From 285d5f74379134811fe1ae196612ad6c0cf62a80 Mon Sep 17 00:00:00 2001
From: Charlike Mike Reagent <mameto2011@gmail.com>
Date: Sat, 3 Nov 2018 12:31:37 +0200
Subject: [PATCH] fix: update deps

Signed-off-by: Charlike Mike Reagent <mameto2011@gmail.com>
---
 package.json |  2 +-
 src/index.js | 34 +++++++++++++++++++++++-----------
 yarn.lock    |  2 +-
 3 files changed, 25 insertions(+), 13 deletions(-)

diff --git a/package.json b/package.json
index 31c8e2f..2bc27c3 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "@tunnckocore/execa": "^2.1.1",
     "esm": "^3.0.84",
-    "is-installed-globally": "^0.1.0",
+    "global-dirs": "^0.1.1",
     "update-notifier": "^2.5.0"
   },
   "devDependencies": {
diff --git a/src/index.js b/src/index.js
index 0211bcc..b1c623d 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,7 +1,8 @@
-// import proc from 'process';
+import fs from 'fs';
+import path from 'path';
 import unpdateNotifier from 'update-notifier';
-import isInstalledGlobally from 'is-installed-globally';
 import { exec } from '@tunnckocore/execa';
+import globalDirs from 'global-dirs';
 
 export default function updater(options) {
   const opts = Object.assign({}, options);
@@ -14,7 +15,7 @@ export default function updater(options) {
     if (err) {
       throw err;
     }
-    if (info.type !== 'latest') {
+    if (isInstalledGlobally(opts.pkg) && info.type !== 'latest') {
       autoupdate(opts.pkg, opts.manager);
     }
   };
@@ -22,25 +23,36 @@ export default function updater(options) {
   return unpdateNotifier(opts);
 }
 
+function isInstalledGlobally({ name }) {
+  /* eslint-disable no-restricted-syntax */
+
+  let exists = false;
+  for (const [, dirs] of Object.entries(globalDirs)) {
+    for (const [, globalPath] of Object.entries(dirs)) {
+      const fp = path.join(globalPath, name);
+      if (fs.existsSync(fp)) {
+        exists = true;
+        break;
+      }
+    }
+  }
+  return exists;
+}
+
 async function autoupdate(pkg, manager) {
   const isNpm = manager === 'npm';
 
   if (isNpm || manager === 'pnpm') {
-    await exec(
-      `${isNpm ? 'npm' : 'pnpm'} install ${
-        isInstalledGlobally ? '--global' : ''
-      } ${pkg.name}`,
-    );
+    await exec(`${isNpm ? 'npm' : 'pnpm'} install --global ${pkg.name}`);
   }
 
   if (manager === 'yarn') {
-    const g = isInstalledGlobally ? 'global' : '';
     await exec([
       // ensure it is cleanest one
-      `yarn ${g} remove ${pkg.name}`,
+      `yarn global remove ${pkg.name}`,
 
       // install it after that ensurance
-      `yarn ${g} add ${pkg.name}`,
+      `yarn global add ${pkg.name}`,
     ]);
   }
 }
diff --git a/yarn.lock b/yarn.lock
index fd74d22..011c113 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1604,7 +1604,7 @@ glob@^7.0.3, glob@^7.0.5, glob@^7.1.2, glob@^7.1.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-global-dirs@^0.1.0:
+global-dirs@^0.1.0, global-dirs@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/global-dirs/-/global-dirs-0.1.1.tgz#b319c0dd4607f353f3be9cca4c72fc148c49f445"
   integrity sha1-sxnA3UYH81PzvpzKTHL8FIxJ9EU=