Private/Build/New-BrownserveInitScript.ps1
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function New-BrownserveInitScript { [CmdletBinding()] param ( # The permanent paths (i.e. those that should always exists) [Parameter( Mandatory = $true )] [InitPath[]] $PermanentPaths, # The ephemeral paths [Parameter( Mandatory = $true )] [InitPath[]] $EphemeralPaths, # Whether or not to include our custom PowerShell module loader [Parameter( Mandatory = $false )] [switch] $IncludeModuleLoader, # Any custom init steps [Parameter( Mandatory = $false )] [string] $CustomInitSteps ) begin { # Import the template try { $InitTemplate = Get-Content (Join-Path $PSScriptRoot init.ps1.template) -Raw } catch { throw "Failed to import InitTemplate.`n$($_.Exception.Message)" } } process { # We'll go over each permanent path and create an entry in the _init file that will resolve the path # to it's actual location $PermanentPathText = "" $PermanentPaths | ForEach-Object { # If we have a description we need to have that appear first if ($_.Description) { $PermanentPathText = $PermanentPathText + "# $($_.Description)`n" } # If we've got child paths we'll have to do some really fancy interpolation if ($_.ChildPaths) { $Path = "'$($_.Path)' " + $("'" + ($_.ChildPaths -join "','") + "'") } else { $Path = "'$($_.Path)'" } $PermanentPathText = $PermanentPathText + @" `$Global:$($_.VariableName) = Join-Path `$global:BrownserveRepoRootDirectory $Path | Convert-Path`n "@ } $InitTemplate = $InitTemplate.Replace('###PERMANENT_PATHS###', $PermanentPathText) # For our ephemeral paths we first need to define them as standalone variables, so we can create them # if they don't already exist $EphemeralPathText = ",`n" $EphemeralPaths | ForEach-Object -Process { # If we've got child paths we'll have to do some really fancy interpolation if ($_.ChildPaths) { $Path = "'$($_.Path)' " + $("'" + ($_.ChildPaths -join "','") + "'") } else { $Path = "'$($_.Path)'" } $EphemeralPathText = $EphemeralPathText + @" (`$$($_.VariableName) = Join-Path `$global:BrownserveRepoRootDirectory $Path) "@ # We are building an array in the template # if this is the last line of the array then we don't want to add a comma! if ($_ -eq $EphemeralPaths[-1]) { $EphemeralPathText = $EphemeralPathText + "`n" } else { $EphemeralPathText = $EphemeralPathText + ",`n" } } $InitTemplate = $InitTemplate.Replace('###EPHEMERAL_PATHS###', $EphemeralPathText) # Now we can create our global variables that reference their proper paths $EphemeralPathVariableText = "`n" $EphemeralPaths | ForEach-Object { # If we have a description we need to have that appear first if ($_.Description) { $EphemeralPathVariableText = $EphemeralPathVariableText + "# $($_.Description)`n" } $EphemeralPathVariableText = $EphemeralPathVariableText + @" `$global:$($_.VariableName) = `$$($_.VariableName) | Convert-Path`n "@ } $InitTemplate = $InitTemplate.Replace('###EPHEMERAL_PATH_VARIABLES###', $EphemeralPathVariableText) # Here we set up our custom module loader for loading any Powershell modules we may have created in a given repo if ($IncludeModuleLoader) { $ModuleText = @' # Find and load any custom PowerShell modules we've written for this repo try { Get-ChildItem $global:BrownserveRepoCodeDirectory -Filter '*.psm1' -Recurse | Foreach-Object { Import-Module $_ -Force -Verbose:$false } } catch { throw "Failed to import custom modules.`n$($_.Exception.Message)" } '@ } $InitTemplate = $InitTemplate.Replace('###CUSTOM_MODULE_LOADER###', $ModuleText) # Finally we carry over any custom _init steps if the user has given them $InitTemplate = $InitTemplate.Replace('###CUSTOM_INIT_STEPS###', $CustomInitSteps) } end { Return $InitTemplate } } |