115 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
| package haxe;
 | |
| 
 | |
| import php.*;
 | |
| import haxe.CallStack.StackItem;
 | |
| 
 | |
| private typedef NativeTrace = NativeIndexedArray<NativeAssocArray<Dynamic>>;
 | |
| 
 | |
| /**
 | |
| 	Do not use manually.
 | |
| **/
 | |
| @:dox(hide)
 | |
| @:noCompletion
 | |
| @:allow(haxe.Exception)
 | |
| class NativeStackTrace {
 | |
| 	/**
 | |
| 		If defined this function will be used to transform call stack entries.
 | |
| 		@param String - generated php file name.
 | |
| 		@param Int - Line number in generated file.
 | |
| 	**/
 | |
| 	static public var mapPosition:String->Int->Null<{?source:String, ?originalLine:Int}>;
 | |
| 
 | |
| 	static var lastExceptionTrace:Null<NativeTrace>;
 | |
| 
 | |
| 	@:ifFeature('haxe.NativeStackTrace.exceptionStack')
 | |
| 	static public function saveStack(e:Throwable) {
 | |
| 		var nativeTrace = e.getTrace();
 | |
| 
 | |
| 		// Reduce exception stack to the place where exception was caught
 | |
| 		var currentTrace = Global.debug_backtrace(Const.DEBUG_BACKTRACE_IGNORE_ARGS);
 | |
| 		var count = Global.count(currentTrace);
 | |
| 
 | |
| 		for (i in -(count - 1)...1) {
 | |
| 			var exceptionEntry:NativeAssocArray<Dynamic> = Global.end(nativeTrace);
 | |
| 
 | |
| 			if (!Global.isset(exceptionEntry['file']) || !Global.isset(currentTrace[-i]['file'])) {
 | |
| 				Global.array_pop(nativeTrace);
 | |
| 			} else if (currentTrace[-i]['file'] == exceptionEntry['file'] && currentTrace[-i]['line'] == exceptionEntry['line']) {
 | |
| 				Global.array_pop(nativeTrace);
 | |
| 			} else {
 | |
| 				break;
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		// Remove arguments from trace to avoid blocking some objects from GC
 | |
| 		var count = Global.count(nativeTrace);
 | |
| 		for (i in 0...count) {
 | |
| 			nativeTrace[i]['args'] = new NativeArray();
 | |
| 		}
 | |
| 
 | |
| 		lastExceptionTrace = complementTrace(nativeTrace, e);
 | |
| 	}
 | |
| 
 | |
| 	static public inline function callStack():NativeTrace {
 | |
| 		return Global.debug_backtrace(Const.DEBUG_BACKTRACE_IGNORE_ARGS);
 | |
| 	}
 | |
| 
 | |
| 	static public function exceptionStack():NativeTrace {
 | |
| 		return lastExceptionTrace == null ? new NativeIndexedArray() : lastExceptionTrace;
 | |
| 	}
 | |
| 
 | |
| 	static public function toHaxe(native:NativeTrace, skip:Int = 0):Array<StackItem> {
 | |
| 		var result = [];
 | |
| 		var count = Global.count(native);
 | |
| 
 | |
| 		for (i in 0...count) {
 | |
| 			if(skip > i) {
 | |
| 				continue;
 | |
| 			}
 | |
| 
 | |
| 			var entry = native[i];
 | |
| 			var item = null;
 | |
| 
 | |
| 			if (i + 1 < count) {
 | |
| 				var next = native[i + 1];
 | |
| 
 | |
| 				if (!Global.isset(next['function']))
 | |
| 					next['function'] = '';
 | |
| 				if (!Global.isset(next['class']))
 | |
| 					next['class'] = '';
 | |
| 
 | |
| 				if ((next['function'] : String).indexOf('{closure}') >= 0) {
 | |
| 					item = LocalFunction();
 | |
| 				} else if (Global.strlen(next['class']) > 0 && Global.strlen(next['function']) > 0) {
 | |
| 					var cls = Boot.getClassName(next['class']);
 | |
| 					item = Method(cls, next['function']);
 | |
| 				}
 | |
| 			}
 | |
| 			if (Global.isset(entry['file'])) {
 | |
| 				if (mapPosition != null) {
 | |
| 					var pos = mapPosition(entry['file'], entry['line']);
 | |
| 					if (pos != null && pos.source != null && pos.originalLine != null) {
 | |
| 						entry['file'] = pos.source;
 | |
| 						entry['line'] = pos.originalLine;
 | |
| 					}
 | |
| 				}
 | |
| 				result.push(FilePos(item, entry['file'], entry['line']));
 | |
| 			} else if (item != null) {
 | |
| 				result.push(item);
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		return result;
 | |
| 	}
 | |
| 
 | |
| 	static function complementTrace(nativeTrace:NativeTrace, e:Throwable):NativeTrace {
 | |
| 		var thrownAt = new NativeAssocArray<Dynamic>();
 | |
| 		thrownAt['function'] = '';
 | |
| 		thrownAt['line'] = e.getLine();
 | |
| 		thrownAt['file'] = e.getFile();
 | |
| 		thrownAt['class'] = '';
 | |
| 		thrownAt['args'] = new NativeArray();
 | |
| 		Global.array_unshift(nativeTrace, thrownAt);
 | |
| 		return nativeTrace;
 | |
| 	}
 | |
| } |