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Merged
merged 1 commit into from
Sep 6, 2024
Merged

More robust generic parsing #3

merged 1 commit into from
Sep 6, 2024

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ATrefzer
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@ATrefzer ATrefzer commented Sep 6, 2024

More robust generic parsing

@ATrefzer ATrefzer merged commit 5652a43 into main Sep 6, 2024
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@ATrefzer ATrefzer deleted the more-robust-generics branch September 8, 2024 22:21
@RalfKoban
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@CodiumAI-Agent /review

@CodiumAI-Agent
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PR Reviewer Guide 🔍

⏱️ Estimated effort to review: 4 🔵🔵🔵🔵⚪
🧪 No relevant tests
🔒 No security concerns identified
⚡ Key issues to review

Code Refactoring
The method GetSymbolKey has been replaced with symbol.Key() across multiple files. Ensure that this new method correctly handles all the cases previously covered by GetSymbolKey, especially in complex scenarios involving generics and overloaded methods.

Dependency Handling
The refactoring from specific dependency methods to a more generic AddDependencyWithFallbackToContainingType method needs careful review to ensure that all specific cases previously handled are still correctly managed, particularly for edge cases in dependency resolution.

Extension Method Implementation
The implementation of BuildSymbolName and Key in SymbolExtensions.cs must be thoroughly tested to ensure they construct fully qualified names and unique keys accurately, especially for nested namespaces and generic types.

@RalfKoban
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@CodiumAI-Agent /improve

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PR Code Suggestions ✨

CategorySuggestion                                                                                                                                    Score
Best practice
Use await instead of .Result for asynchronous calls to prevent deadlocks

Instead of using .Result which can lead to deadlocks, consider using await to
asynchronously wait for the task to complete. This change enhances the
responsiveness of the application by avoiding blocking calls.

CodeParser/Parser/Parser.Phase2.cs [51]

-var semanticModel = document?.GetSemanticModelAsync().Result;
+var semanticModel = await document?.GetSemanticModelAsync();
 
Suggestion importance[1-10]: 9

Why: The suggestion improves the code by using await instead of .Result, which is a best practice for asynchronous programming to avoid deadlocks and improve application responsiveness.

9
Possible bug
Ensure the list is initialized in the dictionary before adding items to prevent runtime exceptions

Replace the direct addition of globalStatementSyntax to _globalStatementsByAssembly
with a method that checks if the key exists in the dictionary and initializes the
list if it does not exist. This ensures that there will be no KeyNotFoundException
at runtime.

CodeParser/Parser/Parser.Phase1.cs [158]

+if (!_globalStatementsByAssembly.ContainsKey(assemblySymbol))
+{
+    _globalStatementsByAssembly[assemblySymbol] = new List<GlobalStatementSyntax>();
+}
 _globalStatementsByAssembly[assemblySymbol].Add(globalStatementSyntax);
 
Suggestion importance[1-10]: 8

Why: This suggestion addresses a potential bug by ensuring that the dictionary is properly initialized before accessing it, preventing a KeyNotFoundException, which is crucial for robust code.

8
Add a null check for the semantic model to prevent runtime errors

Consider checking for null after retrieving the semantic model to ensure that the
semanticModel is not null before using it. This will prevent potential runtime
errors if the semantic model cannot be obtained.

CodeParser/Parser/Parser.Phase1.cs [51-52]

 var semanticModel = document?.GetSemanticModelAsync().Result;
+if (semanticModel == null) throw new InvalidOperationException("Failed to obtain semantic model.");
 if (semanticModel != null)
 
Suggestion importance[1-10]: 7

Why: The suggestion correctly identifies a potential runtime error by adding a null check for the semantic model, which is a good practice to prevent exceptions if the semantic model cannot be obtained.

7
Enhancement
Simplify null handling for locations by using the null-coalescing assignment operator

Refactor the method AddDependencyWithFallbackToContainingType to handle null
locations more gracefully by initializing it as an empty list if null, which
simplifies the method's usage and avoids potential null reference exceptions
elsewhere in the code.

CodeParser/Parser/Parser.Phase2.cs [543-545]

-if (locations == null)
-{
-    locations = [];
-}
+locations ??= new List<SourceLocation>();
 
Suggestion importance[1-10]: 6

Why: The suggestion enhances code readability and maintainability by using the null-coalescing assignment operator, which is a more concise way to handle null values.

6

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3 participants