74 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
		
		
			
		
	
	
			74 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
|  | /* | ||
|  |  * Copyright (C)2014-2020 Haxe Foundation | ||
|  |  * | ||
|  |  * Permission is hereby granted, free of charge, to any person obtaining a | ||
|  |  * copy of this software and associated documentation files (the "Software"), | ||
|  |  * to deal in the Software without restriction, including without limitation | ||
|  |  * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
|  |  * and/or sell copies of the Software, and to permit persons to whom the | ||
|  |  * Software is furnished to do so, subject to the following conditions: | ||
|  |  * | ||
|  |  * The above copyright notice and this permission notice shall be included in | ||
|  |  * all copies or substantial portions of the Software. | ||
|  |  * | ||
|  |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  |  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  |  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  |  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  |  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
|  |  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
|  |  * DEALINGS IN THE SOFTWARE. | ||
|  |  */ | ||
|  | 
 | ||
|  | package js.node; | ||
|  | 
 | ||
|  | /** | ||
|  | 	The v8 module exposes APIs that are specific to the version of V8 built into the Node.js binary. | ||
|  | 
 | ||
|  | 	Note: The APIs and implementation are subject to change at any time. | ||
|  | **/ | ||
|  | @:jsRequire("v8") | ||
|  | extern class V8 { | ||
|  | 	static function getHeapStatistics():V8HeapStatistics; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 		Returns statistics about the V8 heap spaces, i.e. the segments which make up the V8 heap. | ||
|  | 		Neither the ordering of heap spaces, nor the availability of a heap space can be guaranteed | ||
|  | 		as the statistics are provided via the V8 `GetHeapSpaceStatistics` function and may change | ||
|  | 		from one V8 version to the next. | ||
|  | 	**/ | ||
|  | 	static function getHeapSpaceStatistics():Array<V8HeapSpaceStatistics>; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 		This method can be used to programmatically set V8 command line flags. This method should be used with care. | ||
|  | 		Changing settings after the VM has started may result in unpredictable behavior, including crashes and data loss; | ||
|  | 		or it may simply do nothing. | ||
|  | 
 | ||
|  | 		The V8 options available for a version of Node.js may be determined by running `node --v8-options`. | ||
|  | 	**/ | ||
|  | 	static function setFlagsFromString(string:String):Void; | ||
|  | } | ||
|  | 
 | ||
|  | /** | ||
|  | 	Object returned by `V8.getHeapStatistics` method. | ||
|  | **/ | ||
|  | typedef V8HeapStatistics = { | ||
|  | 	var total_heap_size:Int; | ||
|  | 	var total_heap_size_executable:Int; | ||
|  | 	var total_physical_size:Int; | ||
|  | 	var total_available_size:Int; | ||
|  | 	var used_heap_size:Int; | ||
|  | 	var heap_size_limit:Int; | ||
|  | } | ||
|  | 
 | ||
|  | /** | ||
|  | 	Object returned by `V8.getHeapSpaceStatistics` method. | ||
|  | **/ | ||
|  | typedef V8HeapSpaceStatistics = { | ||
|  | 	var space_name:String; | ||
|  | 	var space_size:Int; | ||
|  | 	var space_used_size:Int; | ||
|  | 	var space_available_size:Int; | ||
|  | 	var physical_space_size:Int; | ||
|  | } |