René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Suppression with `SuppressMessageAttribute` is completely broken for variables","articleBody":"Steps to reproduce\r\n------------------\r\n\r\nConsider this code:\r\n\r\n```powershell\r\n$foo = \"never used\" # Should generate PSUseDeclaredVarsMoreThanAssignments\r\n\r\n$global:var1 = $null # Should generate PSAvoidGlobalVars\r\n```\r\n\r\nNow let's try to add these suppressions:\r\n\r\n```powershell\r\n[Diagnostics.CodeAnalysis.SuppressMessage('NonexistentRule', '')]\r\n$foo = \"never used\" # Should still generate PSUseDeclaredVarsMoreThanAssignments\r\n\r\n[Diagnostics.CodeAnalysis.SuppressMessage('PSAvoidGlobalVars', '')]\r\n$global:var1 = $null # Should NOT generate PSAvoidGlobalVars\r\n```\r\n\r\nExpected behavior\r\n-----------------\r\n\r\nI should still see the `PSUseDeclaredVarsMoreThanAssignments` warning, but not the `PSAvoidGlobalVars` one.\r\n\r\nActual behavior\r\n---------------\r\n\r\nThe opposite happens, the first message is suppressed, but the second is not:\r\n\r\n```\r\nRuleName                             Severity     ScriptName Line  Message\r\n--------                             --------     ---------- ----  -------\r\nPSAvoidGlobalVars                    Warning      Test.ps1      5     Found global variable 'global:var1'.\r\n```\r\n\r\nEnvironment data\r\n----------------\r\n\r\n```powershell\r\n\u003e $PSVersionTable\r\n\r\nName                           Value\r\n----                           -----\r\nPSVersion                      7.4.5\r\nPSEdition                      Core\r\nGitCommitId                    7.4.5\r\nOS                             Microsoft Windows 10.0.22631\r\nPlatform                       Win32NT\r\nPSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}\r\nPSRemotingProtocolVersion      2.3\r\nSerializationVersion           1.1.0.1\r\nWSManStackVersion              3.0\r\n\r\n\u003e (Get-Module -ListAvailable PSScriptAnalyzer).Version | ForEach-Object { $_.ToString() }\r\n1.23.0\r\n```\r\n","author":{"url":"https://github.com/BalassaMarton","@type":"Person","name":"BalassaMarton"},"datePublished":"2024-10-31T09:33:42.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/2040/PSScriptAnalyzer/issues/2040"}