Functions/Resolve-WhiskeyNuGetPackageVersion.ps1
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function Resolve-WhiskeyNuGetPackageVersion { [CmdletBinding()] param( [Parameter(Mandatory=$true)] [string] # The name of the NuGet package to download. $NuGetPackageName, [string] # The version of the package to download. Must be a three part number, i.e. it must have a MAJOR, MINOR, and BUILD number. $Version, [string] $NugetPath = (Join-Path -Path $PSScriptRoot -ChildPath '..\bin\NuGet.exe' -Resolve) ) Set-StrictMode -Version 'Latest' Use-CallerPreference -Cmdlet $PSCmdlet -SessionState $ExecutionContext.SessionState if( -not $Version ) { Set-Item -Path 'env:EnableNuGetPackageRestore' -Value 'true' $NuGetPackage = Invoke-Command -NoNewScope -ScriptBlock { & $NugetPath list ('packageid:{0}' -f $NuGetPackageName) } $Version = $NuGetPackage | Where-Object { $_ -match $NuGetPackageName } | Where-Object { $_ -match ' (\d+\.\d+\.\d+.*)' } | ForEach-Object { $Matches[1] } | Select-Object -First 1 if( -not $Version ) { Write-Error ("Unable to find latest version of package '{0}'." -f $NuGetPackageName) return } } elseif( [Management.Automation.WildcardPattern]::ContainsWildcardCharacters($version) ) { Write-Error "Wildcards are not allowed for NuGet packages yet because of a bug in the nuget.org search API (https://github.com/NuGet/NuGetGallery/issues/3274)." return } return $Version } |