Add support for `now alias domain.tld` (#467)

bin/now-alias.js

@@ -315,7 +315,21 @@ async function run({token, config: {currentTeam, user}}) {
     }
     default: {
       if (argv._.length === 0) {
-        await reAlias(token, null, help, exit, apiUrl, debug, alias);
+        await reAlias(token, null, null, help, exit, apiUrl, debug, alias);
+        break;
+      }
+
+      if (argv._.length === 1) {
+        await reAlias(
+          token,
+          null,
+          String(argv._[0]),
+          help,
+          exit,
+          apiUrl,
+          debug,
+          alias
+        );
         break;
       }
 
@@ -354,7 +368,8 @@ async function confirmDeploymentRemoval(alias, _alias) {
     { align: ['l', 'r', 'l'], hsep: ' '.repeat(6) }
   );
 
-  const msg = '> The following alias will be removed permanently\n' +
+  const msg =
+    '> The following alias will be removed permanently\n' +
     `  ${tbl} \nAre you sure?`;
 
   return promptBool(msg, {

bin/now-deploy.js

@@ -728,7 +728,7 @@ function printLogs(host, token, currentTeam) {
 
         await Promise.all(assignments);
       } else {
-        await reAlias(token, host, help, exit, apiUrl, debug);
+        await reAlias(token, host, null, help, exit, apiUrl, debug);
       }
     }
 

lib/re-alias.js

@@ -20,7 +20,16 @@ exports.assignAlias = async (autoAlias, token, deployment, apiUrl, debug, curren
   await aliases.set(String(deployment), String(autoAlias));
 };
 
-exports.reAlias = async (token, host, help, exit, apiUrl, debug, alias) => {
+exports.reAlias = async (
+  token,
+  host,
+  pointer,
+  help,
+  exit,
+  apiUrl,
+  debug,
+  alias
+) => {
   const path = process.cwd();
 
   const configFiles = {
@@ -52,27 +61,33 @@ exports.reAlias = async (token, host, help, exit, apiUrl, debug, alias) => {
 
   let pointers = [];
 
-  if (nowConfig.alias) {
-    const value = nowConfig.alias;
-
-    if (typeof value === 'string') {
-      pointers.push(value);
-    } else if (Array.isArray(value)) {
-      pointers = pointers.concat(nowConfig.alias);
-    } else {
-      error(`Property ${chalk.grey('aliases')} is not a valid array or string`);
-      return exit(1);
+  if (pointer) {
+    pointers.push(pointer);
+  } else {
+    if (nowConfig.alias) {
+      const value = nowConfig.alias;
+
+      if (typeof value === 'string') {
+        pointers.push(value);
+      } else if (Array.isArray(value)) {
+        pointers = pointers.concat(nowConfig.alias);
+      } else {
+        error(
+          `Property ${chalk.grey('aliases')} is not a valid array or string`
+        );
+        return exit(1);
+      }
     }
-  }
 
-  if (nowConfig.aliases && Array.isArray(nowConfig.aliases)) {
-    console.log(
-      `${chalk.red('Deprecated!')} The property ${chalk.grey('aliases')} will be ` +
-        `removed from the config file soon.`
-    );
-    console.log('Read more about the new way here: http://bit.ly/2l2v5Fg\n');
+    if (nowConfig.aliases && Array.isArray(nowConfig.aliases)) {
+      console.log(
+        `${chalk.red('Deprecated!')} The property ${chalk.grey('aliases')} will be ` +
+          `removed from the config file soon.`
+      );
+      console.log('Read more about the new way here: http://bit.ly/2l2v5Fg\n');
 
-    pointers = pointers.concat(nowConfig.aliases);
+      pointers = pointers.concat(nowConfig.aliases);
+    }
   }
 
   if (pointers.length === 0) {