Quick and dirty diff in powershell

diff.ps1

param (
    [switch]$CompareObjects,
    $left, # if I specify [string[]]$left the Property ReadCount which is created by gc is lost -.-'
    $right,
    [switch]$DisplayWhitespace
)
if (!$CompareObjects) {
    $left = Get-Content $left
    $right = Get-Content $right
}
if ($DisplayWhitespace) {
    $White = [char]0x00B7
} else {
    $White = " "
}
Compare-Object $left $right -CaseSensitive | Sort { $_.InputObject.ReadCount } |`
    Group-Object {$_.InputObject.ReadCount} |`
    Select-Object @{Name="Line";Expression={$_.Name}},`
    @{Name="Left";Expression={$_.Group[0].InputObject -replace " ", $White}},`
    @{Name="Right";Expression={$_.Group[1].InputObject -replace " ", $White}}

output

λ  MyDiff -left $a -right $b -CompareObjects -DisplayWhitespace

Line Left       Right
---- ----       -----
51   ····EXIT·1 ····exit·1
54   ····EXIT·0 ····exit·0