Minimal git prompt for Powershell

Microsoft.PowerShell_profile.ps1

# Add this to Powershell profile

function prompt {
    $gitBranch = & git rev-parse --abbrev-ref HEAD 2>$null
    $pathString = "$PWD"
    $gitString = ""

    if ($gitBranch) {
        $status = & git status -sb 2>$null
        $aheadBehind = ""
        $uncommittedChanges = $false
        $color = "Green"

        if ($status -match "\[ahead (\d+)\]") {
            $aheadBehind += "↑$($matches[1])"
        }
        if ($status -match "\[behind (\d+)\]") {
            $aheadBehind += "↓$($matches[1])"
        }

        if ($status -match "^\s*[^#]") {
            $uncommittedChanges = $true
            $color = "Yellow"
        }

        if ($aheadBehind) {
            $gitString = " ($gitBranch $aheadBehind)"
        } else {
            $gitString = " ($gitBranch)"
        }

        if ($uncommittedChanges) {
            $gitString += "*"
        }

        # Apply color to git part
        if ($color -eq "Yellow") {
            $gitString = "`e[0;33m$gitString`e[0m"  # Yellow for git part
        } else {
            $gitString = "`e[0;32m$gitString`e[0m"  # Green for git part
        }
    }

    # Apply color to path part
    $pathString = "`e[0;34m$pathString`e[0m"  # Blue for path

    $currentTime = Get-Date -Format "HH:mm:ss"
    "`n$currentTime $pathString$gitString`n> "
}