Add PowerShell formatter linter

.automation/generated/linter-helps.json

@@ -4084,6 +4084,123 @@
         "    prepend the command parameters with a hyphen (-), not a forward slash (/).",
         ""
     ],
+    "powershell_formatter": [
+        "",
+        "PowerShell[.exe] [-PSConsoleFile <file> | -Version <version>]",
+        "    [-NoLogo] [-NoExit] [-Sta] [-Mta] [-NoProfile] [-NonInteractive]",
+        "    [-InputFormat {Text | XML}] [-OutputFormat {Text | XML}]",
+        "    [-WindowStyle <style>] [-EncodedCommand <Base64EncodedCommand>]",
+        "    [-ConfigurationName <string>]",
+        "    [-File <filePath> <args>] [-ExecutionPolicy <ExecutionPolicy>]",
+        "    [-Command { - | <script-block> [-args <arg-array>]",
+        "                  | <string> [<CommandParameters>] } ]",
+        "",
+        "PowerShell[.exe] -Help | -? | /?",
+        "",
+        "-PSConsoleFile",
+        "    Loads the specified Windows PowerShell console file. To create a console",
+        "    file, use Export-Console in Windows PowerShell.",
+        "",
+        "-Version",
+        "    Starts the specified version of Windows PowerShell.",
+        "    Enter a version number with the parameter, such as \"-version 2.0\".",
+        "",
+        "-NoLogo",
+        "    Hides the copyright banner at startup.",
+        "",
+        "-NoExit",
+        "    Does not exit after running startup commands.",
+        "",
+        "-Sta",
+        "    Starts the shell using a single-threaded apartment.",
+        "    Single-threaded apartment (STA) is the default.",
+        "",
+        "-Mta",
+        "    Start the shell using a multithreaded apartment.",
+        "",
+        "-NoProfile",
+        "    Does not load the Windows PowerShell profile.",
+        "",
+        "-NonInteractive",
+        "    Does not present an interactive prompt to the user.",
+        "",
+        "-InputFormat",
+        "    Describes the format of data sent to Windows PowerShell. Valid values are",
+        "    \"Text\" (text strings) or \"XML\" (serialized CLIXML format).",
+        "",
+        "-OutputFormat",
+        "    Determines how output from Windows PowerShell is formatted. Valid values",
+        "    are \"Text\" (text strings) or \"XML\" (serialized CLIXML format).",
+        "",
+        "-WindowStyle",
+        "    Sets the window style to Normal, Minimized, Maximized or Hidden.",
+        "",
+        "-EncodedCommand",
+        "    Accepts a base-64-encoded string version of a command. Use this parameter",
+        "    to submit commands to Windows PowerShell that require complex quotation",
+        "    marks or curly braces.",
+        "",
+        "-ConfigurationName",
+        "    Specifies a configuration endpoint in which Windows PowerShell is run.",
+        "    This can be any endpoint registered on the local machine including the",
+        "    default Windows PowerShell remoting endpoints or a custom endpoint having",
+        "    specific user role capabilities.",
+        "",
+        "-File",
+        "    Runs the specified script in the local scope (\"dot-sourced\"), so that the",
+        "    functions and variables that the script creates are available in the",
+        "    current session. Enter the script file path and any parameters.",
+        "    File must be the last parameter in the command, because all characters",
+        "    typed after the File parameter name are interpreted",
+        "    as the script file path followed by the script parameters.",
+        "",
+        "-ExecutionPolicy",
+        "    Sets the default execution policy for the current session and saves it",
+        "    in the $env:PSExecutionPolicyPreference environment variable.",
+        "    This parameter does not change the Windows PowerShell execution policy",
+        "    that is set in the registry.",
+        "",
+        "-Command",
+        "    Executes the specified commands (and any parameters) as though they were",
+        "    typed at the Windows PowerShell command prompt, and then exits, unless",
+        "    NoExit is specified. The value of Command can be \"-\", a string. or a",
+        "    script block.",
+        "",
+        "    If the value of Command is \"-\", the command text is read from standard",
+        "    input.",
+        "",
+        "    If the value of Command is a script block, the script block must be enclosed",
+        "    in braces ({}). You can specify a script block only when running PowerShell.exe",
+        "    in Windows PowerShell. The results of the script block are returned to the",
+        "    parent shell as deserialized XML objects, not live objects.",
+        "",
+        "    If the value of Command is a string, Command must be the last parameter",
+        "    in the command , because any characters typed after the command are",
+        "    interpreted as the command arguments.",
+        "",
+        "    To write a string that runs a Windows PowerShell command, use the format:",
+        "  \"& {<command>}\"",
+        "    where the quotation marks indicate a string and the invoke operator (&)",
+        "    causes the command to be executed.",
+        "",
+        "-Help, -?, /?",
+        "    Shows this message. If you are typing a PowerShell.exe command in Windows",
+        "    PowerShell, prepend the command parameters with a hyphen (-), not a forward",
+        "    slash (/). You can use either a hyphen or forward slash in Cmd.exe.",
+        "",
+        "EXAMPLES",
+        "    PowerShell -PSConsoleFile SqlSnapIn.Psc1",
+        "    PowerShell -version 2.0 -NoLogo -InputFormat text -OutputFormat XML",
+        "    PowerShell -ConfigurationName AdminRoles",
+        "    PowerShell -Command {Get-EventLog -LogName security}",
+        "    PowerShell -Command \"& {Get-EventLog -LogName security}\"",
+        "",
+        "    # To use the -EncodedCommand parameter:",
+        "    $command = 'dir \"c:\\program files\" '",
+        "    $bytes = [System.Text.Encoding]::Unicode.GetBytes($command)",
+        "    $encodedCommand = [Convert]::ToBase64String($bytes)",
+        "    powershell.exe -encodedCommand $encodedCommand"
+    ],
     "prettier": [
         "Usage: prettier [options] [file/dir/glob ...]",
         "",

.automation/generated/linter-links-previews.json

@@ -304,6 +304,11 @@
     "image": "https://repository-images.githubusercontent.com/33149177/18c68000-a5b0-11e9-9d88-c03ff0e21635",
     "title": "PowerShell/PSScriptAnalyzer"
   },
+  "powershell_formatter": {
+    "description": "Download ScriptAnalyzer from PowerShellGallery. Contribute to PowerShell/PSScriptAnalyzer development by creating an account on GitHub.",
+    "image": "https://repository-images.githubusercontent.com/33149177/18c68000-a5b0-11e9-9d88-c03ff0e21635",
+    "title": "GitHub - PowerShell/PSScriptAnalyzer: Download ScriptAnalyzer from PowerShellGallery"
+  },
   "prettier": {
     "description": "Opinionated Code Formatter",
     "image": "https://prettier.io/icon.png",

.automation/generated/linter-versions.json

@@ -58,6 +58,7 @@
     "phpstan": "1.9.4",
     "pmd": "6.48.0",
     "powershell": "7.3.1",
+    "powershell_formatter": "5.1.22621",
     "prettier": "2.8.1",
     "proselint": "0.13.0",
     "protolint": "0.42.2",

.automation/test/powershell_formatter/powershell_bad_1.ps1

@@ -0,0 +1,14 @@
+#Plaintext Parameters
+function BadFunction {
+    param(
+        [String]$Username = 'me',
+        [String]$Password = 'password'
+    )
+    $Username
+    $Password
+    $VariableThatIsNotUsedLater = '5'
+    try {
+        'Empty Catch Block' 
+    } catch {}
+}
+

.automation/test/powershell_formatter/powershell_bad_1.psd1

@@ -0,0 +1,3 @@
+@{
+    'Hello'='World
+}

.automation/test/powershell_formatter/powershell_bad_1.psm1

@@ -0,0 +1 @@
+Write-Output "hello world!

.automation/test/powershell_formatter/powershell_good_1.ps1

@@ -0,0 +1 @@
+Write-Output "hello world!"

.automation/test/powershell_formatter/powershell_good_1.psd1

@@ -0,0 +1,3 @@
+@{
+    'Hello'='World'
+}

.automation/test/powershell_formatter/powershell_good_1.psm1

@@ -0,0 +1 @@
+Write-Output "hello world!"

Dockerfile

@@ -514,6 +514,10 @@ RUN curl --retry 5 --retry-delay 5 -sLO "${ARM_TTK_URI}" \
 # powershell installation
     && pwsh -c 'Install-Module -Name PSScriptAnalyzer -RequiredVersion ${PSSA_VERSION} -Scope AllUsers -Force' \
 
+# powershell_formatter installation
+# Next line commented because already managed by another linter
+# RUN pwsh -c 'Install-Module -Name PSScriptAnalyzer -RequiredVersion ${PSSA_VERSION} -Scope AllUsers -Force'
+
 # protolint installation
 # Managed with COPY --from=protolint /usr/local/bin/protolint /usr/bin/
 

flavors/dotnet/Dockerfile

@@ -334,6 +334,10 @@ RUN curl --retry 5 --retry-delay 5 -sLO "${ARM_TTK_URI}" \
 # powershell installation
     && pwsh -c 'Install-Module -Name PSScriptAnalyzer -RequiredVersion ${PSSA_VERSION} -Scope AllUsers -Force' \
 
+# powershell_formatter installation
+# Next line commented because already managed by another linter
+# RUN pwsh -c 'Install-Module -Name PSScriptAnalyzer -RequiredVersion ${PSSA_VERSION} -Scope AllUsers -Force'
+
 # protolint installation
 # Managed with COPY --from=protolint /usr/local/bin/protolint /usr/bin/
 

flavors/dotnet/flavor.json

@@ -45,6 +45,7 @@
         "MARKDOWN_MARKDOWN_TABLE_FORMATTER",
         "OPENAPI_SPECTRAL",
         "POWERSHELL_POWERSHELL",
+        "POWERSHELL_POWERSHELL_FORMATTER",
         "PROTOBUF_PROTOLINT",
         "REPOSITORY_CHECKOV",
         "REPOSITORY_GIT_DIFF",

megalinter/descriptors/all_flavors.json

@@ -225,6 +225,7 @@
             "MARKDOWN_MARKDOWN_TABLE_FORMATTER",
             "OPENAPI_SPECTRAL",
             "POWERSHELL_POWERSHELL",
+            "POWERSHELL_POWERSHELL_FORMATTER",
             "PROTOBUF_PROTOLINT",
             "REPOSITORY_CHECKOV",
             "REPOSITORY_GIT_DIFF",

megalinter/descriptors/powershell.megalinter-descriptor.yml

@@ -10,7 +10,7 @@ file_extensions:
   - ".pssc"
   - ".psrc"
   - ".cdxml"
-# Reference: https://docs.microsoft.com/en-us/powershell/scripting/install/installing-powershell-core-on-linux?view=powershell-7
+# Reference: https://docs.microsoft.com/en-us/powershell/scripting/install/installing-powershell-core-on-linux
 # Slightly modified to always retrieve latest stable Powershell version
 # If changing PWSH_VERSION='latest' to a specific version, use format PWSH_VERSION='tags/v7.0.2'
 install:
@@ -36,8 +36,8 @@ linters:
     linter_url: https://github.com/PowerShell/PSScriptAnalyzer
     linter_repo: https://github.com/PowerShell/PSScriptAnalyzer
     linter_image_url: https://github.com/PowerShell/PSScriptAnalyzer/raw/master/logo.png
-    linter_rules_configuration_url: https://github.com/PowerShell/PSScriptAnalyzer#explicit
-    linter_rules_inline_disable_url: https://github.com/PowerShell/PSScriptAnalyzer#suppressing-rules
+    linter_rules_configuration_url: https://learn.microsoft.com/en-us/powershell/utility-modules/psscriptanalyzer/using-scriptanalyzer?view=ps-modules#explicit
+    linter_rules_inline_disable_url: https://learn.microsoft.com/en-us/powershell/utility-modules/psscriptanalyzer/using-scriptanalyzer?view=ps-modules#suppressing-rules
     config_file_name: .powershell-psscriptanalyzer.psd1
     cli_lint_fix_arg_name: "-Fix"
     version_extract_regex: "(\\d+) *(\\d+) *(\\d+)"
@@ -53,3 +53,25 @@ linters:
       vscode:
         - name: VSCode PowerShell extension
           url: https://marketplace.visualstudio.com/items?itemName=ms-vscode.PowerShell
+  # Internal powershell linter
+  - class: PowershellLinter
+    linter_name: powershell_formatter
+    linter_url: https://github.com/PowerShell/PSScriptAnalyzer
+    linter_repo: https://github.com/PowerShell/PSScriptAnalyzer
+    linter_image_url: https://github.com/PowerShell/PSScriptAnalyzer/raw/master/logo.png
+    linter_rules_configuration_url: https://learn.microsoft.com/en-us/powershell/utility-modules/psscriptanalyzer/using-scriptanalyzer?view=ps-modules#explicit
+    linter_rules_inline_disable_url: https://learn.microsoft.com/en-us/powershell/utility-modules/psscriptanalyzer/using-scriptanalyzer?view=ps-modules#suppressing-rules
+    config_file_name: .powershell-psscriptanalyzer.psd1
+    version_extract_regex: "(\\d+) *(\\d+) *(\\d+)"
+    examples:
+      - 'pwsh -NoProfile -NoLogo -Command "Invoke-Formatter -ScriptDefinition ''write-host Hello World''"'
+      - 'pwsh -NoProfile -NoLogo -Command "Invoke-Formatter -Settings .powershell-psscriptanalyzer.psd1 -ScriptDefinition ''write-host Hello World''"'
+    # If changing PWSH_VERSION='latest' to a specific version, use format PWSH_VERSION='tags/v7.0.2'
+    install:
+      dockerfile:
+        - ARG PSSA_VERSION='latest'
+        - RUN pwsh -c 'Install-Module -Name PSScriptAnalyzer -RequiredVersion ${PSSA_VERSION} -Scope AllUsers -Force'
+    ide:
+      vscode:
+        - name: VSCode PowerShell extension
+          url: https://marketplace.visualstudio.com/items?itemName=ms-vscode.PowerShell

megalinter/descriptors/schemas/megalinter-configuration.jsonschema.json

@@ -167,6 +167,7 @@
         "PHP_PSALM",
         "PHP_PHPLINT",
         "POWERSHELL_POWERSHELL",
+        "POWERSHELL_POWERSHELL_FORMATTER",
         "PROTOBUF_PROTOLINT",
         "PUPPET_PUPPET_LINT",
         "PYTHON_PYLINT",

megalinter/linters/PowershellLinter.py

@@ -17,12 +17,21 @@ def __init__(self, params=None, linter_config=None):
 
     # Build the CLI command to call to lint a file with a powershell script
     def build_lint_command(self, file=None):
-        pwsh_script = ["Invoke-ScriptAnalyzer -EnableExit"]
+        if self.linter_name == "powershell":
+            pwsh_script = ["Invoke-ScriptAnalyzer -EnableExit"]
+        elif self.linter_name == "powershell_formatter":
+            pwsh_script = ["Invoke-Formatter"]
+
         if self.config_file is not None:
             pwsh_script[0] += " -Settings " + self.config_file
-        pwsh_script[0] += f" -Path '{file}'"
-        if self.apply_fixes is True and self.cli_lint_fix_arg_name is not None:
-            pwsh_script[0] += f" {self.cli_lint_fix_arg_name}"
+
+        if self.linter_name == "powershell":
+            pwsh_script[0] += f" -Path '{file}'"
+        elif self.linter_name == "powershell_formatter":
+            pwsh_script[0] += f" -ScriptDefinition (Get-Content -Path '{file}' -Raw) > '{file}'"
+
+        if self.linter_name == "powershell" and self.apply_fixes is True and self.cli_lint_fix_arg_name is not None:
+            pwsh_script[0] +=  f" {self.cli_lint_fix_arg_name}"
         cmd = [
             self.cli_executable,
             "-NoProfile",

megalinter/tests/test_megalinter/linters/powershell_powershell_formatter_test.py

@@ -0,0 +1,14 @@
+# !/usr/bin/env python3
+"""
+Unit tests for POWERSHELL linter powershell_formatter
+This class has been automatically @generated by .automation/build.py, please do not update it manually
+"""
+
+from unittest import TestCase
+
+from megalinter.tests.test_megalinter.LinterTestRoot import LinterTestRoot
+
+
+class powershell_powershell_formatter_test(TestCase, LinterTestRoot):
+    descriptor_id = "POWERSHELL"
+    linter_name = "powershell_formatter"