lib/environment-variable.psm1
#Requires -PSEdition Core -Version 7.2 Import-Module -Name @( (Join-Path -Path $PSScriptRoot -ChildPath 'command-file.psm1') ) -Prefix 'GitHubActions' -Scope 'Local' [Flags()] Enum GitHubActionsEnvironmentVariableScopes { Current = 1 Subsequent = 2 } <# .SYNOPSIS GitHub Actions - Add PATH .DESCRIPTION Add PATH for the current step and/or all of the subsequent steps in the current job. .PARAMETER Path Absolute paths. .PARAMETER Scope Scope of the PATHs. .PARAMETER Optimize Whether to have an optimize operation by replace exist command instead of add command directly. .OUTPUTS [Void] #> Function Add-PATH { [CmdletBinding(HelpUri = 'https://github.com/hugoalh-studio/ghactions-toolkit-powershell/wiki/api_function_addgithubactionspath')] [OutputType([Void])] Param ( [Parameter(Mandatory = $True, Position = 0, ValueFromPipeline = $True, ValueFromPipelineByPropertyName = $True)][ValidateScript({ [System.IO.Path]::IsPathFullyQualified($_) }, ErrorMessage = '`{0}` is not a valid absolute path!')][Alias('Paths')][String[]]$Path, [Parameter(ValueFromPipelineByPropertyName = $True)][Alias('Scopes')][GitHubActionsEnvironmentVariableScopes]$Scope = [GitHubActionsEnvironmentVariableScopes]3, [Parameter(ValueFromPipelineByPropertyName = $True)][Switch]$Optimize ) Begin { [Boolean]$ShouldProceed = $True Try { If ([String]::IsNullOrEmpty($Env:GITHUB_PATH)) { Throw 'Environment path `GITHUB_PATH` is not defined!' } If (![System.IO.Path]::IsPathFullyQualified($Env:GITHUB_PATH)) { Throw "``$Env:GITHUB_PATH`` (environment path ``GITHUB_PATH``) is not a valid absolute path!" } If (!(Test-Path -LiteralPath $FileCommandPath -PathType 'Leaf')) { Throw 'File is not exist!' } } Catch { $ShouldProceed = $False Write-Error -Message "Unable to add the GitHub Actions PATH: $_" -Category 'ResourceUnavailable' } } Process { If (!$ShouldProceed) { Return } If (($Scope -band ([GitHubActionsEnvironmentVariableScopes]::Current)) -ieq ([GitHubActionsEnvironmentVariableScopes]::Current)) { $Null = [System.Environment]::SetEnvironmentVariable('PATH', ( ($Env:PATH -isplit ([System.IO.Path]::PathSeparator)) + $Path | Select-Object -Unique | Join-String -Separator ([System.IO.Path]::PathSeparator) )) } If (($Scope -band ([GitHubActionsEnvironmentVariableScopes]::Subsequent)) -ieq ([GitHubActionsEnvironmentVariableScopes]::Subsequent)) { Try { If ($Optimize.IsPresent) { (Get-Content -LiteralPath $Env:GITHUB_PATH -Encoding 'UTF8NoBOM') + $Path | Where-Object -FilterScript { $_.Length -gt 0 } | Select-Object -Unique | Set-Content -LiteralPath $Env:GITHUB_PATH -Confirm:$False -Encoding 'UTF8NoBOM' } Else { Add-Content -LiteralPath $Env:GITHUB_PATH -Value $Path -Confirm:$False -Encoding 'UTF8NoBOM' } } Catch { Write-Error -Message "Unable to add the GitHub Actions PATH: $_" -Category (($_)?.CategoryInfo.Category ?? 'OperationStopped') } } } } <# .SYNOPSIS GitHub Actions - Clear Environment Variable .DESCRIPTION Clear the environment variables that set in the current step. .OUTPUTS [Void] #> Function Clear-EnvironmentVariable { [CmdletBinding(HelpUri = 'https://github.com/hugoalh-studio/ghactions-toolkit-powershell/wiki/api_function_cleargithubactionsenvironmentvariable')] [OutputType([Void])] Param () Clear-GitHubActionsFileCommand -FileCommand 'GITHUB_ENV' } Set-Alias -Name 'Clear-Env' -Value 'Clear-EnvironmentVariable' -Option 'ReadOnly' -Scope 'Local' Set-Alias -Name 'Remove-Env' -Value 'Clear-EnvironmentVariable' -Option 'ReadOnly' -Scope 'Local' Set-Alias -Name 'Remove-EnvironmentVariable' -Value 'Clear-EnvironmentVariable' -Option 'ReadOnly' -Scope 'Local' <# .SYNOPSIS GitHub Actions - Clear PATH .DESCRIPTION Clear the PATHs that set in the current step. .OUTPUTS [Void] #> Function Clear-PATH { [CmdletBinding(HelpUri = 'https://github.com/hugoalh-studio/ghactions-toolkit-powershell/wiki/api_function_cleargithubactionspath')] [OutputType([Void])] Param () Clear-GitHubActionsFileCommand -FileCommand 'GITHUB_PATH' } Set-Alias -Name 'Remove-PATH' -Value 'Clear-PATH' -Option 'ReadOnly' -Scope 'Local' <# .SYNOPSIS GitHub Actions - Set Environment Variable .DESCRIPTION Set environment variable for the current step and/or all of the subsequent steps in the current job. .PARAMETER Name Name of the environment variable. .PARAMETER Value Value of the environment variable. .PARAMETER NoToUpper Whether to not format names of the environment variable to the upper case. .PARAMETER Scope Scope of the environment variable. .PARAMETER Optimize Whether to have an optimize operation by replace exist command instead of add command directly. .OUTPUTS [Void] #> Function Set-EnvironmentVariable { [CmdletBinding(HelpUri = 'https://github.com/hugoalh-studio/ghactions-toolkit-powershell/wiki/api_function_setgithubactionsenvironmentvariable')] [OutputType([Void])] Param ( [Parameter(Mandatory = $True, Position = 0, ValueFromPipelineByPropertyName = $True)][ValidateScript({ Test-EnvironmentVariableName -InputObject $_ }, ErrorMessage = '`{0}` is not a valid environment variable name!')][Alias('Key')][String]$Name, [Parameter(Mandatory = $True, Position = 1, ValueFromPipelineByPropertyName = $True)][String]$Value, [Parameter(ValueFromPipelineByPropertyName = $True)][Alias('NoToUpperCase')][Switch]$NoToUpper, [Parameter(ValueFromPipelineByPropertyName = $True)][Alias('Scopes')][GitHubActionsEnvironmentVariableScopes]$Scope = [GitHubActionsEnvironmentVariableScopes]3, [Parameter(ValueFromPipelineByPropertyName = $True)][Switch]$Optimize ) Process { If (($Scope -band ([GitHubActionsEnvironmentVariableScopes]::Current)) -ieq ([GitHubActionsEnvironmentVariableScopes]::Current)) { $Null = [System.Environment]::SetEnvironmentVariable($Name, $Value) } If (($Scope -band ([GitHubActionsEnvironmentVariableScopes]::Subsequent)) -ieq ([GitHubActionsEnvironmentVariableScopes]::Subsequent)) { Write-GitHubActionsFileCommand -FileCommand 'GITHUB_ENV' -Name $Name -Value $Value -Optimize:($Optimize.IsPresent) } } } Set-Alias -Name 'Set-Env' -Value 'Set-EnvironmentVariable' -Option 'ReadOnly' -Scope 'Local' <# .SYNOPSIS GitHub Actions - Internal - Test Environment Variable Name .DESCRIPTION Test the name of the environment variable whether is valid. .PARAMETER InputObject Name of the environment variable that need to test. .OUTPUTS [Boolean] Test result. #> Function Test-EnvironmentVariableName { [OutputType([Boolean])] Param ( [Parameter(Mandatory = $True, Position = 0)][Alias('Input', 'Object')][String]$InputObject ) Return ($InputObject -imatch '^(?:[\da-z][\da-z_-]*)?[\da-z]$' -and $InputObject -inotmatch '^(?:CI|PATH)$|^(?:ACTIONS|GITHUB|RUNNER)_') } Export-ModuleMember -Function @( 'Add-PATH', 'Clear-EnvironmentVariable', 'Clear-PATH', 'Set-EnvironmentVariable' ) -Alias @( 'Clear-Env', 'Remove-Env', 'Remove-EnvironmentVariable', 'Remove-PATH', 'Set-Env' ) |