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+// 26.1.13 Reflect.set(target, propertyKey, V [, receiver])
+var dP = require('./_object-dp')
+ , gOPD = require('./_object-gopd')
+ , getPrototypeOf = require('./_object-gpo')
+ , has = require('./_has')
+ , $export = require('./_export')
+ , createDesc = require('./_property-desc')
+ , anObject = require('./_an-object')
+ , isObject = require('./_is-object');
+
+function set(target, propertyKey, V/*, receiver*/){
+ var receiver = arguments.length < 4 ? target : arguments[3]
+ , ownDesc = gOPD.f(anObject(target), propertyKey)
+ , existingDescriptor, proto;
+ if(!ownDesc){
+ if(isObject(proto = getPrototypeOf(target))){
+ return set(proto, propertyKey, V, receiver);
+ }
+ ownDesc = createDesc(0);
+ }
+ if(has(ownDesc, 'value')){
+ if(ownDesc.writable === false || !isObject(receiver))return false;
+ existingDescriptor = gOPD.f(receiver, propertyKey) || createDesc(0);
+ existingDescriptor.value = V;
+ dP.f(receiver, propertyKey, existingDescriptor);
+ return true;
+ }
+ return ownDesc.set === undefined ? false : (ownDesc.set.call(receiver, V), true);
+}
+
+$export($export.S, 'Reflect', {set: set});
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