directory-stack.psm1
$Script:dirs_stack = New-Object System.Collections.Generic.List[string] function Get-Dir-Stack { if ($dirs_stack.Count -eq 0) { Write-Host "The stack is empty, use 'pd dir_name' to push the directory to the stack" -ForegroundColor red } else { Write-Host "Directory Stack:" -ForegroundColor green Write-Host "-------------------------------------------------------------" -ForegroundColor Yellow for ($i = 0; $i -le ($dirs_stack.Count -1); $i += 1) { Write-Host " $i " -NoNewline Write-Host "| " -NoNewline -ForegroundColor Yellow Write-Host "$($dirs_stack[$i])" } Write-Host "-------------------------------------------------------------" -ForegroundColor Yellow Write-Host "Select an index or press any key to exit: " -NoNewline -ForegroundColor Cyan $input_idx = Read-Host if ($null -ne $input_idx) { Set-Location $dirs_stack[$input_idx] } } } function Set-Dir-Stack($input_text) { if ($null -eq $input_text) { # Put current directory into stack $current_dir = $(Get-Location) if ($current_dir -notin $dirs_stack) { $dirs_stack.Add($current_dir) } else { Write-Host "Current directory has been added in the stack" -ForegroundColor blue } } elseif ($input_text -is [ int ] -and $input_text -lt $dirs_stack.Count) { # Go to the directory in the stack whose index is the input_text Set-Location $dirs_stack[$input_text] Write-Host "Jump to " -NoNewline Write-Host "$($dirs_stack[$input_text])" -ForegroundColor Green } elseif ($input_text -is [ string ]) { # Go to the directory of input, and put it in the stack Set-Location $input_text -ErrorAction stop $dirs_stack.Add($(Get-Location)) } else { # If the input_text is unavailable, print error info and show the current stack Write-Error("The directory stack length is $($dirs_stack.Count)") Get-Dir-Stack } } function Remove-Dir-Stack-Item($index) { if ($index -is [ int ] -and $index -lt $dirs_stack.Count) { $dirs_stack.RemoveAt($index) } else { Write-Error("The index $index must less than stack length $($dirs_stack.Count)") } } |