A custom Powershell prompt à la Oh My ZSH

PowerShellPromptSetup.md

How to setup

Assuming you have Visual studio code installed and on the path. Assuming you have git installed and on the path.

1. Open PowerShell.
2. Edit your profile

   code $profile
   

3. Paste the content of the file below
4. Save in UTF-8 with BOM encoding.
5. Open a new PowerShell or source your new profile

   . $profile
   

profile.ps1

function PromptFolder {
    $currentFolder = $(Get-Item -Path "./")
    $isHome = $currentFolder.FullName -eq $HOME
    $folderName =
        if ($isHome) { "~" }
        else { $currentFolder.Name }

    $host.ui.RawUI.WindowTitle = $folderName
    Write-Host $folderName -NoNewline -ForegroundColor Cyan
}

function PromptGitBranch {
    $gitBranch = $(git rev-parse --abbrev-ref HEAD)
    
    if ($gitBranch) {
        Write-Host " git:(" -NoNewline -ForegroundColor Blue
        Write-Host $gitBranch -NoNewline -ForegroundColor DarkRed
        Write-Host ")" -NoNewline -ForegroundColor Blue
        
        $changedFiles = $(git status --porcelain)
        if ($changedFiles) {
            Write-Host " ✗" -NoNewline -ForegroundColor Yellow
        }
    }
}

function Prompt {
    if ($?) { Write-Host "➜ " -NoNewline -ForegroundColor Green }
    else {  Write-Host "➜ " -NoNewline -ForegroundColor Red }

    PromptFolder;
    PromptGitBranch;

    return " "
}