My personal PowerShell profile. As a GIST because I tend to use it on multiple machines and having it somewhere central is just helpful.

Microsoft.PowerShell_profile.ps1

# Chocolatey profile
$ChocolateyProfile = "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
if (Test-Path($ChocolateyProfile)) {
  Import-Module "$ChocolateyProfile"
}

# Dirty Env Vars
#$env:Path = $env:Path + ";..."

# Just some helpful commands/shortcuts
function global:touch {
  PARAM (
    [Parameter(Mandatory = $True, Position = 1)] [STRING] $file_name
  )

  New-Item ($MyInvocation.MyCommand.Path + $file_name)
}

function global:vi {
  PARAM (
    [Parameter(Mandatory = $True, Position = 1)] [STRING] $file_name
  )
  $fullFilePath = ('./' + $file_name) -replace "\\", "/"
  bash -c "vim $fullFilePath"
}

function global:psprofile {
  `code $profile`
}

function global:rm {
  PARAM(
    [Parameter(Mandatory = $True, Position = 1)] [STRING] $itemPath,
    [Parameter(Mandatory = $False, Position = 2)] [STRING] $flag1
  )
  $flags = ""
  if ($flag1 -eq "-r") {
    $flags += "-recursive "
  }
  Remove-Item (-path $itemPath $flags)
}

function global:Reload-Profile {
  & $profile
}

# Custom powershell prompt, shows git branch too
function prompt {
  $currentBranch = (&git rev-parse --abbrev-ref HEAD)

  # If we are in debug prompt
  if (test-path variable:/PSDebugContext) {
    Write-Host "[DBG] " -NoNewline -ForegroundColor Grey
  }

  Write-Host "$(Get-Location)" -NoNewline -ForegroundColor Yellow
  if ($currentBranch) {
    Write-Host " [$currentBranch]" -NoNewline -ForegroundColor Cyan
  }
  if ($nestedpromptlevel -ge 1) {
    Write-Host ">>" -NoNewline
  }
  Write-Host ">" -NoNewline -ForegroundColor Red
  return " "
}