[CmdletBinding()]

Param(

[Parameter(Position=0,Mandatory=$false,ValueFromRemainingArguments=$true)]

[string[]]$BuildArguments

)

Write-Output "PowerShell $($PSVersionTable.PSEdition) version $($PSVersionTable.PSVersion)"

Set-StrictMode -Version 2.0; $ErrorActionPreference = "Stop"; $ConfirmPreference = "None"; trap { Write-Error $_ -ErrorAction Continue; exit 1 }

$PSScriptRoot = Split-Path $MyInvocation.MyCommand.Path -Parent

$BuildProjectFile = "$PSScriptRoot\nuke\_build.csproj"

$TempDirectory = "$PSScriptRoot\\.nuke\temp"

$DotNetGlobalFile = "$PSScriptRoot\\global.json"

$DotNetInstallUrl = "https://dot.net/v1/dotnet-install.ps1"

$DotNetChannel = "Current"

$env:DOTNET_SKIP_FIRST_TIME_EXPERIENCE = 1

$env:DOTNET_CLI_TELEMETRY_OPTOUT = 1

$env:DOTNET_MULTILEVEL_LOOKUP = 0

function ExecSafe([scriptblock] $cmd) {

& $cmd

if ($LASTEXITCODE) { exit $LASTEXITCODE }

}

if ($null -ne (Get-Command "dotnet" -ErrorAction SilentlyContinue) -and `

$(dotnet --version) -and $LASTEXITCODE -eq 0) {

$env:DOTNET_EXE = (Get-Command "dotnet").Path

}

else {

# Download install script

$DotNetInstallFile = "$TempDirectory\dotnet-install.ps1"

New-Item -ItemType Directory -Path $TempDirectory -Force | Out-Null

[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

(New-Object System.Net.WebClient).DownloadFile($DotNetInstallUrl, $DotNetInstallFile)

# If global.json exists, load expected version

if (Test-Path $DotNetGlobalFile) {

$DotNetGlobal = $(Get-Content $DotNetGlobalFile | Out-String | ConvertFrom-Json)

if ($DotNetGlobal.PSObject.Properties["sdk"] -and $DotNetGlobal.sdk.PSObject.Properties["version"]) {

$DotNetVersion = $DotNetGlobal.sdk.version

}

}

# Install by channel or version

$DotNetDirectory = "$TempDirectory\dotnet-win"

if (!(Test-Path variable:DotNetVersion)) {

ExecSafe { & powershell $DotNetInstallFile -InstallDir $DotNetDirectory -Channel $DotNetChannel -NoPath }

} else {

ExecSafe { & powershell $DotNetInstallFile -InstallDir $DotNetDirectory -Version $DotNetVersion -NoPath }

}

$env:DOTNET_EXE = "$DotNetDirectory\dotnet.exe"

}

Write-Output "Microsoft (R) .NET SDK version $(& $env:DOTNET_EXE --version)"

ExecSafe { & $env:DOTNET_EXE build $BuildProjectFile /nodeReuse:false /p:UseSharedCompilation=false -nologo -clp:NoSummary --verbosity quiet }

ExecSafe { & $env:DOTNET_EXE run --project $BuildProjectFile --no-build -- $BuildArguments }