Import-Module -Name PSReadline

$about_topic = Get-Help -Name about_PSReadline

$methods = [Microsoft.PowerShell.PSConsoleReadLine].GetMethods('public,static') |

Where-Object {

$method = $_

$parameters = $method.GetParameters()

$parameters.Count -eq 2 -and

$parameters[0].ParameterType -eq [Nullable[ConsoleKeyInfo]] -and

$parameters[1].ParameterType -eq [object]

}

foreach ($method in $methods)

{

$parameters = $method.GetParameters()

if ($parameters[0].Name -ne 'key' -or $parameters[1].Name -ne 'arg')

{

"Function $($method.Name) parameter names should be key and arg"

}

if (!$parameters[1].HasDefaultValue -or ($null -ne $parameters[1].DefaultValue))

{

"Function $($method.Name) arg parameter missing default"

}

if (!$parameters[0].HasDefaultValue -or ($null -ne $parameters[0].DefaultValue))

{

"Function $($method.Name) key parameter missing default"

}

}

$methods.Name | ForEach-Object {

if ($about_topic -cnotmatch "\n +$_ +")

{

"Function not documented: $_"

}

}

$commonParameters = Write-Output Debug Verbose OutVariable OutBuffer ErrorAction WarningAction ErrorVariable WarningVariable PipelineVariable

Get-Command -Type Cmdlet -Module PSReadline |

ForEach-Object {

$cmdletInfo = $_

$cmdletName = $cmdletInfo.Name

$cmdletHelp = Get-Help -Detailed $cmdletName

$cmdletInfo.Parameters.Keys |

ForEach-Object {

$parameterName = $_

if ($parameterName -notin $commonParameters)

{

$parameterHelp = $cmdletHelp.Parameters.parameter | Where-Object Name -eq $parameterName

if ($parameterHelp -eq $null)

{

"Parameter $parameterName not documented in cmdlet $cmdletName"

}

}

}

}

Get-PSReadlineKeyHandler |

Where-Object { $_.Function -eq $_.Description } |

ForEach-Object {

"Function missing description: $($_.Function)"

}