diff --git a/README.md b/README.md index bc8c8905f..2795f8ab0 100644 --- a/README.md +++ b/README.md @@ -318,7 +318,10 @@ Settings Support in ScriptAnalyzer Settings that describe ScriptAnalyzer rules to include/exclude based on `Severity` can be created and supplied to `Invoke-ScriptAnalyzer` using the `Setting` parameter. This enables a user to create a custom configuration for a specific environment. We support the following modes for specifying the settings file. -## Built-in Presets +## Using parameter Settings + +### Built-in Presets + ScriptAnalyzer ships a set of built-in presets that can be used to analyze scripts. For example, if the user wants to run *PowerShell Gallery* rules on their module, then they use the following command. ```powershell @@ -327,7 +330,7 @@ PS> Invoke-ScriptAnalyzer -Path /path/to/module/ -Settings PSGallery -Recurse Along with `PSGallery` there are a few other built-in presets, including, `DSC` and `CodeFormatting`, that can be used. These presets can be tab completed for the `Settings` parameter. -## Explicit +### Explicit The following example excludes two rules from the default set of rules and any rule that does not output an Error or Warning diagnostic record. @@ -362,7 +365,8 @@ Then invoke that settings file: Invoke-ScriptAnalyzer -Path MyScript.ps1 -Settings PSScriptAnalyzerSettings.psd1 ``` -## Implicit +### Implicit + If you place a PSScriptAnayzer settings file named `PSScriptAnalyzerSettings.psd1` in your project root, PSScriptAnalyzer will discover it if you pass the project root as the `Path` parameter. ```PowerShell @@ -371,6 +375,68 @@ Invoke-ScriptAnalyzer -Path "C:\path\to\project" -Recurse Note that providing settings explicitly takes higher precedence over this implicit mode. Sample settings files are provided [here](https://github.com/PowerShell/PSScriptAnalyzer/tree/master/Engine/Settings). +## Custom rules + +It is possible to provide one or more paths to custom rules in the settings file. +It is important that these paths either point to a module's folder (implicitly +uses the module manifest) or to the module's script file (.psm1). The module +should export the custom rules (as functions) for them to be available to +PS Script Analyzer. + +In this example the property `CustomRulePath` points to two different modules. +Both modules exports the rules (the functions) with the verb `Measure` +so that is used for the property `IncludeRules`. + +```powershell +@{ + CustomRulePath = @( + '.\output\RequiredModules\DscResource.AnalyzerRules' + '.\tests\QA\AnalyzerRules\SqlServerDsc.AnalyzerRules.psm1' + ) + + IncludeRules = @( + 'Measure-*' + ) +} +``` + +It is also possible to used default rules by adding those to `IncludeRules`. +When including default rules is important that the property `IncludeDefaultRules` +is set to `$true` otherwise the default rules will not be triggered. + +```powershell +@{ + CustomRulePath = @( + '.\output\RequiredModules\DscResource.AnalyzerRules' + '.\tests\QA\AnalyzerRules\SqlServerDsc.AnalyzerRules.psm1' + ) + + IncludeDefaultRules = $true + + IncludeRules = @( + # Default rules + 'PSAvoidDefaultValueForMandatoryParameter' + 'PSAvoidDefaultValueSwitchParameter' + + # Custom rules + 'Measure-*' + ) +} +``` + +### Using custom rules in Visual Studio Code + +It is also possible to use the custom rules that are provided in the +settings file in Visual Studio Code. This is done by adding a Visual Studio +Code workspace settings file (`.vscode/settings.json`). + +```json +{ + "powershell.scriptAnalysis.settingsPath": ".vscode\\analyzersettings.psd1", + "powershell.scriptAnalysis.enable": true, +} +``` + [Back to ToC](#table-of-contents) ScriptAnalyzer as a .NET library