Public/Format-DockerTag.ps1
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function Format-DockerTag { [CmdletBinding()] param ( [Parameter(Mandatory=$true)] [string] $Dockerfile ) $pathToDockerFile = Format-AsAbsolutePath $DockerFile $dockerFileExists = [System.IO.File]::Exists($pathToDockerFile) if (!$dockerFileExists) { $mesage = "No such file: ${pathToDockerFile}" throw [System.IO.FileNotFoundException]::new($mesage) } $parentDirCount = (Split-Path -Parent $pathToDockerFile).Split([IO.Path]::DirectorySeparatorChar).Length if ($parentDirCount -lt 3) { throw "The parent directory structure cannot be parsed into a valid docker tag, full path: ${pathToDockerFile}" } $result = [DockerTagInfo]::new() $archPath = Split-Path -Parent -Path $pathToDockerFile $distroPath = Split-Path -Parent -Path $archPath $versionPath = Split-Path -Parent -Path $distroPath $result.Arch = Split-Path -Leaf -Path $archPath $result.Distro = Split-Path -Leaf -Path $distroPath $result.Version = Split-Path -Leaf -Path $versionPath $result.Tag = $result.Version + '-' + $result.Distro + '-' + $result.Arch $result } |