          */
 | |
|         unexpected(pos) {
 | |
|             let message = "Unexpected token";
 | |
| 
 | |
|             if (pos !== null && pos !== void 0) {
 | |
|                 this.pos = pos;
 | |
| 
 | |
|                 if (this.options.locations) {
 | |
|                     while (this.pos < this.lineStart) {
 | |
|                         this.lineStart = this.input.lastIndexOf("\n", this.lineStart - 2) + 1;
 | |
|                         --this.curLine;
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 this.nextToken();
 | |
|             }
 | |
| 
 | |
|             if (this.end > this.start) {
 | |
|                 message += ` ${this.input.slice(this.start, this.end)}`;
 | |
|             }
 | |
| 
 | |
|             this.raise(this.start, message);
 | |
|         }
 | |
| 
 | |
|         /*
 | |
|         * Esprima-FB represents JSX strings as tokens called "JSXText", but Acorn-JSX
 | |
|         * uses regular tt.string without any distinction between this and regular JS
 | |
|         * strings. As such, we intercept an attempt to read a JSX string and set a flag
 | |
|         * on extra so that when tokens are converted, the next token will be switched
 | |
|         * to JSXText via onToken.
 | |
|         */
 | |
|         jsx_readString(quote) { // eslint-disable-line camelcase -- required by API
 | |
|             const result = super.jsx_readString(quote);
 | |
| 
 | |
|             if (this.type === tokTypes.string) {
 | |
|                 this[STATE].jsxAttrValueToken = true;
 | |
|             }
 | |
|             return result;
 | |
|         }
 | |
| 
 | |
|         /**
 | |
|          * Performs last-minute Esprima-specific compatibility checks and fixes.
 | |
|          * @param {ASTNode} result The node to check.
 | |
|          * @returns {ASTNode} The finished node.
 | |
|          */
 | |
|         [ESPRIMA_FINISH_NODE](result) {
 | |
| 
 | |
|             // Acorn doesn't count the opening and closing backticks as part of templates
 | |
|             // so we have to adjust ranges/locations appropriately.
 | |
|             if (result.type === "TemplateElement") {
 | |
| 
 | |
|                 // save template element references to fix start/end later
 | |
|                 this[STATE].templateElements.push(result);
 | |
|             }
 | |
| 
 | |
|             if (result.type.includes("Function") && !result.generator) {
 | |
|                 result.generator = false;
 | |
|             }
 | |
| 
 | |
|             return result;
 | |
|         }
 | |
|     };
 | |
| };
 | |
| 
 | |
| const version$1 = "9.6.1";
 | |
| 
 | |
| /* eslint-disable jsdoc/no-multi-asterisks -- needed to preserve original formatting of licences */
 | |
| 
 | |
| 
 | |
| // To initialize lazily.
 | |
| const parsers = {
 | |
|     _regular: null,
 | |
|     _jsx: null,
 | |
| 
 | |
|     get regular() {
 | |
|         if (this._regular === null) {
 | |
|             this._regular = acorn__namespace.Parser.extend(espree());
 | |
|         }
 | |
|         return this._regular;
 | |
|     },
 | |
| 
 | |
|     get jsx() {
 | |
|         if (this._jsx === null) {
 | |
|             this._jsx = acorn__namespace.Parser.extend(jsx__default["default"](), espree());
 | |
|         }
 | |
|         return this._jsx;
 | |
|     },
 | |
| 
 | |
|     get(options) {
 | |
|         const useJsx = Boolean(
 | |
|             options &&
 | |
|             options.ecmaFeatures &&
 | |
|             options.ecmaFeatures.jsx
 | |
|         );
 | |
| 
 | |
|         return useJsx ? this.jsx : this.regular;
 | |
|     }
 | |
| };
 | |
| 
 | |
| //------------------------------------------------------------------------------
 | |
| // Tokenizer
 | |
| //------------------------------------------------------------------------------
 | |
| 
 | |
| /**
 | |
|  * Tokenizes the given code.
 | |
|  * @param {string} code The code to tokenize.
 | |
|  * @param {Object} options Options defining how to tokenize.
 | |
|  * @returns {Token[]} An array of tokens.
 | |
|  * @throws {SyntaxError} If the input code is invalid.
 | |
|  * @private
 | |
|  */
 | |
| function tokenize(code, options) {
 | |
|     const Parser = parsers.get(options);
 | |
| 
 | |
|     // Ensure to collect tokens.
 | |
|     if (!options || options.tokens !== true) {
 | |
|         options = Object.assign({}, options, { tokens: true }); // eslint-disable-line no-param-reassign -- stylistic choice
 | |
|     }
 | |
| 
 | |
|     return new Parser(options, code).tokenize();
 | |
| }
 | |
| 
 | |
| //------------------------------------------------------------------------------
 | |
| // Parser
 | |
| //------------------------------------------------------------------------------
 | |
| 
 | |
| /**
 | |
|  * Parses the given code.
 | |
|  * @param {string} code The code to tokenize.
 | |
|  * @param {Object} options Options defining how to tokenize.
 | |
|  * @returns {ASTNode} The "Program" AST node.
 | |
|  * @throws {SyntaxError} If the input code is invalid.
 | |
|  */
 | |
| function parse(code, options) {
 | |
|     const Parser = parsers.get(options);
 | |
| 
 | |
|     return new Parser(options, code).parse();
 | |
| }
 | |
| 
 | |
| //------------------------------------------------------------------------------
 | |
| // Public
 | |
| //------------------------------------------------------------------------------
 | |
| 
 | |
| const version = version$1;
 | |
| const name = "espree";
 | |
| 
 | |
| /* istanbul ignore next */
 | |
| const VisitorKeys = (function() {
 | |
|     return visitorKeys__namespace.KEYS;
 | |
| }());
 | |
| 
 | |
| // Derive node types from VisitorKeys
 | |
| /* istanbul ignore next */
 | |
| const Syntax = (function() {
 | |
|     let key,
 | |
|         types = {};
 | |
| 
 | |
|     if (typeof Object.create === "function") {
 | |
|         types = Object.create(null);
 | |
|     }
 | |
| 
 | |
|     for (key in VisitorKeys) {
 | |
|         if (Object.hasOwnProperty.call(VisitorKeys, key)) {
 | |
|             types[key] = key;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     if (typeof Object.freeze === "function") {
 | |
|         Object.freeze(types);
 | |
|     }
 | |
| 
 | |
|     return types;
 | |
| }());
 | |
| 
 | |
| const latestEcmaVersion = getLatestEcmaVersion();
 | |
| 
 | |
| const supportedEcmaVersions = getSupportedEcmaVersions();
 | |
| 
 | |
| exports.Syntax = Syntax;
 | |
| exports.VisitorKeys = VisitorKeys;
 | |
| exports.latestEcmaVersion = latestEcmaVersion;
 | |
| exports.name = name;
 | |
| exports.parse = parse;
 | |
| exports.supportedEcmaVersions = supportedEcmaVersions;
 | |
| exports.tokenize = tokenize;
 | |
| exports.version = version;
 |