nl_tokens: Initializes an object clone based on its toStringTag .
pl_tokens: function initCloneByTag ( object , tag , isDeep ) { var Ctor = object . constructor ; <mask> ( tag ) { case arrayBufferTag$2 : return cloneArrayBuffer ( object ) ; case boolTag$2 : case dateTag$2 : return new Ctor ( + object ) ; case dataViewTag$3 : return cloneDataView ( object , isDeep ) ; case float32Tag$1 : case float64Tag$1 : case int8Tag$1 : case int16Tag$1 : case int32Tag$1 : case uint8Tag$1 : case uint8ClampedTag$1 : case uint16Tag$1 : case uint32Tag$1 : return cloneTypedArray ( object , isDeep ) ; case mapTag$4 : return new Ctor ; case numberTag$2 : case stringTag$3 : return new Ctor ( object ) ; case regexpTag$2 : return cloneRegExp ( object ) ; case setTag$4 : return new Ctor ; case symbolTag$2 : return cloneSymbol ( object ) ; } }