private/Invoke-External.ps1
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<#
.SYNOPSIS Helper function for invoking an external utility (executable). The raison d'être for this function is to allow calls to external executables via their *full paths* to be mocked in Pester. .DESCRIPTION See source for more information : https://stackoverflow.com/questions/37926844/how-to-mock-a-call-to-an-exe-file-with-pester .PARAMETER LiteralPath Literal path to the executable ("...\nuget.exe", "npm") .PARAMETER PassThruArgs Arguments to be passed to the executable .EXAMPLE Invoke-External -l "npm" install -g $npmPackage | Out-Null #> Function Invoke-External { [CmdletBinding()] param( [Parameter(Mandatory=$true)] [string] $LiteralPath, [Parameter(ValueFromRemainingArguments=$true)] $PassThruArgs ) BEGIN {} PROCESS { & $LiteralPath $PassThruArgs } #PROCESS END {} } |