private/ArgumentCompleter.ps1
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function Complete($wordToComplete) { # logic: # use a relative path if the supplied word isn't rooted (e.g. /temp/... or ~/... C:\...) # *and* the resolved path is a child of the current directory or its parent $shouldBeRelative = { -not (IsRooted $wordToComplete) -and (Resolve-Path $_) -like (Resolve-Path ..).Path + "*" # eww } # and terminal directory separator; quote if contains spaces $bowOnIt = { if ($_ -match ' ') { "'$_${/}'" } else { "$_${/}" } } $dirs = Expand-Path $wordToComplete -Directory | % { if (&$shouldBeRelative) { Resolve-Path -Relative $_} else {$_} } | Select -Unique $dirs | % { New-Object Management.Automation.CompletionResult (&$bowOnIt), $_, 'ParameterValue', $_ } } function RegisterArgumentCompleter([array]$commands) { Register-ArgumentCompleter -CommandName $commands -ParameterName Path -ScriptBlock { param($commandName, $parameterName, $wordToComplete, $commandAst, $boundParameters) Complete $wordToComplete } } |