Code Navigation & IntelliSense

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

Overview

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

• Inlay Hints - Type and parameter hints
• Unused Symbol Detection - Highlight dead code
• Code Lens - Contextual information above code elements
• Semantic Colors - Enhanced syntax highlighting

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