ps

PS D:\> $userSvmPath = $env:USERPROFILE + "\.svm"

#
# helper functions
#
function Write-TitleMessage
{
  param (
    [string] $message
  )
  Write-Host  $("{0}" -f "`n $message `n") -BackgroundColor DarkGray -ForegroundColor Black
}
function Write-InfoMessage
{
  param (
    [string] $message
  )
  Write-Host $("{0}" -f " $message ")
}

function Write-ErrorMessage
{
  param (
    [string] $message
  )
  Write-Host $("{0}" -f " $message ") -BackgroundColor DarkRed -ForegroundColor White
}

function String-IsEmptyOrWhitespace
{
  param (
    [string] $str
  )
  return [string]::IsNullOrEmpty($str) -or $str.Trim().length -eq 0
}

function New-SvmInstallLocation
{
  param (
    [string] $installPath
  )

  if (Test-Path $installPath)
  {
    Write-InfoMessage "An existing svm installation was found at '$installPath'. This will be upgraded."
    $paths = Get-ChildItem "$installPath" -Exclude ("version", "versions")
    foreach ($path in $paths)
    {
      if ($path.PSIsContainer -eq $true) { [System.IO.Directory]::Delete($path.FullName, $true) }
      else { [System.IO.File]::Delete($path.FullName) }
    }
  }
  else
  {
    Write-InfoMessage "Creating svm install location at '$installPath'."
    New-Item $installPath -type Directory | Out-Null
  }
}

function Download-SvmPackage
{
  param (
    [string] $url,
    [string] $downloadPath
  )

  Write-InfoMessage "Downloading svm install package from '$url'."

  New-Item $([System.IO.Path]::GetDirectoryName($downloadPath)) -type Directory | Out-Null
  $wc = New-Object System.Net.WebClient
  $wc.DownloadFile($url, $downloadPath)
}

function Install-SvmPackage
{
  param (
    [string] $downloadPath,
    [string] $installPath
  )

  Write-InfoMessage "Installing svm to '$installPath'."

  $unzipFolder = [System.IO.Path]::ChangeExtension($downloadPath, $null).TrimEnd('.')
  New-Item $unzipFolder -type Directory | Out-Null

  # Use the shell to uncompress the zip file
  $shellApp = New-Object -com shell.application
  $zipFile = $shellApp.namespace($downloadPath)
  $destination = $shellApp.namespace($unzipFolder)
  $destination.CopyHere($zipFile.items(), 0x14) #0x4 = don't show UI, 0x10 = overwrite files

  # Only copy Windows specific contents into the install folder
  $zipFolderToExtract = [System.IO.Path]::Combine($unzipFolder, 'svm-0.4.2', 'src', 'bin')
  Remove-Item -Path $([System.IO.Path]::Combine($zipFolderToExtract, 'svm'))
  Copy-Item -Path $zipFolderToExtract -Recurse -Destination $installPath
  $zipFolderToExtract = [System.IO.Path]::Combine($unzipFolder, 'svm-0.4.2', 'src', 'shims')
  Remove-Item -Path $([System.IO.Path]::Combine($zipFolderToExtract, 'scriptcs'))
  Copy-Item -Path $zipFolderToExtract -Recurse -Destination $installPath

  # TODO - remove temp download folder
}

function Configure-Environment
{
  param (
    [string] $installPath
  )

  Write-InfoMessage "Configuring path environment variables for svm."

  $envPath = [Environment]::GetEnvironmentVariable("Path", [System.EnvironmentVariableTarget]::User)

  $foldersToPrependToPath = @()
  $foldersToPrependToPath += [System.IO.Path]::Combine($installPath, 'bin')
  $foldersToPrependToPath += [System.IO.Path]::Combine($installPath, 'shims')
  $newPath = ($foldersToPrependToPath)

  if (!$(String-IsEmptyOrWhitespace( $envPath )))
  {
    foreach($path in $envPath.Split(';'))
    {
      if (!$foldersToPrependToPath.Contains($path)) { $newPath += $path }
    }
  }
  $path = [String]::Join(';', $newPath)

  # set user path
  [Environment]::SetEnvironmentVariable("Path", $path, [System.EnvironmentVariableTarget]::User)
}

#
# installer
#
Write-TitleMessage "scriptcs version manager - installer"

$installPath  = $userSvmPath
$url          = "https://github.com/scriptcs-contrib/svm/archive/v0.4.2.zip"
$downloadPath = [System.IO.Path]::Combine($env:TEMP, [Guid]::NewGuid(), 'svm-install.zip')

New-SvmInstallLocation $installPath
Download-SvmPackage -url $url -downloadPath $downloadPath
Install-SvmPackage -downloadPath $downloadPath -installPath $installPath
Configure-Environment $installPath

Write-InfoMessage "Successfully installed!"
Write-InfoMessage "`nStart a new console and run 'svm help' to get started."

 scriptcs version manager - installer

Не удается найти перегрузку для "Combine" и количества аргументов: "3".
строка:138 знак:42
+ $downloadPath = [System.IO.Path]::Combine <<<< ($env:TEMP, [Guid]::NewGuid(), 'svm-ins
tall.zip')
    + CategoryInfo          : NotSpecified: (:) [], MethodException
    + FullyQualifiedErrorId : MethodCountCouldNotFindBest

 An existing svm installation was found at 'C:\Users\Akigami\.svm'. This will be upgraded
.
Исключение при вызове "Delete" с "1" аргументами: "Путь имеет недопустимую форму."
строка:50 знак:38
+       else { [System.IO.File]::Delete <<<< ($path.FullName) }
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

 Downloading svm install package from 'https://github.com/scriptcs-contrib/svm/archive/v0
.4.2.zip'.
Исключение при вызове "GetDirectoryName" с "1" аргументами: "Путь имеет недопустимую фор
му."
строка:69 знак:48
+   New-Item $([System.IO.Path]::GetDirectoryName <<<< ($downloadPath)) -type Directory
| Out-Null
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

New-Item : Не удается привязать аргумента к параметру "Path", так как он имеет значение
NULL.
строка:69 знак:11
+   New-Item <<<<  $([System.IO.Path]::GetDirectoryName($downloadPath)) -type Directory
| Out-Null
    + CategoryInfo          : InvalidData: (:) [New-Item], ParameterBindingValidationEx
   ception
    + FullyQualifiedErrorId : ParameterArgumentValidationErrorNullNotAllowed,Microsoft.
   PowerShell.Commands.NewItemCommand

Исключение при вызове "DownloadFile" с "2" аргументами: "Исключение во время запроса Web
Client."
строка:71 знак:19
+   $wc.DownloadFile <<<< ($url, $downloadPath)
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

 Installing svm to 'C:\Users\Akigami\.svm'.
New-Item : Не удается привязать аргумент к параметру "Path", так как он представляет соб
ой пустую строку.
строка:84 знак:11
+   New-Item <<<<  $unzipFolder -type Directory | Out-Null
    + CategoryInfo          : InvalidData: (:) [New-Item], ParameterBindingValidationEx
   ception
    + FullyQualifiedErrorId : ParameterArgumentValidationErrorEmptyStringNotAllowed,Mic
   rosoft.PowerShell.Commands.NewItemCommand

Не удается найти перегрузку для "Combine" и количества аргументов: "4".
строка:93 знак:50
+   $zipFolderToExtract = [System.IO.Path]::Combine <<<< ($unzipFolder, 'svm-0.4.2', 'sr
c', 'bin')
    + CategoryInfo          : NotSpecified: (:) [], MethodException
    + FullyQualifiedErrorId : MethodCountCouldNotFindBest

Remove-Item : Не удается найти путь "D:\svm", так как он не существует.
строка:94 знак:14
+   Remove-Item <<<<  -Path $([System.IO.Path]::Combine($zipFolderToExtract, 'svm'))
    + CategoryInfo          : ObjectNotFound: (D:\svm:String) [Remove-Item], ItemNotFou
   ndException
    + FullyQualifiedErrorId : PathNotFound,Microsoft.PowerShell.Commands.RemoveItemComm
   and

Copy-Item : Не удается привязать аргумента к параметру "Path", так как он имеет значение
 NULL.
строка:95 знак:18
+   Copy-Item -Path <<<<  $zipFolderToExtract -Recurse -Destination $installPath
    + CategoryInfo          : InvalidData: (:) [Copy-Item], ParameterBindingValidationE
   xception
    + FullyQualifiedErrorId : ParameterArgumentValidationErrorNullNotAllowed,Microsoft.
   PowerShell.Commands.CopyItemCommand

Не удается найти перегрузку для "Combine" и количества аргументов: "4".
строка:96 знак:50
+   $zipFolderToExtract = [System.IO.Path]::Combine <<<< ($unzipFolder, 'svm-0.4.2', 'sr
c', 'shims')
    + CategoryInfo          : NotSpecified: (:) [], MethodException
    + FullyQualifiedErrorId : MethodCountCouldNotFindBest

Remove-Item : Не удается найти путь "D:\scriptcs", так как он не существует.
строка:97 знак:14
+   Remove-Item <<<<  -Path $([System.IO.Path]::Combine($zipFolderToExtract, 'scriptcs')
)
    + CategoryInfo          : ObjectNotFound: (D:\scriptcs:String) [Remove-Item], ItemN
   otFoundException
    + FullyQualifiedErrorId : PathNotFound,Microsoft.PowerShell.Commands.RemoveItemComm
   and

Copy-Item : Не удается привязать аргумента к параметру "Path", так как он имеет значение
 NULL.
строка:98 знак:18
+   Copy-Item -Path <<<<  $zipFolderToExtract -Recurse -Destination $installPath
    + CategoryInfo          : InvalidData: (:) [Copy-Item], ParameterBindingValidationE
   xception
    + FullyQualifiedErrorId : ParameterArgumentValidationErrorNullNotAllowed,Microsoft.
   PowerShell.Commands.CopyItemCommand

 Configuring path environment variables for svm.
Произошла ошибка при вызове метода, так как [System.Object[]] не содержит метод с именем
 "Contains".
строка:122 знак:44
+       if (!$foldersToPrependToPath.Contains <<<< ($path)) { $newPath += $path }
    + CategoryInfo          : InvalidOperation: (Contains:String) [], RuntimeException
    + FullyQualifiedErrorId : MethodNotFound

Произошла ошибка при вызове метода, так как [System.Object[]] не содержит метод с именем
 "Contains".
строка:122 знак:44
+       if (!$foldersToPrependToPath.Contains <<<< ($path)) { $newPath += $path }
    + CategoryInfo          : InvalidOperation: (Contains:String) [], RuntimeException
    + FullyQualifiedErrorId : MethodNotFound

 Successfully installed!

Start a new console and run 'svm help' to get started.

_____________________________________________________________________________________