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					51 lines
				
				1.5 KiB
			
		
		
			
		
	
	
					51 lines
				
				1.5 KiB
			| 
											3 years ago
										 | "use strict"; | ||
|  | 
 | ||
|  | Object.defineProperty(exports, "__esModule", { | ||
|  |   value: true | ||
|  | }); | ||
|  | exports.removePath = void 0; | ||
|  | 
 | ||
|  | var _filterOutParams = require("./filter-out-params"); | ||
|  | 
 | ||
|  | var _get = require("./get"); | ||
|  | 
 | ||
|  | var _set = require("./set"); | ||
|  | 
 | ||
|  | var _pathToParts = require("./path-to-parts"); | ||
|  | 
 | ||
|  | var _constants = require("./constants"); | ||
|  | 
 | ||
|  | /** | ||
|  |  * @load ./remove-path.doc.md | ||
|  |  * @memberof module:flat | ||
|  |  * @param {FlattenParams} params | ||
|  |  * @param {...string} properties | ||
|  |  * @returns {FlattenParams} | ||
|  |  */ | ||
|  | const removePath = (params, path) => { | ||
|  |   // by default simply filter out elements from the object
 | ||
|  |   let filtered = (0, _filterOutParams.filterOutParams)(params, path); // reverse means that we iterate from the closes parent
 | ||
|  | 
 | ||
|  |   const parentPaths = (0, _pathToParts.pathToParts)(path).reverse(); // but if one of the parent is an array
 | ||
|  | 
 | ||
|  |   parentPaths.find((parentPath, parentIndex) => { | ||
|  |     const parent = (0, _get.get)(params, parentPath); | ||
|  | 
 | ||
|  |     if (Array.isArray(parent)) { | ||
|  |       // previous element is stringified index like 'property.1'
 | ||
|  |       const previousPaths = parentPaths[parentIndex - 1].split(_constants.DELIMITER); // so this is the index: 1
 | ||
|  | 
 | ||
|  |       const previousPathIndex = previousPaths[previousPaths.length - 1]; | ||
|  |       parent.splice(+previousPathIndex, 1); | ||
|  |       filtered = (0, _set.set)(params, parentPath, parent); // this works just for the firstly found array item, because in case of removing the last one
 | ||
|  |       // it leaves `[]` as a value.
 | ||
|  | 
 | ||
|  |       return true; | ||
|  |     } | ||
|  | 
 | ||
|  |     return false; | ||
|  |   }); | ||
|  |   return filtered; | ||
|  | }; | ||
|  | 
 | ||
|  | exports.removePath = removePath; |