Resolve 'Publish-Module doesn't report error but fails to publish module' (#316) (#332)

This is happening due to the latest version of dotnet cli is not writing the error messages into error stream

Author: bmanikm

CHANGELOG.md

@@ -1,4 +1,8 @@
 # Changelog
+## 2.0.1
+Bug fix
+- Resolved Publish-Module doesn't report error but fails to publish module (#316)
+
 ## 2.0.0
 Breaking Change
 - Default installation scope for Install-Module, Install-Script, and Install-Package has changed. For Windows PowerShell (version 5.1 or below), the default scope is AllUsers when running in an elevated session, and CurrentUser at all other times.

PowerShellGet/PowerShellGet.psd1

@@ -1,6 +1,6 @@
 @{
 RootModule = 'PSModule.psm1'
-ModuleVersion = '2.0.0'
+ModuleVersion = '2.0.1'
 GUID = '1d73a601-4a6c-43c5-ba3f-619b18bbb404'
 Author = 'Microsoft Corporation'
 CompanyName = 'Microsoft Corporation'
@@ -54,6 +54,10 @@ PrivateData = @{
         ProjectUri = 'https://go.microsoft.com/fwlink/?LinkId=828955'
         LicenseUri = 'https://go.microsoft.com/fwlink/?LinkId=829061'
         ReleaseNotes = @'
+## 2.0.1
+Bug fix
+- Resolved Publish-Module doesn't report error but fails to publish module (#316)
+
 ## 2.0.0
 
 Breaking Change

PowerShellGet/private/functions/Publish-PSArtifactUtility.ps1

@@ -515,11 +515,13 @@ $CsprojContent = @"
         $tempOutputFile = Microsoft.PowerShell.Management\Join-Path -Path $nugetPackageRoot -ChildPath "TempPublishOutput.txt"
 
         $errorMsg = $null
+        $outputMsg = $null
         $StartProcess_params = @{
             RedirectStandardError = $tempErrorFile
             RedirectStandardOutput = $tempOutputFile
             NoNewWindow = $true
             Wait = $true
+            PassThru = $true
         }
 
         if($script:DotnetCommandPath) {
@@ -547,13 +549,31 @@ $CsprojContent = @"
             $StartProcess_params['Confirm'] = $false
         }
 
-        Microsoft.PowerShell.Management\Start-Process @StartProcess_params
+        $process = Microsoft.PowerShell.Management\Start-Process @StartProcess_params
 
         if(Test-Path -Path $tempErrorFile -PathType Leaf) {
             $errorMsg = Microsoft.PowerShell.Management\Get-Content -Path $tempErrorFile -Raw
+            
+            if($errorMsg) {
+                Write-Verbose -Message $errorMsg
+            }
+        }
+
+        if(Test-Path -Path $tempOutputFile -PathType Leaf) {
+            $outputMsg = Microsoft.PowerShell.Management\Get-Content -Path $tempOutputFile -Raw
+
+            if($outputMsg) {
+                Write-Verbose -Message $outputMsg
+            }
+        }
+
+        # The newer version of dotnet cli writes the error message into output stream instead of error stream
+        # Get the error message from output stream when ExitCode is non zero (error).
+        if($process -and $process.ExitCode -and -not $errorMsg -and $outputMsg) {
+            $errorMsg = $outputMsg
         }
 
-        if($errorMsg)
+        if(-not $process -or $process.ExitCode)
         {
             if(($NugetApiKey -eq 'VSTS') -and
                ($errorMsg -match 'Cannot prompt for input in non-interactive mode.') )