Test-ObfuscationHunter.ps1

#Requires -Modules PSScriptAnalyzer

Function Test-ObfuscationHunter {
[CmdletBinding(DefaultParameterSetName='File')]
Param (
[Parameter(ValueFromPipeline,ValueFromPipelineByPropertyName,ParameterSetName = 'File',Position = 0)]
[ValidateNotNullOrEmpty()]
[Alias('FilePath', 'FileName')]
[string[]]$Path = ('.\*.ps1', '.\*.psm1'),

[Parameter(ValueFromPipelineByPropertyName,ParameterSetName = 'Code',Position=0)]
[ValidateNotNull()]
[Alias('Script', 'ScriptBlock')]
[string[]]$Code,

[Parameter(Position=1)]
[string]$ObfuscationHunterModuleFilePath=
"$((Get-Module -Name ObfuscationHunter -ListAvailable | 
Select-Object -First 1 -ExpandProperty Path) -replace 'psd1','psm1')"
)
Begin {
    try {
        $HT = @{
            CustomizedRulePath = (Resolve-Path -Path $ObfuscationHunterModuleFilePath -ErrorAction Stop)
            ExcludeRule = 'PS*'
        }
    } catch {
        Write-Warning -Message "Failed because $($_.Exception.Message)"
    }
}
Process {
    if ($HT) {
        try {
            if ($PsBoundParameters['Code']) {
                PSScriptAnalyzer\Invoke-ScriptAnalyzer -ScriptDefinition `
                "$(([System.Management.Automation.Language.Parser]::ParseInput($Code, [ref]$null, [ref]$null)).Extent)" @HT
            } else {
                Get-ChildItem -Path $Path -ErrorAction SilentlyContinue | 
                ForEach-Object {
                    PSScriptAnalyzer\Invoke-ScriptAnalyzer -Path $_.FullName @HT
                }
            }
        } catch {
            Write-Warning -Message "Failed because $($_.Exception.Message)"
        }
    }
}
End {}
}