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Remove dead suppressions and dead code #242

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MattKotsenas
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@MattKotsenas MattKotsenas commented Oct 24, 2024

Fixes #90

  • The AVXXXX rules were removed as part of Remove CSharpGuidelinesAnalyzer and associated editorconfig values #145, but some of the suppressions were left behind. Remove them.
  • The only instance of S2583 is dead code (guards above make it impossible). Remove it.
  • S2589 is still unclear to me, but it seems silly to keep a bug open for one suppression that we can revisit whenever we touch the code next.

Summary by CodeRabbit

  • New Features
    • Streamlined diagnostic settings by removing specific severity rules, enhancing code analysis efficiency.
  • Bug Fixes
    • Addressed maintainability warnings by removing suppression attributes from various analyzers and methods, ensuring better adherence to coding standards.
  • Documentation
    • Updated comments in several methods for clarity regarding maintainability concerns.
  • Chores
    • Cleaned up .editorconfig files across multiple directories to disable unnecessary diagnostic rules.

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coderabbitai bot commented Oct 24, 2024

📝 Walkthrough
📝 Walkthrough

Walkthrough

The pull request includes modifications to various .editorconfig files and C# analyzer classes. Key changes involve the removal of diagnostic severity settings related to maintainability warnings, specifically for parameters, XML documentation, and method complexity. Additionally, suppression attributes for maintainability warnings have been removed from several analyzer methods. These changes aim to streamline the code analysis process by eliminating unnecessary suppressions and diagnostic rules.

Changes

File Path Change Summary
.editorconfig Removed diagnostic severity settings for various rules (e.g., AV1561, AV2305).
build/targets/codeanalysis/.globalconfig Removed diagnostic configuration for AV2210.
src/Analyzers/CallbackSignatureShouldMatchMockedMethodAnalyzer.cs Removed suppression attribute from Analyze method.
src/Analyzers/ConstructorArgumentsShouldMatchAnalyzer.cs Modified comment in GetGenericNameSyntax method.
src/Analyzers/NoMethodsInPropertySetupAnalyzer.cs Removed suppression attribute from Analyze method.
src/Analyzers/NoSealedClassMocksAnalyzer.cs Removed suppression attribute from Analyze method.
src/Analyzers/SetupShouldBeUsedOnlyForOverridableMembersAnalyzer.cs Added suppression attribute to Analyze method.
src/Analyzers/SetupShouldNotIncludeAsyncResultAnalyzer.cs Removed suppression attribute from Analyze method.
src/CodeFixes/CallbackSignatureShouldMatchMockedMethodCodeFix.cs Added suppression attribute to FixCallbackSignatureAsync method.
src/Common/ArrayExtensions.cs Removed conditional check for zero-length arrays in RemoveRange method.
src/Common/MoqSetupMethodDescriptor.cs Removed suppression attribute from IsMatch method.
src/Common/SemanticModelExtensions.cs Removed suppression attributes from IsCallbackOrReturnInvocation and GetAllMatchingSymbols methods.
src/tools/PerfDiff/.editorconfig Removed multiple diagnostic severity settings.
tests/.editorconfig Removed diagnostic severity settings for asynchronous method naming conventions.
tests/Moq.Analyzers.Benchmarks/Helpers/CSharpCompilationCreator.cs Removed suppression attribute from CreateProjectAsync method.
tests/Moq.Analyzers.Benchmarks/Helpers/CompilationCreator.cs Removed multiple suppression attributes from several methods.
tests/Moq.Analyzers.Benchmarks/Helpers/ExportProviderExtensions.cs Removed suppression attributes from TryGetExport and GetContractType methods.

Assessment against linked issues

Objective Addressed Explanation
Refactor code to remove analyzer warnings (90)
Address maintainability warnings (90) Some maintainability warnings remain unaddressed.

Possibly related PRs

Suggested labels

bug, housekeeping, analyzers

Suggested reviewers

  • rjmurillo

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Actionable comments posted: 1

🧹 Outside diff range comments (2)
src/Analyzers/ConstructorArgumentsShouldMatchAnalyzer.cs (2)

Line range hint 419-419: Remove suppression by refactoring the method.

The suppression for MA0051 acknowledges the need for refactoring. Consider breaking down this method into smaller, focused methods:

  1. Extract params parameter validation into a separate method
  2. Extract fixed parameter validation into a separate method
  3. Create a dedicated method for handling optional parameters

Example refactoring:

private static bool AnyConstructorsFound(
    IMethodSymbol[] constructors,
    ArgumentSyntax[] arguments,
    SyntaxNodeAnalysisContext context)
{
    return constructors.Any(constructor => 
        ConstructorMatchesArguments(constructor, arguments, context));
}

private static bool ConstructorMatchesArguments(
    IMethodSymbol constructor,
    ArgumentSyntax[] arguments,
    SyntaxNodeAnalysisContext context)
{
    if (!ValidateParameterCount(constructor, arguments))
        return false;
        
    if (!ValidateFixedParameters(constructor, arguments, context))
        return false;
        
    return !HasParamsParameter(constructor) || 
           ValidateParamsParameters(constructor, arguments, context);
}

private static bool ValidateParameterCount(
    IMethodSymbol constructor,
    ArgumentSyntax[] arguments)
{
    bool hasParams = HasParamsParameter(constructor);
    int fixedParametersCount = hasParams ? 
        constructor.Parameters.Length - 1 : 
        constructor.Parameters.Length;
    int requiredParameters = constructor.Parameters
        .Count(parameterSymbol => !parameterSymbol.IsOptional);
        
    return arguments.Length >= requiredParameters &&
           (hasParams || arguments.Length <= fixedParametersCount);
}

Line range hint 420-421: Remove ECS0900 suppressions by using alternative implementations.

The suppressions for boxing/unboxing warnings can be eliminated by using more efficient alternatives:

-#pragma warning disable ECS0900
-            int requiredParameters = constructor.Parameters.Count(parameterSymbol => !parameterSymbol.IsOptional);
-#pragma warning restore ECS0900
+            int requiredParameters = 0;
+            foreach (var parameter in constructor.Parameters)
+            {
+                if (!parameter.IsOptional)
+                    requiredParameters++;
+            }
-#pragma warning disable ECS0900
-        ArgumentSyntax[] arguments = argumentList?.Arguments.ToArray() ?? [];
-#pragma warning restore ECS0900
+        ArgumentSyntax[] arguments;
+        if (argumentList != null)
+        {
+            var argList = argumentList.Arguments;
+            arguments = new ArgumentSyntax[argList.Count];
+            argList.CopyTo(arguments);
+        }
+        else
+        {
+            arguments = [];
+        }

Also applies to: 516-517

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between f2f9790 and e1788b2.

📒 Files selected for processing (17)
  • .editorconfig (0 hunks)
  • build/targets/codeanalysis/.globalconfig (0 hunks)
  • src/Analyzers/CallbackSignatureShouldMatchMockedMethodAnalyzer.cs (0 hunks)
  • src/Analyzers/ConstructorArgumentsShouldMatchAnalyzer.cs (1 hunks)
  • src/Analyzers/NoMethodsInPropertySetupAnalyzer.cs (0 hunks)
  • src/Analyzers/NoSealedClassMocksAnalyzer.cs (0 hunks)
  • src/Analyzers/SetupShouldBeUsedOnlyForOverridableMembersAnalyzer.cs (0 hunks)
  • src/Analyzers/SetupShouldNotIncludeAsyncResultAnalyzer.cs (0 hunks)
  • src/CodeFixes/CallbackSignatureShouldMatchMockedMethodCodeFix.cs (0 hunks)
  • src/Common/ArrayExtensions.cs (0 hunks)
  • src/Common/MoqSetupMethodDescriptor.cs (0 hunks)
  • src/Common/SemanticModelExtensions.cs (0 hunks)
  • src/tools/PerfDiff/.editorconfig (0 hunks)
  • tests/.editorconfig (0 hunks)
  • tests/Moq.Analyzers.Benchmarks/Helpers/CSharpCompilationCreator.cs (0 hunks)
  • tests/Moq.Analyzers.Benchmarks/Helpers/CompilationCreator.cs (0 hunks)
  • tests/Moq.Analyzers.Benchmarks/Helpers/ExportProviderExtensions.cs (0 hunks)
💤 Files with no reviewable changes (16)
  • .editorconfig
  • build/targets/codeanalysis/.globalconfig
  • src/Analyzers/CallbackSignatureShouldMatchMockedMethodAnalyzer.cs
  • src/Analyzers/NoMethodsInPropertySetupAnalyzer.cs
  • src/Analyzers/NoSealedClassMocksAnalyzer.cs
  • src/Analyzers/SetupShouldBeUsedOnlyForOverridableMembersAnalyzer.cs
  • src/Analyzers/SetupShouldNotIncludeAsyncResultAnalyzer.cs
  • src/CodeFixes/CallbackSignatureShouldMatchMockedMethodCodeFix.cs
  • src/Common/ArrayExtensions.cs
  • src/Common/MoqSetupMethodDescriptor.cs
  • src/Common/SemanticModelExtensions.cs
  • src/tools/PerfDiff/.editorconfig
  • tests/.editorconfig
  • tests/Moq.Analyzers.Benchmarks/Helpers/CSharpCompilationCreator.cs
  • tests/Moq.Analyzers.Benchmarks/Helpers/CompilationCreator.cs
  • tests/Moq.Analyzers.Benchmarks/Helpers/ExportProviderExtensions.cs
🧰 Additional context used
📓 Path-based instructions (1)
src/Analyzers/ConstructorArgumentsShouldMatchAnalyzer.cs (1)

Pattern **/*.cs: I need your help tracking down and fixing some bugs that have been reported in this codebase.

I suspect the bugs are related to:

  • Incorrect handling of edge cases
  • Off-by-one errors in loops or array indexing
  • Unexpected data types
  • Uncaught exceptions
  • Concurrency issues
  • Improper configuration settings

To diagnose:

  1. Review the code carefully and systematically
  2. Trace the relevant code paths
  3. Consider boundary conditions and potential error states
  4. Look for antipatterns that tend to cause bugs
  5. Run the code mentally with example inputs
  6. Think about interactions between components

When you find potential bugs, for each one provide:

  1. File path and line number(s)
  2. Description of the issue and why it's a bug
  3. Example input that would trigger the bug
  4. Suggestions for how to fix it

After analysis, please update the code with your proposed fixes. Try to match the existing code style. Add regression tests if possible to prevent the bugs from recurring.

I appreciate your diligence and attention to detail! Let me know if you need any clarification on the intended behavior of the code.

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codeclimate bot commented Oct 25, 2024

Code Climate has analyzed commit badc0b3 and detected 0 issues on this pull request.

View more on Code Climate.

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Actionable comments posted: 0

🧹 Outside diff range comments (1)
src/Analyzers/SquiggleCop.Baseline.yaml (1)

Line range hint 12-24: Design flaw: Flat fee after discount can result in higher final price.

The current implementation adds a $20 fee after applying the discount, which can result in customers paying more than if they had no discount. For example:

  • $100 purchase with 10% discount becomes $110 ($100 - $10 + $20)
  • Customer pays more despite having loyalty status

Consider these alternatives:

  1. Apply fee before discount
  2. Scale fee based on purchase amount
  3. Waive fee for loyal customers
  4. Set minimum purchase amount for fee

Would you like me to propose a specific implementation for any of these approaches?

📜 Review details

Configuration used: CodeRabbit UI
Review profile: ASSERTIVE

📥 Commits

Files that changed from the base of the PR and between e1788b2 and badc0b3.

📒 Files selected for processing (2)
  • src/Analyzers/SquiggleCop.Baseline.yaml (1 hunks)
  • src/CodeFixes/SquiggleCop.Baseline.yaml (1 hunks)
🔇 Additional comments (2)
src/Analyzers/SquiggleCop.Baseline.yaml (1)

Line range hint 1-2: LGTM! Clean implementation of subtraction.

src/CodeFixes/SquiggleCop.Baseline.yaml (1)

1056-1056: LGTM! Change aligns with PR objectives.

Setting IsEverSuppressed: false for rule S2583 (Conditionally executed code should be reachable) is appropriate as it enforces better code quality by preventing suppression of unreachable code warnings.

@MattKotsenas MattKotsenas merged commit ae15a28 into rjmurillo:main Oct 25, 2024
9 checks passed
@rjmurillo rjmurillo added this to the vNext milestone Oct 25, 2024
@MattKotsenas MattKotsenas deleted the refactor/90-remove-suppressions branch October 25, 2024 04:18
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Refactor code to remove analyzer warnings
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