modernizr/feature-detects/es6/rest-parameters.js

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

/*!
{
  "name": "ES6 Rest parameters",
  "property": "restparameters",
  "notes": [{
    "name": "ECMAScript 6 language specification",
    "href": "https://www.ecma-international.org/ecma-262/6.0/#sec-function-definitions"
  }],
  "caniuse": "rest",
  "authors": ["dabretin"],
  "tags": ["es6"]
}
!*/
/* DOC
Check if browser implements ECMAScript 6 Rest parameters per specification.
*/
define(['Modernizr'], function(Modernizr) {
  Modernizr.addTest('restparameters', function() {
    try {
      // eslint-disable-next-line
      eval('function f(...rest) {}');
    } catch (e) {
      return false;
    }
    return true;
  });
});