var FindProxyForURL = function (init, profiles) { return function (url, host) { 'use strict'; var result = init, scheme = url.substr(0, url.indexOf(':')); do { result = profiles[result]; if (typeof result === 'function') result = result(url, host, scheme); } while (typeof result !== 'string' || result.charCodeAt(0) === 43); return result; }; }('+google', { '+google': function (url, host, scheme) { 'use strict'; if (/(?:^|\.)google\.com$/.test(host)) return '+internal-vf'; return 'DIRECT'; }, '+internal-vf': function (url, host, scheme) { 'use strict'; if (host === '127.0.0.1' || host === '::1' || host.indexOf('.') < 0) return 'DIRECT'; return 'PROXY 127.0.0.1:8123'; } });