fix: fix dependencies updater

Author: zdm

lib/package.js

@@ -879,25 +879,19 @@ export default class Package {
         // perform update
         process.stdout.write( "Updating dependencies ... " );
 
-        res = childProcess.spawnSync( "npm update --json", {
-            "cwd": this.root,
-            "stdio": [ "ignore", "pipe", "ignore" ],
-            "shell": true,
-        } );
-
-        // update failed
-        if ( res.status ) {
-            console.log( ansi.error( " ERROR " ) );
-
-            const output = JSON.parse( res.stdout );
+        res = await this.npm.api.exec( "update" );
 
-            console.log( output.error.summary );
-            console.log( output.error.detail );
-
-            return result( 500 );
+        if ( res.ok ) {
+            console.log( ansi.ok( " OK " ) );
         }
         else {
-            console.log( ansi.ok( " OK " ) );
+
+            // update failed
+            console.log( ansi.error( " ERROR " ) );
+            console.log( res.data.error.summary );
+            console.log( res.data.error.detail );
+
+            return res;
         }
 
         // commit and push