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Code Navigation & IntelliSense

Advanced code navigation features and enhanced IntelliSense for C# development.

Overview​

C# Dev Tools enhances VS Code's code navigation with:

Key Features​

Inlay Hints​

Show inferred types and parameter names inline:

  • Type Hints: See types for var declarations
  • Parameter Hints: See parameter names in method calls

Unused Symbol Detection​

Identify dead code with visual indicators:

  • Private methods not being used
  • Unused properties and fields
  • Reduced opacity for unused symbols
  • Easy identification for cleanup

Code Lens​

Contextual information above code:

  • Test Generation: "Create Tests" above methods
  • Go to Implementation: Find interface implementations
  • Enum Assignments: See where enums are used

Semantic Colors​

Enhanced syntax highlighting:

  • Interfaces: Distinct color for interface types
  • Enums: Highlight enum types
  • Namespaces: Namespace coloring

Configuration​

All features are configurable through VS Code settings or the extension Settings webview:

Enable/Disable Features​

  • Enable Type Hints
  • Enable Parameter Hints
  • Highlight Unused Symbols
  • Enable Code Lens features
  • Configure semantic colors

Customization​

  • Adjust unused symbol opacity
  • Configure Code Lens options
  • Customize semantic colors per theme
  • Set color preferences

Quick Toggle​

Quickly toggle features via Command Palette:

  • "Toggle C# Type Inlay Hints"
  • "Toggle Unused Symbol Highlighting"
  • "Toggle Code Lens"

Integration​

Features work seamlessly with:

  • C# Language Server
  • IntelliSense
  • Code completion
  • Refactoring tools
  • Debugging features

Benefits​

  • Write code faster with hints
  • Identify dead code easily
  • Navigate code more efficiently
  • Understand code structure better
  • Maintain cleaner codebases