Write-Verbose[^\n\}\)\(\{\;]+
Write-Output[^\n\}\)\(\{\;]+
Write-Warning[^\n\}\)\(\{\;]+
,\s*Mandatory\s*=\s*\$true
,\s*Mandatory\s*=\s*\$false
Mandatory\s*=\s*\$true,
Mandatory\s*=\s*\$false,
validatepattern