refactor: show npm log in case of error

Author: zdm

lib/package.js

@@ -397,10 +397,12 @@ export default class Package {
 
             const res = childProcess.spawnSync( "npm", params, {
                 "shell": true,
-                "stdio": "inherit",
+                "stdio": "pipe",
             } );
 
             if ( res.status ) {
+                console.log( res.stderr + "" );
+
                 console.log( `Unable to publish to the npm registry` );
 
                 return result( 500 );
@@ -419,10 +421,15 @@ export default class Package {
                 const res = await repeatAction( async () => {
                     console.log( "Adding tag:", "npm", params.join( " " ) );
 
-                    const res = childProcess.spawnSync( "npm", params, { "shell": true, "stdio": "inherit" } );
+                    const res = childProcess.spawnSync( "npm", params, {
+                        "shell": true,
+                        "stdio": "pipe",
+                    } );
 
                     // error
                     if ( res.status ) {
+                        console.log( res.stderr + "" );
+
                         console.log( `Unable to add tag "${ tag }"` );
 
                         return result( 500 );
@@ -1015,10 +1022,12 @@ export default class Package {
         else {
             res = childProcess.spawnSync( "npm", [ "test" ], {
                 "cwd": this.root,
-                "stdio": "inherit",
+                "stdio": "pipe",
             } );
 
             if ( res.status ) {
+                console.log( res.stderr + "" );
+
                 res = result( [ 500, "Tests failed" ] );
             }
             else {