jspm_packages/system-csp-production.src.js
function loadModule(loader, name, options) {
    return new Promise(asyncStartLoadPartwayThrough({
      step: options.address ? 'fetch' : 'locate',
      loader: loader,
      moduleName: name,
      // allow metadata for import https://bugs.ecmascript.org/show_bug.cgi?id=3091
      moduleMetadata: options && options.metadata || {},
      moduleSource: options.source,
      moduleAddress: options.address
    }));
  }
function loadModule(loader, name, options) {
    return new Promise(asyncStartLoadPartwayThrough({
      step: options.address ? 'fetch' : 'locate',
      loader: loader,
      moduleName: name,
      // allow metadata for import https://bugs.ecmascript.org/show_bug.cgi?id=3091
      moduleMetadata: options && options.metadata || {},
      moduleSource: options.source,
      moduleAddress: options.address
    }));
  }
function loadModule ( loader , name , options ) { return new Promise ( asyncStartLoadPartwayThrough ( { step : options . address ? 'fetch' : 'locate' , loader : loader , moduleName : name , // allow metadata for import https://bugs.ecmascript.org/show_bug.cgi?id=3091 moduleMetadata : options && options . metadata || { } , moduleSource : options . source , moduleAddress : options . address } ) ) ; }
15.2.4 15.2.4.1
15 . 2 . 4 15 . 2 . 4 . 1