create project

kitabcitab/node_modules/next/dist/lib/helpers/get-online.js

@@ -0,0 +1,46 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.getOnline = getOnline;
+var _childProcess = require("child_process");
+var _dns = _interopRequireDefault(require("dns"));
+var _url = _interopRequireDefault(require("url"));
+function _interopRequireDefault(obj) {
+    return obj && obj.__esModule ? obj : {
+        default: obj
+    };
+}
+function getProxy() {
+    if (process.env.https_proxy) {
+        return process.env.https_proxy;
+    }
+    try {
+        const httpsProxy = (0, _childProcess).execSync("npm config get https-proxy").toString().trim();
+        return httpsProxy !== "null" ? httpsProxy : undefined;
+    } catch (e) {
+        return;
+    }
+}
+function getOnline() {
+    return new Promise((resolve)=>{
+        _dns.default.lookup("registry.yarnpkg.com", (registryErr)=>{
+            if (!registryErr) {
+                return resolve(true);
+            }
+            const proxy = getProxy();
+            if (!proxy) {
+                return resolve(false);
+            }
+            const { hostname  } = _url.default.parse(proxy);
+            if (!hostname) {
+                return resolve(false);
+            }
+            _dns.default.lookup(hostname, (proxyErr)=>{
+                resolve(proxyErr == null);
+            });
+        });
+    });
+}
+
+//# sourceMappingURL=get-online.js.map