implementation-contributed/v8/intl/assert.js
// Some methods are taken from v8/test/mjsunit/mjsunit.js
Some methods are taken from v8/test/mjsunit/mjsunit.js
Some methods are taken from v8 / test / mjsunit / mjsunit . js
function classOf(object) {
   var string = Object.prototype.toString.call(object);
   return string.substring(8, string.length - 1);
}
function classOf ( object ) { var string = Object . prototype . toString . call ( object ) ; return string . substring ( 8 , string . length - 1 ) ; }
Some methods are taken from v8/test/mjsunit/mjsunit.js
Some methods are taken from v8 / test / mjsunit / mjsunit . js
// Argument must not be null or undefined. // String has format [object <ClassName>].