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JaykulJaykul
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Update with views from 7
1 parent ec626d7 commit 99cc6a8

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-249
lines changed

‎ErrorView.code-workspace

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{
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"folders": [
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{
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"name": "ErrorView",
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"path": "."
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},
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{
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"path": "../../Tasks"
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}
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],
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"settings": {
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"powershell.cwd": "."
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}
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}

‎Reference/default.ps1

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<#
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if (@('NativeCommandErrorMessage','NativeCommandError') -notcontains $_.FullyQualifiedErrorId -and @('CategoryView','ConciseView','DetailedView') -notcontains $ErrorView)
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{
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$myinv = $_.InvocationInfo
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if ($myinv -and $myinv.MyCommand)
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{
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switch -regex ( $myinv.MyCommand.CommandType )
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{
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([System.Management.Automation.CommandTypes]::ExternalScript)
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{
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if ($myinv.MyCommand.Path)
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{
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$myinv.MyCommand.Path + ' : '
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}
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break
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}
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([System.Management.Automation.CommandTypes]::Script)
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{
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if ($myinv.MyCommand.ScriptBlock)
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{
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$myinv.MyCommand.ScriptBlock.ToString() + ' : '
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}
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break
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}
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default
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{
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if ($myinv.InvocationName -match '^[&\.]?$')
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{
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if ($myinv.MyCommand.Name)
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{
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$myinv.MyCommand.Name + ' : '
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}
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}
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else
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{
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$myinv.InvocationName + ' : '
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}
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break
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}
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}
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}
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elseif ($myinv -and $myinv.InvocationName)
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{
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$myinv.InvocationName + ' : '
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}
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}
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Set-StrictMode -Off
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$ErrorActionPreference = 'Stop'
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trap { 'Error found in error view definition: ' + $_.Exception.Message }
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$newline = [Environment]::Newline
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$resetColor = ''
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$errorColor = ''
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$accentColor = ''
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if ($Host.UI.SupportsVirtualTerminal -and ([string]::IsNullOrEmpty($env:__SuppressAnsiEscapeSequences))) {
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$resetColor = $PSStyle.Reset
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$errorColor = $PSStyle.Formatting.Error
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$accentColor = $PSStyle.Formatting.ErrorAccent
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}
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function Get-ConciseViewPositionMessage {
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# returns a string cut to last whitespace
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function Get-TruncatedString($string, [int]$length) {
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if ($string.Length -le $length) {
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return $string
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}
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return ($string.Substring(0,$length) -split '\s',-2)[0]
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}
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$posmsg = ''
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$headerWhitespace = ''
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$offsetWhitespace = ''
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$message = ''
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$prefix = ''
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# The checks here determine if we show line detailed error information:
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# - check if `ParserError` and comes from PowerShell which eventually results in a ParseException, but during this execution it's an ErrorRecord
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# - check if invocation is a script or multiple lines in the console
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# - check that it's not a script module as expectation is that users don't want to see the line of error within a module
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if ((($err.CategoryInfo.Category -eq 'ParserError' -and $err.Exception -is 'System.Management.Automation.ParentContainsErrorRecordException') -or $myinv.ScriptName -or $myinv.ScriptLineNumber -gt 1) -and $myinv.ScriptName -notmatch '\.psm1$') {
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$useTargetObject = $false
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# Handle case where there is a TargetObject and we can show the error at the target rather than the script source
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if ($_.TargetObject.Line -and $_.TargetObject.LineText) {
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$posmsg = "${resetcolor}$($_.TargetObject.File)${newline}"
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$useTargetObject = $true
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}
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elseif ($myinv.ScriptName) {
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if ($env:TERM_PROGRAM -eq 'vscode') {
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# If we are running in vscode, we know the file:line:col links are clickable so we use this format
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$posmsg = "${resetcolor}$($myinv.ScriptName):$($myinv.ScriptLineNumber):$($myinv.OffsetInLine)${newline}"
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}
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else {
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$posmsg = "${resetcolor}$($myinv.ScriptName):$($myinv.ScriptLineNumber)${newline}"
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}
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}
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else {
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$posmsg = "${newline}"
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}
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if ($useTargetObject) {
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$scriptLineNumber = $_.TargetObject.Line
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$scriptLineNumberLength = $_.TargetObject.Line.ToString().Length
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}
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else {
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$scriptLineNumber = $myinv.ScriptLineNumber
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$scriptLineNumberLength = $myinv.ScriptLineNumber.ToString().Length
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}
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if ($scriptLineNumberLength -gt 4) {
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$headerWhitespace = ' ' * ($scriptLineNumberLength - 4)
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}
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$lineWhitespace = ''
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if ($scriptLineNumberLength -lt 4) {
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$lineWhitespace = ' ' * (4 - $scriptLineNumberLength)
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}
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$verticalBar = '|'
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$posmsg += "${accentColor}${headerWhitespace}Line ${verticalBar}${newline}"
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$highlightLine = ''
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if ($useTargetObject) {
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$line = $_.TargetObject.LineText.Trim()
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$offsetLength = 0
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$offsetInLine = 0
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}
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else {
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$positionMessage = $myinv.PositionMessage.Split($newline)
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$line = $positionMessage[1].Substring(1) # skip the '+' at the start
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$highlightLine = $positionMessage[$positionMessage.Count - 1].Substring(1)
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$offsetLength = $highlightLine.Trim().Length
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$offsetInLine = $highlightLine.IndexOf('~')
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}
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if (-not $line.EndsWith($newline)) {
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$line += $newline
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}
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# don't color the whole line
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if ($offsetLength -lt $line.Length - 1) {
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$line = $line.Insert($offsetInLine + $offsetLength, $resetColor).Insert($offsetInLine, $accentColor)
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}
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$posmsg += "${accentColor}${lineWhitespace}${ScriptLineNumber} ${verticalBar} ${resetcolor}${line}"
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$offsetWhitespace = ' ' * $offsetInLine
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$prefix = "${accentColor}${headerWhitespace} ${verticalBar} ${errorColor}"
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if ($highlightLine -ne '') {
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$posMsg += "${prefix}${highlightLine}${newline}"
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}
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$message = "${prefix}"
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}
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if (! $err.ErrorDetails -or ! $err.ErrorDetails.Message) {
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if ($err.CategoryInfo.Category -eq 'ParserError' -and $err.Exception.Message.Contains("~$newline")) {
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# need to parse out the relevant part of the pre-rendered positionmessage
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$message += $err.Exception.Message.split("~$newline")[1].split("${newline}${newline}")[0]
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}
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elseif ($err.Exception) {
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$message += $err.Exception.Message
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}
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elseif ($err.Message) {
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$message += $err.Message
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}
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else {
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$message += $err.ToString()
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}
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}
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else {
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$message += $err.ErrorDetails.Message
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}
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# if rendering line information, break up the message if it's wider than the console
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if ($myinv -and $myinv.ScriptName -or $err.CategoryInfo.Category -eq 'ParserError') {
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$prefixLength = "$([char]27)]8;;{0}`a{1}$([char]27)]8;;`a" -f $pwd, $pwd::new($prefix).ContentLength
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$prefixVtLength = $prefix.Length - $prefixLength
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# replace newlines in message so it lines up correct
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$message = $message.Replace($newline, ' ').Replace("`n", ' ').Replace("`t", ' ')
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$windowWidth = 120
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if ($Host.UI.RawUI -ne $null) {
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$windowWidth = $Host.UI.RawUI.WindowSize.Width
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}
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if ($windowWidth -gt 0 -and ($message.Length - $prefixVTLength) -gt $windowWidth) {
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$sb = [Text.StringBuilder]::new()
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$substring = Get-TruncatedString -string $message -length ($windowWidth + $prefixVTLength)
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$null = $sb.Append($substring)
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$remainingMessage = $message.Substring($substring.Length).Trim()
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$null = $sb.Append($newline)
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while (($remainingMessage.Length + $prefixLength) -gt $windowWidth) {
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$subMessage = $prefix + $remainingMessage
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$substring = Get-TruncatedString -string $subMessage -length ($windowWidth + $prefixVtLength)
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if ($substring.Length - $prefix.Length -gt 0)
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{
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$null = $sb.Append($substring)
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$null = $sb.Append($newline)
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$remainingMessage = $remainingMessage.Substring($substring.Length - $prefix.Length).Trim()
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}
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else
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{
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break
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}
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}
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$null = $sb.Append($prefix + $remainingMessage.Trim())
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$message = $sb.ToString()
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}
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$message += $newline
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}
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$posmsg += "${errorColor}" + $message
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$reason = 'Error'
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if ($err.Exception -and $err.Exception.WasThrownFromThrowStatement) {
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$reason = 'Exception'
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}
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# MyCommand can be the script block, so we don't want to show that so check if it's an actual command
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elseif ($myinv.MyCommand -and $myinv.MyCommand.Name -and (Get-Command -Name $myinv.MyCommand -ErrorAction Ignore))
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{
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$reason = $myinv.MyCommand
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}
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# If it's a scriptblock, better to show the command in the scriptblock that had the error
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elseif ($_.CategoryInfo.Activity) {
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$reason = $_.CategoryInfo.Activity
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}
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elseif ($myinv.MyCommand) {
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$reason = $myinv.MyCommand
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}
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elseif ($myinv.InvocationName) {
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$reason = $myinv.InvocationName
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}
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elseif ($err.CategoryInfo.Category) {
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$reason = $err.CategoryInfo.Category
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}
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elseif ($err.CategoryInfo.Reason) {
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$reason = $err.CategoryInfo.Reason
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}
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$errorMsg = 'Error'
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"${errorColor}${reason}: ${posmsg}${resetcolor}"
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}
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$myinv = $_.InvocationInfo
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$err = $_
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if (!$myinv -and $_.ErrorRecord -and $_.ErrorRecord.InvocationInfo) {
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$err = $_.ErrorRecord
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$myinv = $err.InvocationInfo
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}
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if ($err.FullyQualifiedErrorId -eq 'NativeCommandErrorMessage' -or $err.FullyQualifiedErrorId -eq 'NativeCommandError') {
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return "${errorColor}$($err.Exception.Message)${resetcolor}"
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}
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$myinv = $err.InvocationInfo
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if ($ErrorView -eq 'DetailedView') {
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$message = Get-Error
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return "${errorColor}${message}${resetcolor}"
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}
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if ($ErrorView -eq 'CategoryView') {
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$message = $err.CategoryInfo.GetMessage()
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return "${errorColor}${message}${resetcolor}"
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}
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$posmsg = ''
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if ($ErrorView -eq 'ConciseView') {
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$posmsg = Get-ConciseViewPositionMessage
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}
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elseif ($myinv -and ($myinv.MyCommand -or ($err.CategoryInfo.Category -ne 'ParserError'))) {
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$posmsg = $myinv.PositionMessage
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}
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if ($posmsg -ne '') {
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$posmsg = $newline + $posmsg
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}
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if ($err.PSMessageDetails) {
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$posmsg = ' : ' + $err.PSMessageDetails + $posmsg
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}
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if ($ErrorView -eq 'ConciseView') {
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if ($err.PSMessageDetails) {
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$posmsg = "${errorColor}${posmsg}"
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}
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return $posmsg
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}
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$indent = 4
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$errorCategoryMsg = $err.ErrorCategory_Message
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if ($null -ne $errorCategoryMsg)
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{
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$indentString = '+ CategoryInfo : ' + $err.ErrorCategory_Message
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}
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else
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{
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$indentString = '+ CategoryInfo : ' + $err.CategoryInfo
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}
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$posmsg += $newline + $indentString
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$indentString = "+ FullyQualifiedErrorId : " + $err.FullyQualifiedErrorId
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$posmsg += $newline + $indentString
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$originInfo = $err.OriginInfo
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if (($null -ne $originInfo) -and ($null -ne $originInfo.PSComputerName))
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{
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$indentString = "+ PSComputerName : " + $originInfo.PSComputerName
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$posmsg += $newline + $indentString
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}
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$finalMsg = if ($err.ErrorDetails.Message) {
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$err.ErrorDetails.Message + $posmsg
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} else {
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$err.Exception.Message + $posmsg
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}
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"${errorColor}${finalMsg}${resetcolor}"
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#>

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