Select an oh-my-posh theme (MacOS + Homebrew)

Oh-My-Posh.psm1

function Initialize-Omp {
  param(
    [string] $Config,
    [string] $Theme
  )

  $OmpPath = "$(brew --prefix oh-my-posh)"

  if ($Theme) {
    $Config = "$OmpPath/themes/$Theme.omp.json"
  }

  if ($Config -eq "") {
    oh-my-posh init pwsh | Invoke-Expression
  } else {
    oh-my-posh init pwsh --config "$Config" | Invoke-Expression
  }
}

function Select-OmpTheme {
  $OmpPath = "$(brew --prefix oh-my-posh)"

  $Theme = (Get-ChildItem "$OmpPath/themes").Name | fzf

  if ($Theme -eq "") {
    Write-Warning "No theme selected."
  } else {
    oh-my-posh init pwsh --config "$OmpPath/themes/$Theme" | Invoke-Expression
  }
}