256 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			256 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
| "use strict";
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| 
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| Object.defineProperty(exports, "__esModule", {
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|   value: true
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| });
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| exports.default = exports.SHOULD_SKIP = exports.SHOULD_STOP = exports.REMOVED = void 0;
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| 
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| var virtualTypes = _interopRequireWildcard(require("./lib/virtual-types"));
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| 
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| var _debug = _interopRequireDefault(require("debug"));
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| 
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| var _index = _interopRequireDefault(require("../index"));
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| 
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| var _scope = _interopRequireDefault(require("../scope"));
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| 
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| var t = _interopRequireWildcard(require("@babel/types"));
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| 
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| var _cache = require("../cache");
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| 
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| var _generator = _interopRequireDefault(require("@babel/generator"));
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| 
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| var NodePath_ancestry = _interopRequireWildcard(require("./ancestry"));
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| 
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| var NodePath_inference = _interopRequireWildcard(require("./inference"));
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| 
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| var NodePath_replacement = _interopRequireWildcard(require("./replacement"));
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| 
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| var NodePath_evaluation = _interopRequireWildcard(require("./evaluation"));
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| 
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| var NodePath_conversion = _interopRequireWildcard(require("./conversion"));
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| 
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| var NodePath_introspection = _interopRequireWildcard(require("./introspection"));
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| 
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| var NodePath_context = _interopRequireWildcard(require("./context"));
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| 
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| var NodePath_removal = _interopRequireWildcard(require("./removal"));
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| 
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| var NodePath_modification = _interopRequireWildcard(require("./modification"));
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| 
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| var NodePath_family = _interopRequireWildcard(require("./family"));
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| 
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| var NodePath_comments = _interopRequireWildcard(require("./comments"));
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| 
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| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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| 
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| function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
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| 
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| function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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| 
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| const debug = (0, _debug.default)("babel");
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| const REMOVED = 1 << 0;
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| exports.REMOVED = REMOVED;
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| const SHOULD_STOP = 1 << 1;
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| exports.SHOULD_STOP = SHOULD_STOP;
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| const SHOULD_SKIP = 1 << 2;
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| exports.SHOULD_SKIP = SHOULD_SKIP;
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| 
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| class NodePath {
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|   constructor(hub, parent) {
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|     this.parent = parent;
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|     this.hub = hub;
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|     this.contexts = [];
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|     this.data = null;
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|     this._traverseFlags = 0;
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|     this.state = null;
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|     this.opts = null;
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|     this.skipKeys = null;
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|     this.parentPath = null;
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|     this.context = null;
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|     this.container = null;
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|     this.listKey = null;
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|     this.key = null;
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|     this.node = null;
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|     this.scope = null;
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|     this.type = null;
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|   }
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| 
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|   static get({
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|     hub,
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|     parentPath,
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|     parent,
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|     container,
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|     listKey,
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|     key
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|   }) {
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|     if (!hub && parentPath) {
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|       hub = parentPath.hub;
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|     }
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| 
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|     if (!parent) {
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|       throw new Error("To get a node path the parent needs to exist");
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|     }
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| 
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|     const targetNode = container[key];
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|     const paths = _cache.path.get(parent) || [];
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| 
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|     if (!_cache.path.has(parent)) {
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|       _cache.path.set(parent, paths);
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|     }
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| 
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|     let path;
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| 
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|     for (let i = 0; i < paths.length; i++) {
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|       const pathCheck = paths[i];
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| 
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|       if (pathCheck.node === targetNode) {
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|         path = pathCheck;
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|         break;
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|       }
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|     }
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| 
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|     if (!path) {
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|       path = new NodePath(hub, parent);
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|       paths.push(path);
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|     }
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| 
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|     path.setup(parentPath, container, listKey, key);
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|     return path;
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|   }
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| 
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|   getScope(scope) {
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|     return this.isScope() ? new _scope.default(this) : scope;
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|   }
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| 
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|   setData(key, val) {
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|     if (this.data == null) {
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|       this.data = Object.create(null);
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|     }
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| 
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|     return this.data[key] = val;
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|   }
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| 
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|   getData(key, def) {
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|     if (this.data == null) {
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|       this.data = Object.create(null);
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|     }
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| 
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|     let val = this.data[key];
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|     if (val === undefined && def !== undefined) val = this.data[key] = def;
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|     return val;
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|   }
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| 
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|   buildCodeFrameError(msg, Error = SyntaxError) {
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|     return this.hub.buildError(this.node, msg, Error);
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|   }
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| 
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|   traverse(visitor, state) {
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|     (0, _index.default)(this.node, visitor, this.scope, state, this);
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|   }
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| 
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|   set(key, node) {
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|     t.validate(this.node, key, node);
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|     this.node[key] = node;
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|   }
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| 
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|   getPathLocation() {
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|     const parts = [];
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|     let path = this;
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| 
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|     do {
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|       let key = path.key;
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|       if (path.inList) key = `${path.listKey}[${key}]`;
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|       parts.unshift(key);
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|     } while (path = path.parentPath);
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| 
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|     return parts.join(".");
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|   }
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| 
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|   debug(message) {
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|     if (!debug.enabled) return;
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|     debug(`${this.getPathLocation()} ${this.type}: ${message}`);
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|   }
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| 
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|   toString() {
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|     return (0, _generator.default)(this.node).code;
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|   }
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| 
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|   get inList() {
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|     return !!this.listKey;
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|   }
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| 
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|   set inList(inList) {
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|     if (!inList) {
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|       this.listKey = null;
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|     }
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|   }
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| 
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|   get parentKey() {
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|     return this.listKey || this.key;
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|   }
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| 
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|   get shouldSkip() {
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|     return !!(this._traverseFlags & SHOULD_SKIP);
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|   }
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| 
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|   set shouldSkip(v) {
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|     if (v) {
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|       this._traverseFlags |= SHOULD_SKIP;
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|     } else {
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|       this._traverseFlags &= ~SHOULD_SKIP;
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|     }
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|   }
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| 
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|   get shouldStop() {
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|     return !!(this._traverseFlags & SHOULD_STOP);
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|   }
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| 
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|   set shouldStop(v) {
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|     if (v) {
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|       this._traverseFlags |= SHOULD_STOP;
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|     } else {
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|       this._traverseFlags &= ~SHOULD_STOP;
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|     }
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|   }
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| 
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|   get removed() {
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|     return !!(this._traverseFlags & REMOVED);
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|   }
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| 
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|   set removed(v) {
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|     if (v) {
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|       this._traverseFlags |= REMOVED;
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|     } else {
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|       this._traverseFlags &= ~REMOVED;
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|     }
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|   }
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| 
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| }
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| 
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| exports.default = NodePath;
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| Object.assign(NodePath.prototype, NodePath_ancestry, NodePath_inference, NodePath_replacement, NodePath_evaluation, NodePath_conversion, NodePath_introspection, NodePath_context, NodePath_removal, NodePath_modification, NodePath_family, NodePath_comments);
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| 
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| for (const type of t.TYPES) {
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|   const typeKey = `is${type}`;
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|   const fn = t[typeKey];
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| 
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|   NodePath.prototype[typeKey] = function (opts) {
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|     return fn(this.node, opts);
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|   };
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| 
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|   NodePath.prototype[`assert${type}`] = function (opts) {
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|     if (!fn(this.node, opts)) {
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|       throw new TypeError(`Expected node path of type ${type}`);
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|     }
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|   };
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| }
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| 
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| for (const type of Object.keys(virtualTypes)) {
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|   if (type[0] === "_") continue;
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|   if (t.TYPES.indexOf(type) < 0) t.TYPES.push(type);
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|   const virtualType = virtualTypes[type];
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| 
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|   NodePath.prototype[`is${type}`] = function (opts) {
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|     return virtualType.checkPath(this, opts);
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|   };
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| } | 
