define(["../_base/lang"], function(lang){
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return function(name, ctor, base, props){
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base = base || Error;
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var ErrorCtor = function(message){
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if(base === Error){
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if(Error.captureStackTrace){
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Error.captureStackTrace(this, ErrorCtor);
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}
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// Error.call() operates on the returned error
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// object rather than operating on |this|
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var err = Error.call(this, message),
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prop;
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// Copy own properties from err to |this|
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for(prop in err){
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if(err.hasOwnProperty(prop)){
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this[prop] = err[prop];
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}
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}
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// messsage is non-enumerable in ES5
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this.message = message;
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// stack is non-enumerable in at least Firefox
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this.stack = err.stack;
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}else{
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base.apply(this, arguments);
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}
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if(ctor){
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ctor.apply(this, arguments);
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}
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};
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ErrorCtor.prototype = lang.delegate(base.prototype, props);
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ErrorCtor.prototype.name = name;
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ErrorCtor.prototype.constructor = ErrorCtor;
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return ErrorCtor;
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};
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});
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