From b98bc74f0b07c61b19610c7987d66f4711a1ccc1 Mon Sep 17 00:00:00 2001
From: Olli Vanhoja <olli.vanhoja@gmail.com>
Date: Sat, 8 Oct 2016 14:07:28 +0300
Subject: [PATCH] Don't print the list if there is no entries

---
 bin/now-alias   |  2 +-
 bin/now-certs   | 39 +++++++++++++++++++++------------------
 bin/now-domains |  2 +-
 bin/now-secrets | 24 +++++++++++++-----------
 4 files changed, 36 insertions(+), 31 deletions(-)

diff --git a/bin/now-alias b/bin/now-alias
index cdd0139..d8bdef3 100755
--- a/bin/now-alias
+++ b/bin/now-alias
@@ -127,7 +127,7 @@ async function run (token) {
       const current = new Date();
 
       const header = [['', 'id', 'source', 'url', 'created'].map(s => chalk.dim(s))];
-      const text = table(header.concat(aliases.map((_alias) => {
+      const text = 0 === list.length ? null : table(header.concat(aliases.map((_alias) => {
         const _url = chalk.underline(`https://${_alias.alias}`);
         const target = _alias.deploymentId;
         const _sourceUrl = urls.get(target)
diff --git a/bin/now-certs b/bin/now-certs
index 6fde9c7..40bc0ee 100755
--- a/bin/now-certs
+++ b/bin/now-certs
@@ -113,24 +113,27 @@ async function run (token) {
     const list = await certs.ls();
     const elapsed = ms(new Date() - start);
     console.log(`> ${list.length} certificate${list.length > 1 ? 's' : ''} found ${chalk.gray(`[${elapsed}]`)}`);
-    const cur = Date.now();
-    list.sort((a, b) => {
-      return a.cn.localeCompare(b.cn);
-    });
-    const header = [['', 'id', 'cn', 'created', 'expiration'].map(s => chalk.dim(s))];
-    const out = table(header.concat(list.map((cert) => {
-      const cn = chalk.bold(cert.cn);
-      const time = chalk.gray(ms(cur - new Date(cert.created)) + ' ago');
-      const expiration = formatExpirationDate(new Date(cert.expiration));
-      return [
-        '',
-        cert.uid ? cert.uid : 'unknown',
-        cn,
-        time,
-        expiration
-      ];
-    })), { align: ['l', 'r', 'l', 'l', 'l'], hsep: ' '.repeat(2), stringLength: strlen });
-    if (out) console.log('\n' + out + '\n');
+
+    if (0 < list.length) {
+      const cur = Date.now();
+      list.sort((a, b) => {
+        return a.cn.localeCompare(b.cn);
+      });
+      const header = [['', 'id', 'cn', 'created', 'expiration'].map(s => chalk.dim(s))];
+      const out = table(header.concat(list.map((cert) => {
+        const cn = chalk.bold(cert.cn);
+        const time = chalk.gray(ms(cur - new Date(cert.created)) + ' ago');
+        const expiration = formatExpirationDate(new Date(cert.expiration));
+        return [
+          '',
+          cert.uid ? cert.uid : 'unknown',
+          cn,
+          time,
+          expiration
+        ];
+      })), { align: ['l', 'r', 'l', 'l', 'l'], hsep: ' '.repeat(2), stringLength: strlen });
+      if (out) console.log('\n' + out + '\n');
+    }
   } else if ('create' === subcommand) {
     if (1 !== args.length) {
       error(`Invalid number of arguments. Usage: ${chalk.cyan('`now certs create <cn>`')}`);
diff --git a/bin/now-domains b/bin/now-domains
index 7a4b8cd..a6823fa 100755
--- a/bin/now-domains
+++ b/bin/now-domains
@@ -129,7 +129,7 @@ async function run (token) {
       domains.sort((a, b) => new Date(b.created) - new Date(a.created));
       const current = new Date();
       const header = [['', 'id', 'dns', 'url', 'created'].map(s => chalk.dim(s))];
-      const out = table(header.concat(domains.map((domain) => {
+      const out = domains.length === 0 ? null : table(header.concat(domains.map((domain) => {
         const ns = domain.isExternal ? 'external' : 'zeit.world';
         const url = chalk.underline(`https://${domain.name}`);
         const time = chalk.gray(ms(current - new Date(domain.created)) + ' ago');
diff --git a/bin/now-secrets b/bin/now-secrets
index a755202..a5c7d79 100755
--- a/bin/now-secrets
+++ b/bin/now-secrets
@@ -112,17 +112,19 @@ async function run (token) {
     const list = await secrets.ls();
     const elapsed = ms(new Date() - start);
     console.log(`> ${list.length} secret${list.length > 1 ? 's' : ''} found ${chalk.gray(`[${elapsed}]`)}`);
-    const cur = Date.now();
-    const header = [['', 'id', 'name', 'created'].map(s => chalk.dim(s))];
-    const out = table(header.concat(list.map((secret) => {
-      return [
-        '',
-        secret.uid,
-        chalk.bold(secret.name),
-        chalk.gray(ms(cur - new Date(secret.created)) + ' ago')
-      ];
-    })), { align: ['l', 'r', 'l', 'l'], hsep: ' '.repeat(2), stringLength: strlen });
-    if (out) console.log('\n' + out + '\n');
+    if (0 < list.length) {
+      const cur = Date.now();
+      const header = [['', 'id', 'name', 'created'].map(s => chalk.dim(s))];
+      const out = table(header.concat(list.map((secret) => {
+        return [
+          '',
+          secret.uid,
+          chalk.bold(secret.name),
+          chalk.gray(ms(cur - new Date(secret.created)) + ' ago')
+        ];
+      })), { align: ['l', 'r', 'l', 'l'], hsep: ' '.repeat(2), stringLength: strlen });
+      if (out) console.log('\n' + out + '\n');
+    }
     return secrets.close();
   }