Summary of PR #28: Refactor error handling and simplify graph processing
Title: Refactor error handling and simplify graph processing

Description:

Introduces custom exception classes for better error handling and user feedback.
Simplifies node and edge extraction processes.
Enhances degree calculation and error messaging in DependencyGraphGenerator and CoreUtils.
File Changes:

CodeLineCounter.Tests/CodeAnalyzerTests.cs

Refactored tests to remove redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/CodeDuplicationCheckerTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/CoreUtilsTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/CsvHandlerTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/CyclomaticComplexityCalculatorTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/DataExporterTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/DependencyGraphGeneratorTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/FileUtilsTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/HashUtilsTests.cs

Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/JsonHandlerTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/SolutionAnalyzerTests.cs

Refactored tests to inherit from TestBase.
Removed redundant console output redirection.
Simplified test setup and assertions.
CodeLineCounter.Tests/TestBase.cs

Added a new base class for tests to handle console redirection and cleanup.
CodeLineCounter/Exceptions/HelpRequestedException.cs

Added a new custom exception for help requests.
CodeLineCounter/Exceptions/InvalidExportFormatException.cs

Added a new custom exception for invalid export formats.
CodeLineCounter/Exceptions/InvalidNumberException.cs

Added a new custom exception for invalid number inputs.
CodeLineCounter/Exceptions/InvalidSelectionException.cs

Added a new custom exception for invalid selection inputs.
CodeLineCounter/Models/Settings.cs

Updated IsValid method to throw custom exceptions.
CodeLineCounter/Program.cs

Added try-catch blocks for better error handling.
CodeLineCounter/Services/DependencyGraphGenerator.cs

Minor formatting changes.
CodeLineCounter/Services/SolutionAnalyzer.cs

Updated error handling to use Console.WriteLine instead of Console.Error.WriteLine.
CodeLineCounter/Utils/CoreUtils.cs

Updated methods to throw custom exceptions for invalid inputs.

…extension matching

Refactor exception handling and improve project extension matching

…rce management

Refactor locking mechanism for resource management improvements

…nd service class

…pdate type assertion in HashUtilsTests

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Implement hashing functionality with IHashUtils interface and service class