public/Get-InstalledPackage.ps1
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# Returns the packages that are installed. function Get-InstalledPackage { [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSReviewUnusedParameter', '', Justification='Version may not always be used, but are still required')] [CmdletBinding()] param ( [Parameter()] [string] $Name, [Parameter()] [string] $RequiredVersion, [Parameter()] [string] $MinimumVersion, [Parameter()] [string] $MaximumVersion ) Write-Debug ($LocalizedData.ProviderDebugMessage -f ('Get-InstalledPackage')) # If a user wants to check whether the latest version is installed, first check the repo for what the latest version is if ($RequiredVersion -eq 'latest') { $RequiredVersion = $(Find-WinGetPackage -Name $Name).Version } # Convert the PSCustomObject output from Cobalt into PackageManagement SWIDs, then filter results by version requirements # This provides wildcard search behavior for locally installed packages, which WinGet lacks Cobalt\Get-WinGetPackage | Where-Object {-Not $Name -Or ($_.ID -Like $Name)} | Where-Object {Test-PackageVersion -Package $_ -RequiredVersion $RequiredVersion -MinimumVersion $MinimumVersion -MaximumVersion $MaximumVersion} | ConvertTo-SoftwareIdentity } |