PowerShell module filesystem, example: copy and modify files in a filesystem tree

set-strictMode -version latest
 
$src_root    = "$home/work/src"
$target_root = "$home/work/target"
 
$target_root = initialize-emptyDirectory  $target_root
if ($target_root -eq $null) {
 
    write-textInConsoleErrorColor "Could not remove $target_root"
    return
}
 
foreach ($file in get-childItem $src_root -recurse -include *.sql) {

    $fileRelPath = resolve-relativePath $src_root $file
    write-host $fileRelPath
 
    $content = get-content -raw -encoding default $file

    $content = $content -replace '[aeiou]', '#'
 
    write-file "$target_root$fileRelPath" $content ( [System.Text.Encoding]::GetEncoding(1252) )
}