Chocolatey: Fixing "Already referencing a newer version of 'packagename'"

Chocolatey: Fixing "Already referencing a newer version of 'packagename'"

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fix.ps1

# Improved script of https://github.com/chocolatey/choco/wiki/Troubleshooting#already-referencing-a-newer-version-of-packagename
# This script automatically filters the suspected candidates which are to be removed.

Get-ChildItem -Path "$env:ChocolateyInstall\lib" -Recurse -Filter "*.nupkg" | Where-Object {
	# Filter packages with version number
	$_.Name -match "^.*\.(\d+|\.){2,}\.nupkg"
} | Where-Object {
	# whose parent directory does not contain the same version number
	$_.Directory.BaseName -ne $_.BaseName
} | % {
	# Remove -WhatIf after having run this script and having double-checked (!) each file listed in the previous
	# run if it is really supposed to be removed (check the wiki link for information).
	Remove-Item $_.FullName -WhatIf
}