is-boxed-primitive:用于节点的util.types.isBoxedPrimitive（）的Polyfillsh...

盒装原语 节点util.isBoxedPrimitive() Polyfill / shim 例子 var isBoxedPrimitive = require ( 'is-boxed-primitive' ) ; var assert = require ( 'assert' ) ; [ undefined , null , true , false , 0 , NaN , Infinity , 0n , '' , 'foo' , Symbol ( ) , Symbol . iterator , ] . forEach ( ( v ) => { assert ( ! isBoxedPrimitive ( v ) ) ; // primitive form is not boxed if ( v != null ) { assert ( isBoxedPr