Approximation of .bash_history in PowerShell

#Add this to your profile to persist your command line history in PowerShell
# Type 'bye' instead of 'exit' to quit a session, and 'checkpoint' when you want to force a save
#  without exiting the current session
#

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# History
$MaximumHistoryCount = 31KB

if (!(Test-Path ~\PowerShell -PathType Container))
{   New-Item ~\PowerShell -ItemType Directory
}

function bye
{   Get-History -Count $MaximumHistoryCount |Export-CSV ~\PowerShell\history.csv
    exit
}

function checkpoint
{
Get-History -Count $MaximumHistoryCount |Export-CSV ~\PowerShell\history.csv
}

if (Test-path ~\PowerShell\History.csv)
{   Import-CSV ~\PowerShell\History.csv |Add-History
}
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