Improved error handling

Misc/FAQ.md

@@ -68,15 +68,15 @@ How to write good PowerShell Scripts?
 Each PowerShell script should follow the 10 golden rules:
 
 1. the filename should be named `<verb>-<object>.ps1`
-2. the first line reads `#!/bin/powershell` to support PowerShell on Linux
+2. the first line reads `#!/bin/powershell` (to support Linux)
-3. the script has execute file permissions (chmod a+rx <file>) to support PowerShell on Linux
+3. the script has execute file permissions: chmod a+rx <file> (to support Linux)
 4. provide a comment-based help with syntax, description, link, author, and license
 5. check the requirements (e.g. #Requires -RunAsAdministrator, or #Requires -Version 3)
 6. prefer command-line options, else ask the user
-7. use `Set-StrictMode -Version Latest` to enable additional error checking
+7. recommended is `Set-StrictMode -Version Latest` to enable additional error checking
 8. for readibility use UpperCamelCase for variables and functions, lowerCamelCase for everything else
-9. on error call write-error with keyword "ERROR:" (required by log parser) and exit the error code (mostly 1)
+9. on error call write-error with keyword "ERROR:" (to support log parsers) and exit the error code (mostly 1)
-10. on success call write-host -foregroundColor green with keyword "DONE" and call exit 0
+10. on success exit with error code 0 (exit 0)
 
 Your Question is not answered here?
 -----------------------------------

Scripts/MD5.ps1

@@ -16,6 +16,6 @@ try {
 	write-output "MD5 hash is" $Result.Hash
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/SHA1.ps1

@@ -17,6 +17,6 @@ try {
 	write-output "SHA1 hash is" $Result.Hash
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/SHA256.ps1

@@ -17,6 +17,6 @@ try {
 	write-output "SHA256 hash is:" $Result.Hash
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/add-firewall-rules.ps1

@@ -49,6 +49,6 @@ try {
 	Start-Process powershell -Verb runAs -ArgumentList "-command & {$command}  $arg"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/alert.ps1

@@ -18,6 +18,6 @@ try {
 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/check-ipv4-address.ps1

@@ -29,6 +29,6 @@ try {
 		exit 1
 	}
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/check-ipv6-address.ps1

@@ -42,6 +42,6 @@ try {
 		exit 1
 	}
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/check-mac-address.ps1

@@ -30,6 +30,6 @@ try {
 		exit 1
 	}
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/check-symlinks.ps1

@@ -31,6 +31,6 @@ try {
 	write-host -foregroundColor green "Done - $SymlinksBroken out of $SymlinksTotal are broken"
 	exit $SymlinksBroken
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/check-xml-file.ps1

@@ -32,6 +32,6 @@ try {
 	write-host -foregroundColor green "OK - XML file is valid"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/clean-branch.ps1

@@ -25,6 +25,6 @@ try {
 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/close-program.ps1

@@ -39,6 +39,6 @@ try {
 	write-host -foregroundColor green "Done - $FullProgramName has been closed ($($Processes.Count) proc)."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/configure-git.ps1

@@ -36,6 +36,6 @@ try {
 	& git config --list
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/csv-to-text.ps1

@@ -21,6 +21,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/decrypt-file.ps1

@@ -164,6 +164,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/display-time.ps1

@@ -19,6 +19,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/download.ps1

@@ -18,6 +18,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/encrypt-file.ps1

@@ -149,6 +149,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/generate-qrcode.ps1

@@ -32,6 +32,6 @@ try {
 	write-host -foregroundColor green "Done - QR code has been written to $NewFile"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/hibernate.ps1

@@ -13,6 +13,6 @@ try {
 	[System.Windows.Forms.Application]::SetSuspendState("Hibernate", $false, $false);
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/inspect-exe.ps1

@@ -15,6 +15,6 @@ try {
 	get-childitem $PathToExe | % {$_.VersionInfo} | Select *
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-anagrams.ps1

@@ -55,6 +55,6 @@ try {
 	GetPermutations -String $Word | Format-Wide -Column $Columns
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-automatic-variables.ps1

@@ -68,6 +68,6 @@ try {
 	write-output "($($Vars.Count) automatic variables total)"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-clipboard.ps1

@@ -10,6 +10,6 @@ try {
 	get-clipboard
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-cmdlets.ps1

@@ -10,6 +10,6 @@ try {
 	Get-Command -Command-Type cmdlet
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-current-timezone.ps1

@@ -10,6 +10,6 @@ try {
 	get-timezone 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-earthquakes.ps1

@@ -15,6 +15,6 @@ try {
 	(Invoke-WebRequest -Uri "https://earthquake.usgs.gov/fdsnws/event/1/query?format=$Format&minmagnitude=$MinMagnitude&orderby=$OrderBy" -UserAgent "curl" ).Content
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-empty-dirs.ps1

@@ -21,6 +21,6 @@ try {
 	write-host -foregroundColor green "Done - found $Count empty directories" 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-empty-files.ps1

@@ -21,6 +21,6 @@ try {
 	write-host -foregroundColor green "Done - found $Count empty files" 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-environment-variables.ps1

@@ -10,6 +10,6 @@ try {
 	Get-ChildItem env:
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-files.ps1

@@ -15,6 +15,6 @@ try {
 	Get-ChildItem -path $Folder -recurse | select FullName
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-formatted.ps1

@@ -26,6 +26,6 @@ try {
 	ListDirectory $Dir | format-wide -autoSize
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-installed-software.ps1

@@ -10,6 +10,6 @@ try {
 	get-itemProperty HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\* | select-object DisplayName,DisplayVersion,InstallDate | format-table -autoSize
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-logbook.ps1

@@ -25,6 +25,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-modules.ps1

@@ -10,6 +10,6 @@ try {
 	get-module | format-table
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-news.ps1

@@ -20,6 +20,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-os-releases.ps1

@@ -20,6 +20,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-printers.ps1

@@ -11,6 +11,6 @@ try {
 	get-WMIObject -Class Win32_Printer -ComputerName $ComputerName | format-table
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-processes.ps1

@@ -10,6 +10,6 @@ try {
 	Get-Process | Format-Table -Property Id, @{Label="CPU(s)";Expression={$_.CPU.ToString("N")+"%"};Alignment="Right"}, ProcessName -AutoSize
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-random-passwords.ps1

@@ -33,6 +33,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-random-pins.ps1

@@ -29,6 +29,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-scripts.ps1

@@ -25,6 +25,6 @@ try {
 	ListScripts "$PathToRepo/Data/scripts.csv" | format-table -property Script, Description
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-timezones.ps1

@@ -10,6 +10,6 @@ try {
 	get-timezone -listavailable | format-table -property Id,DisplayName,SupportsDaylightSavingTime
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-unused-files.ps1

@@ -17,6 +17,6 @@ try {
 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/list-user-groups.ps1

@@ -10,6 +10,6 @@ try {
 	Get-LocalGroup
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/locate-city.ps1

@@ -35,6 +35,6 @@ try {
 	write-error "City $City not found"
 	exit 1
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/locate-ipaddress.ps1

@@ -6,7 +6,7 @@
 .NOTES		Author:	Markus Fleschutz / License: CC0
 #>
 
-param([string]$IPaddr)
+param($IPaddr = "")
 try {
 	if ($IPaddr -eq "" ) {
 		$IPaddr = read-host "Enter IP address to locate"
@@ -15,6 +15,6 @@ try {
 	write-output $result
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/locate-zip-code.ps1

@@ -40,6 +40,6 @@ try {
 	write-error "Zip-code $ZipCode in country $CountryCode not found"
 	exit 1
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/make-install.ps1

@@ -20,6 +20,6 @@ try {
 	write-host -foregroundColor green "Done - synced to %DST_DIR%"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/moon.ps1

@@ -10,6 +10,6 @@ try {
 	(Invoke-WebRequest http://wttr.in/Moon -UserAgent "curl" ).Content
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/mute-audio.ps1

@@ -13,6 +13,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/new-email.ps1

@@ -16,6 +16,6 @@ try {
 	Start-Process $URL
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/next-joke.ps1

@@ -18,6 +18,6 @@ try {
 	write-output "$Joke"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/open-browser.ps1

@@ -15,6 +15,6 @@ try {
 	Start-Process $URL
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/open-calculator.ps1

@@ -10,6 +10,6 @@ try {
 	start-process calc.exe
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/open-email-client.ps1

@@ -10,6 +10,6 @@ try {
 	Start-Process "mailto:markus@fleschutz.de"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/play-beep.ps1

@@ -10,6 +10,6 @@ try {
 	[console]::beep(500,300)
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/poweroff.ps1

@@ -12,6 +12,6 @@ try {
 	Stop-Computer
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/query-smart-data.ps1

@@ -50,6 +50,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/reboot.ps1

@@ -12,6 +12,6 @@ try {
 	Restart-Computer
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/remove-empty-dirs.ps1

@@ -38,6 +38,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/search-files.ps1

@@ -31,6 +31,6 @@ try {
 	ListScripts $Pattern $Path | format-table -property Path,Line,Text
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/send-email.ps1

@@ -23,6 +23,6 @@ try {
 	$smtp.Send($msg)
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/send-tcp.ps1

@@ -34,6 +34,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/send-udp.ps1

@@ -29,6 +29,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/set-timer.ps1

@@ -21,6 +21,6 @@ try {
 	write-host -foregroundColor green "Done - $Seconds seconds countdown finished"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/set-wallpaper.ps1

@@ -58,6 +58,6 @@ try {
 	SetWallPaper -Image $ImageFile -Style $Style
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/simulate-matrix.ps1

@@ -47,6 +47,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/smart-data2csv.ps1

@@ -86,6 +86,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-date.ps1

@@ -11,6 +11,6 @@ try {
 	& ./speak-english.ps1 "Today is $((Get-Date).ToShortDateString())"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-english.ps1

@@ -27,6 +27,6 @@ try {
 	write-error "Sorry, no English text-to-speech (TTS) voice found"
 	exit 1
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-file.ps1

@@ -18,6 +18,6 @@ try {
 	$Result = $Voice.Speak($Text)
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-german.ps1

@@ -27,6 +27,6 @@ try {
 	write-error "Sorry, no German text-to-speech (TTS) voice found"
 	exit 1
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-joke.ps1

@@ -19,6 +19,6 @@ try {
 	& ./speak-english.ps1 "$Joke"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-test.ps1

@@ -51,6 +51,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-text.ps1

@@ -17,6 +17,6 @@ try {
 	$Result = $Voice.Speak($Text)
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/speak-time.ps1

@@ -11,6 +11,6 @@ try {
 	& ./speak-english.ps1 "It's now $((Get-Date).ToShortTimeString())"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/switch-branch.ps1

@@ -34,6 +34,6 @@ try {
 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/switch-shelly1.ps1

@@ -24,6 +24,6 @@ try {
 	write-host -foregroundColor green "Done - switched Shelly1 device at $IPaddr to $TurnMode for $Timer second(s)"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/take-screenshot.ps1

@@ -32,6 +32,6 @@ try {
 	TakeScreenshot $FilePath
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/take-screenshots.ps1

@@ -35,6 +35,6 @@ try {
 	} while (1)
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/train-dns-cache.ps1

@@ -28,6 +28,6 @@ try {
 	write-host -foregroundColor green "Done - DNS cache trained with $Count domain names in $TimeInterval seconds"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/translate-file.ps1

@@ -24,6 +24,6 @@ try {
 	Start-Process -FilePath "$PathToRepo/Data/trans" -ArgumentList "-i $File -s $SourceLanguage -t $TargetLanguage -e google -brief" -NoNewWindow -Wait
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/translate-text.ps1

@@ -41,6 +41,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/turn-volume-down.ps1

@@ -16,6 +16,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/turn-volume-up.ps1

@@ -16,6 +16,6 @@ try {
 	write-host -foregroundColor green "Done."
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/txt2wav.ps1

@@ -20,6 +20,6 @@ try {
 	$SpeechSynthesizer.Dispose()
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/unmute-audio.ps1

@@ -12,6 +12,6 @@ try {
 	write-host -foregroundColor green "Done"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/visualize-dir-tree.ps1

@@ -40,6 +40,6 @@ try {
 	write-host "($($global:NumDirs) dirs, $($global:NumBytes) bytes total)"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/voice-control.ps1

@@ -53,6 +53,6 @@ try {
 	} 
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/wakeup.ps1

@@ -35,6 +35,6 @@ try {
 	write-host -foregroundColor green "Done - magic packet sent twice to IP $IPaddress (MAC $MACaddress)"
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/weather-alert.ps1

@@ -33,6 +33,6 @@ try {
 	}
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/weather-report.ps1

@@ -6,12 +6,12 @@
 .NOTES		Author:	Markus Fleschutz / License: CC0
 #>
 
-param([string]$GeoLocation = "") # empty means determine automatically
+param($GeoLocation = "") # empty means determine automatically
 
 try {
 	(invoke-webRequest http://v2d.wttr.in/$GeoLocation -UserAgent "curl" ).Content
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/weather-worldwide.ps1

@@ -19,6 +19,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/weather.ps1

@@ -6,12 +6,12 @@
 .NOTES		Author:	Markus Fleschutz / License: CC0
 #>
 
-param([string]$GeoLocation = "") # empty means determine automatically
+param($GeoLocation = "") # empty means determine automatically
 
 try {
 	(invoke-webRequest http://wttr.in/$GeoLocation -UserAgent "curl" ).Content
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/write-big.ps1

@@ -412,6 +412,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/write-blue.ps1

@@ -6,7 +6,7 @@
 .NOTES		Author:	Markus Fleschutz / License: CC0
 #>
 
-param([string]$Text = "")
+param($Text = "")
 
 try {
 	if ($Text -eq "" ) {
@@ -15,6 +15,6 @@ try {
 	write-host -foregroundColor blue $Text
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/write-braille.ps1

@@ -355,6 +355,6 @@ try {
 	write-output ""
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }

Scripts/write-green.ps1

@@ -15,6 +15,6 @@ try {
 	write-host -foregroundColor green $Text
 	exit 0
 } catch {
-	write-error "ERROR in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
 	exit 1
 }