index.js
function isNative (val) {
  if (isPrimitive(val)) {
    return true
  }
  return natives.some(function (Class) {
    return val === Class || directInstanceOf(val, Class)
  })
}
function isNative (val) {
  if (isPrimitive(val)) {
    return true
  }
  return natives.some(function (Class) {
    return val === Class || directInstanceOf(val, Class)
  })
}
function isNative ( val ) { if ( isPrimitive ( val ) ) { return true } return natives . some ( function ( Class ) { return val === Class || directInstanceOf ( val , Class ) } ) }
returns if a value is an instance of native type
@param  ctx.{*}  ctx.val  ctx.value to check if is native
@return {Boolean}  ctx.true if val is native, else false
returns if a value is an instance of native type