Process.psm1
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#todo: move this to logging module function write-indented ([Parameter(ValueFromPipeline=$true, Position=1)]$msg, [Parameter(Position=2)]$level, [Parameter(Position=3)]$mark = "> ", [Parameter(Position=4)]$maxlen) { $pad = $mark.PadLeft($level) if ($maxlen -eq $null) { if ($host.UI.RawUI.WindowSize.Width -gt 0) { $maxlen = $host.UI.RawUI.WindowSize.Width - $level - 1 } else { $maxlen = 512 } } $msgs = @($msg) $msgs | % { @($_.ToString().split("`n")) | % { $msg = $_ $idx = 0 while($idx -lt $msg.length) { $chunk = [System.Math]::Min($msg.length - $idx, $maxlen) $chunk = [System.Math]::Max($chunk, 0) write-host "$pad$($msg.substring($idx,$chunk))" $idx += $chunk } } } } function invoke { [CmdletBinding(DefaultParameterSetName="set1")] param( [parameter(Mandatory=$true,ParameterSetName="set1", Position=1)] [parameter(Mandatory=$true,ParameterSetName="in",Position=1)] $command, [parameter(ValueFromRemainingArguments=$true,ParameterSetName="set1")] [Parameter(ValueFromRemainingArguments=$true,ParameterSetName="in")] [string[]]$arguments, [switch][bool]$nothrow, [switch][bool]$showoutput, [Parameter(ParameterSetName="in")] $in ) write-verbose "Invoking: $command $arguments" if ($showoutput) { $o = $in | & $command $arguments 2>&1| write-indented -level 2 } else { $o = $in | & $command $arguments 2>&1 } if ($lastexitcode -ne 0) { if (!$nothrow) { $o | out-string | write-error } else { $o | out-string | write-host } } if (!$nothrow -and $lastexitcode -ne 0) { throw "Command returned $lastexitcode" } return $o } |