GetMethod t,wt ;if void 0! GetMethod t,It ;if void 0! isSetIterator throw new TypeError "Not a SetIterator" ;return this | 0,this : o this ,this["[[SetData]]"] |
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GetMethod t,Ot ;if void 0! from: when provided, the second argument must be a function" ;arguments | target must be a constructor |
GetMethod t,"return" ;if void 0! IsConstructor r throw new TypeError "new | IsConstructor t throw new TypeError "First argument must be a constructor |
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.