functions/configuration/handlers/_environmentVariableHandler.ps1
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# <copyright file="_environmentVariableHandler.ps1" company="Endjin Limited"> # Copyright (c) Endjin Limited. All rights reserved. # </copyright> <# .SYNOPSIS Implements the handler for resolving Environment Variable references. .DESCRIPTION Implements the handler for resolving Environment Variable references. .PARAMETER ValueToResolve The Environment Variable to be resolved. #> function _environmentVariableHandler { [CmdletBinding()] param ( [Parameter(Mandatory=$true, Position=0)] $ValueToResolve ) if (Test-Path env:/$ValueToResolve){ return (Get-Item env:/$ValueToResolve | Select-Object -ExpandProperty Value) } else { throw "Unable to resolve Environment Variable: $ValueToResolve" } } # Register this handler with _ResolveDeploymentConfigValues [array]$script:configHandlers += @{ name = "EnvironmentVariable" matcher = "@EnvironmentVariable\((?<valueToResolve>.*)\)" handler = "_environmentVariableHandler" } |