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package goja
type weakSetObject struct {
baseObject
s weakMap
}
func (ws *weakSetObject) init() {
ws.baseObject.init()
ws.s = weakMap(ws.val.runtime.genId())
}
func (r *Runtime) weakSetProto_add(call FunctionCall) Value {
thisObj := r.toObject(call.This)
wso, ok := thisObj.self.(*weakSetObject)
if !ok {
panic(r.NewTypeError("Method WeakSet.prototype.add called on incompatible receiver %s", r.objectproto_toString(FunctionCall{This: thisObj})))
}
wso.s.set(r.toObject(call.Argument(0)), nil)
return call.This
}
func (r *Runtime) weakSetProto_delete(call FunctionCall) Value {
thisObj := r.toObject(call.This)
wso, ok := thisObj.self.(*weakSetObject)
if !ok {
panic(r.NewTypeError("Method WeakSet.prototype.delete called on incompatible receiver %s", r.objectproto_toString(FunctionCall{This: thisObj})))
}
obj, ok := call.Argument(0).(*Object)
if ok && wso.s.remove(obj) {
return valueTrue
}
return valueFalse
}
func (r *Runtime) weakSetProto_has(call FunctionCall) Value {
thisObj := r.toObject(call.This)
wso, ok := thisObj.self.(*weakSetObject)
if !ok {
panic(r.NewTypeError("Method WeakSet.prototype.has called on incompatible receiver %s", r.objectproto_toString(FunctionCall{This: thisObj})))
}
obj, ok := call.Argument(0).(*Object)
if ok && wso.s.has(obj) {
return valueTrue
}
return valueFalse
}
func (r *Runtime) builtin_newWeakSet(args []Value, newTarget *Object) *Object {
if newTarget == nil {
panic(r.needNew("WeakSet"))
}
proto := r.getPrototypeFromCtor(newTarget, r.global.WeakSet, r.global.WeakSetPrototype)
o := &Object{runtime: r}
wso := &weakSetObject{}
wso.class = classObject
wso.val = o
wso.extensible = true
o.self = wso
wso.prototype = proto
wso.init()
if len(args) > 0 {
if arg := args[0]; arg != nil && arg != _undefined && arg != _null {
adder := wso.getStr("add", nil)
stdArr := r.checkStdArrayIter(arg)
if adder == r.global.weakSetAdder {
if stdArr != nil {
for _, v := range stdArr.values {
wso.s.set(r.toObject(v), nil)
}
} else {
r.getIterator(arg, nil).iterate(func(item Value) {
wso.s.set(r.toObject(item), nil)
})
}
} else {
adderFn := toMethod(adder)
if adderFn == nil {
panic(r.NewTypeError("WeakSet.add in missing"))
}
if stdArr != nil {
for _, item := range stdArr.values {
adderFn(FunctionCall{This: o, Arguments: []Value{item}})
}
} else {
r.getIterator(arg, nil).iterate(func(item Value) {
adderFn(FunctionCall{This: o, Arguments: []Value{item}})
})
}
}
}
}
return o
}
func (r *Runtime) createWeakSetProto(val *Object) objectImpl {
o := newBaseObjectObj(val, r.global.ObjectPrototype, classObject)
o._putProp("constructor", r.global.WeakSet, true, false, true)
r.global.weakSetAdder = r.newNativeFunc(r.weakSetProto_add, "add", 1)
o._putProp("add", r.global.weakSetAdder, true, false, true)
o._putProp("delete", r.newNativeFunc(r.weakSetProto_delete, "delete", 1), true, false, true)
o._putProp("has", r.newNativeFunc(r.weakSetProto_has, "has", 1), true, false, true)
o._putSym(SymToStringTag, valueProp(asciiString(classWeakSet), false, false, true))
return o
}
func (r *Runtime) createWeakSet(val *Object) objectImpl {
o := r.newNativeConstructOnly(val, r.builtin_newWeakSet, r.getWeakSetPrototype(), "WeakSet", 0)
return o
}
func (r *Runtime) getWeakSetPrototype() *Object {
ret := r.global.WeakSetPrototype
if ret == nil {
ret = &Object{runtime: r}
r.global.WeakSetPrototype = ret
ret.self = r.createWeakSetProto(ret)
}
return ret
}
func (r *Runtime) getWeakSet() *Object {
ret := r.global.WeakSet
if ret == nil {
ret = &Object{runtime: r}
r.global.WeakSet = ret
ret.self = r.createWeakSet(ret)
}
return ret
}
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