fix: npm link does not respect --no-save

lib/commands/link.js

@@ -63,7 +63,8 @@
       : this.linkPkg()
   }
 
   async linkInstall (args) {
+
     // load current packages from the global space,
     // and then add symlinks installs locally
     const globalTop = resolve(this.npm.globalDir, '..')
@@ -109,13 +110,13 @@
     // using any of --save-dev or other types
     const save =
       Boolean(
-        this.npm.config.find('save') !== 'default' ||
+        (this.npm.config.find('save') !== 'default' && 
+        this.npm.config.get('save')) ||
         this.npm.config.get('save-optional') ||
         this.npm.config.get('save-peer') ||
         this.npm.config.get('save-dev') ||
         this.npm.config.get('save-prod')
       )
-
     // create a new arborist instance for the local prefix and
     // reify all the pending names as symlinks there
     const localArb = new Arborist({

test/lib/commands/link.js

@@ -315,14 +315,13 @@ t.test('link pkg already in global space', async t => {
   })
 
   // XXX: how to convert this to a config that gets passed in?
-  npm.config.find = () => 'default'
+  npm.config.find = () => '--save'
 
   await link.exec(['@myscope/linked'])
-
-  t.equal(
+  t.match(
     require(resolve(prefix, 'package.json')).dependencies,
-    undefined,
-    'should not save to package.json upon linking'
+    { '@myscope/linked': 'file:../other/scoped-linked' },
+    'should save to package.json upon linking'
   )
 
   t.matchSnapshot(await printLinks(), 'should create a local symlink to global pkg')