WinPS: Calls Add-Content with multiple retries. Before failing

Base Version pwsh7 does not break.ps1

# This is a ps5 + ps7 script
# ps5 writes errors when PBI refreshes, ps7 either never does, or its much, much more rare

$dest    = 'C:\Users\cppmo_000\AppData\Local\Temp\cults.csv'
$iter = 0
while($true) {
   $iter++
   $Last    = [datetime]::Now
   $content = w32tm /stripchart /computer:time.google.com /samples:1 /dataonly
   Add-Content -Path $dest -Value (
          ( $content -replace '^\s+', '' -replace '\s+$', '' -join ',' ) )

   Sleep -Milliseconds 5
   $Now = [datetime]::Now

   if( $iter -lt 10 ) { continue }
   $iter = 0
   '{0:n} ms elapsed' -f @(  ($now - $Last).totalMilliseconds  ) |
             Write-Host -bg 'gray30' -fg 'gray80'

   '{0:n4} mb' -f @( (gi $dest).Length / 1mb )
}

better ps5 version.ps1

# This version sometimes had an error, but did not for most cases

function AddContentAutoRetry {
    <#
    .SYNOPSIS
        Calls Add-Content with multiple retries. Before failing
    .DESCRIPTION
        Writes errors on failure. Does not throw.
        You can enable throwing with -Ea Stop
    #>
    [CmdletBinding()]
    param(
        # Content
        $Value,

        $Path = 'C:\foo\out.csv',

        # Milliseconds to wait between writes
        [int] $delayMs = 200,

        # repeat how many times?
        [int] $maxFails = 5
    )
    $fails = 1
    while($true) {
        try {
            Add-Content -Path $Path -ea 'Stop' -value $value -encoding utf8
            "Success in ${fails}" | Write-Host -fg 'gray60' -bg 'gray30'
            break
        } catch {
            $fails++
            "failed ${fails} of ${maxFails}. Sleeping..." | Write-Warning
            Sleep -Milliseconds $delayMS
        }
        if($fails -gt $maxFails ) {
            "Failed writing ${fails} to '${Path}'" | Write-Error
            return
        }
    }
}

$dest    = 'C:\Users\cppmo_000\AppData\Local\Temp\cults.csv'
$iter = 0
while($true) {
   $iter++
   $Last    = [datetime]::Now
   $content = w32tm /stripchart /computer:time.google.com /samples:1 /dataonly
   AddContentAutoRetry -Path $Dest -delayMs 10 -maxFails 20 -Value (
          ( $content -replace '^\s+', '' -replace '\s+$', '' -join ',' ) )

   Sleep -Milliseconds 5
   $Now = [datetime]::Now

   if( $iter -lt 10 ) { continue }
   $iter = 0
   '{0:n} ms elapsed' -f @(  ($now - $Last).totalMilliseconds  ) |
             Write-Host -bg 'gray30' -fg 'gray80'

   '{0:n4} mb' -f @( (gi $dest).Length / 1mb )
}

WinPS AddContentAutoRetry Wrapper.ps1

function AddContentAutoRetry {
    <#
    .SYNOPSIS
        Calls Add-Content with multiple retries. Before failing
    .DESCRIPTION
        Writes errors on failure. Does not throw. 
        You can enable throwing with -Ea Stop
    #>
    [CmdletBinding()]
    param( 
        # Content        
        $Value, 
        
        $Path = 'C:\foo\out.csv',
        
        # Milliseconds to wait between writes         
        [int] $delayMs = 200,

        # repeat how many times? 
        [int] $maxFails = 5
    ) 
    $fails = 0
    while($true) { 
        try { 
            Add-Content -Path $Path -value $value -encoding utf8
            break
        } catch { 
            $fails++
            "failed ${fails} of ${maxFails}. Sleeping..." | Write-Warning
            Sleep -Milliseconds $delayMS
        }
        if($fails -gt $maxFails ) { 
            "Failed writing ${fails} to '${Path}'" | Write-Error 
            return
        }
    }
}