medium-mvc-modules.ps1

enum MyAutocompleteValues {
  A,
  B,
  C
}

# initialize values once instead of on every invokation
$someDynamicSetting = ...
function myHelperFunction($a, $b) {
 ...
}

# this function would otherwise be defined on every call,
# if it was implemented as a script
function Get-BadNode {
    Param(
      # tab completion with MyAutocompleteValues
      [MyAutocompleteValues]$Value 
    )
    
    ...
}