Get-FormatData quietly ignores non-existing type-name arguments #4235
Description
Steps to reproduce
Get-FormatData NoSuch.Type.Exists.Or.IsLoadedExpected behavior
An error that indicates that the type does not exist (in the current session).
Actual behavior
A quiet no-op. No output, $? reports $True.
Environment data
PowerShell Core v6.0.0-beta.3 on macOS 10.12.5
PowerShell Core v6.0.0-beta.3 on Ubuntu 16.04.1 LTS
PowerShell Core v6.0.0-beta.3 on Microsoft Windows 10 Pro (64-bit; v10.0.14393)
Windows PowerShell v5.1.15063.413 on Microsoft Windows 10 Pro (64-bit; v10.0.15063)