A custom PowerShell profile

profile.ps1

$env:LC_ALL = 'C.UTF-8'

Set-Location D:

function Import-VisualStudio () {
    $installationPath = & "C:\\Program Files (x86)\\Microsoft Visual Studio\\Installer\\vswhere.exe" `
        -property installationPath

    Import-Module (Join-Path $installationPath "Common7\\Tools\\Microsoft.VisualStudio.DevShell.dll")

    Enter-VsDevShell -VSInstallPath $installationPath -SkipAutomaticLocation `
        -DevCmdArguments '-arch=x64 -host_arch=x64 -no_logo'
}

function Write-BranchName () {
    Write-Host " [" -NoNewline -ForegroundColor Gray

    try {
        $branch = git rev-parse --abbrev-ref HEAD

        if ($branch -eq "HEAD") {
            $branch = git rev-parse --short HEAD
            Write-Host $branch -NoNewline -ForegroundColor Red
        }
        else {
            Write-Host $branch -NoNewline -ForegroundColor Green
        }
    }
    catch {
        Write-Host '?' -NoNewline -ForegroundColor Yellow
    }

    Write-Host ']' -NoNewline -ForegroundColor Gray
}

function prompt {
    $username = [Environment]::UserName.ToLower()
    $computerName = $Env:ComputerName.ToLower()

    $location = (Split-Path (Get-Location) -NoQualifier).ToLower()

    Write-Host $username -NoNewline -ForegroundColor Green
    Write-Host '@' -NoNewline -ForegroundColor White
    Write-Host $computerName -NoNewline -ForegroundColor Gray
    Write-Host ':' -NoNewline -ForegroundColor White
    Write-Host $location -NoNewline -ForegroundColor Magenta

    If ($? -eq $True) {
        Write-Host ' $' -NoNewline -ForegroundColor DarkRed
    }
    Else {
        Write-Host ' $' -NoNewline -ForegroundColor Red
    }

    If (Test-Path .git) {
        Write-BranchName
    }

    " "
}

Import-VisualStudio