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| $nvmexe = $null | |
| $nodeexe = "node.exe" | |
| if ($null -eq $env:NVM_HOME) { | |
| Write-Output "NVM is not installed, or not installed correctly..." | |
| } else { | |
| Write-Output "NVM_HOME=$env:NVM_HOME" | |
| Write-Output "NVM_SYMLINK=$env:NVM_SYMLINK" | |
| Write-Output "PATH=$env:PATH" | |
| $nvmexe = "$env:NVM_HOME\nvm.exe" | |
| $nodeexe = "$env:NVM_SYMLINK\node.exe" | |
| Write-Output "NVM managed versions:" | |
| &$nvmexe list | |
| } | |
| Write-Output "Active Node.js Version:" | |
| &$nodeexe --version | |
| if ($LASTEXITCODE -ne 0) { | |
| Write-Output "Unable to locade node.exe in path to check version!" | |
| } | |
| if (Test-Path -Path '.\nvmrc') { | |
| $nvmrcVersion = Get-Content .nvmrc | |
| Write-Output "Desired Node version: $nvmrcVersion" | |
| } else { | |
| Write-Output "No .nvmrc found!" | |
| } |
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| $ErrorActionPreference = "Stop" | |
| choco upgrade -y chocolatey | |
| choco uninstall -y nvm nvm.portable nodejs-lts | |
| choco install -y nvm | |
| refreshenv | |
| Write-Output "NVM_HOME=$env:NVM_HOME" | |
| Write-Output "NVM_SYMLINK=$env:NVM_SYMLINK" | |
| Write-Output "PATH=$env:PATH" | |
| $nvmexe = "$env:NVM_HOME\nvm.exe" | |
| $nodeexe = "$env:NVM_SYMLINK\node.exe" | |
| $nvmrcVersion = Get-Content .nvmrc | |
| Write-Output "Desired Node version: $nvmrcVersion" | |
| $nvmAvailable = (&$nvmexe list available) | |
| $candidateVersionLines = $nvmAvailable | Where-Object -FilterScript { | |
| $_ -like ('* ' + ($nvmrcVersion) + '.*') | |
| } | |
| $candidateVersions = @() | |
| foreach ($line in $candidateVersionLines) { | |
| $versions = $line.Split('|').Trim() | |
| foreach ($version in $versions) { | |
| if ([string]::IsNullOrWhiteSpace($version)) { | |
| continue | |
| } | |
| Write-Output ("testing: $version") | |
| if ($version -like ($nvmrcVersion + '.*')) { | |
| Write-Output ("found: $version") | |
| $candidateVersions += $version | |
| } | |
| } | |
| } | |
| Write-Output "candidateVersions: $candidateVersions" | |
| $desiredVersion = $candidateVersions[0] | |
| if ((&$nvmexe use $desiredVersion) -like '*not installed*') { | |
| Write-Output "desiredVersion ""$desiredVersion"" not installed, installing..." | |
| &$nvmexe install $desiredVersion | |
| if (-not $?) { | |
| Write-Warning 'There was some error installing the desired node version' | |
| exit 1 | |
| } | |
| &$nvmexe use $desiredVersion | |
| if (-not $?) { | |
| Write-Warning 'There was some error activating the desired node version' | |
| exit 1 | |
| } | |
| } | |
| else { | |
| Write-Output "desiredVersion ""$desiredVersion"" should be installed..." | |
| &$nvmexe use $desiredVersion | |
| } | |
| while ($true) { | |
| if (Test-Path "$env:NVM_SYMLINK") { | |
| break | |
| } | |
| Write-Output "Waiting for nodejs symlink to become available..." | |
| Start-Sleep -Seconds 5 | |
| } | |
| $waitCount = 0 | |
| $maxWaits = 6 | |
| while ($true) { | |
| if ($waitCount -gt $maxWaits) { | |
| Write-Output "unable to switch node versions!" | |
| exit 1 | |
| } | |
| $nodeVersion = (&$nodeexe --version) | |
| if ($nodeVersion -like "v$desiredVersion*") { | |
| Write-Output "node version good: $nodeVersion" | |
| break | |
| } | |
| else { | |
| Write-Output "nodeVersion: $nodeVersion" | |
| Write-Output "Waiting for symlink to update..." | |
| Start-Sleep 10 | |
| $waitCount++ | |
| } | |
| } |
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