Error Highlighter

⚠️ Disclaimer ⚠️

This is not the official Visual Studio Code or Microsoft extension. This is a community-created extension that highlights lines containing errors detected by VS Code's built-in diagnostics.

Features

• Automatically highlights lines containing errors in your code
• Works with all programming languages supported by VS Code
• Uses VS Code's built-in diagnostics (Problems panel) for error detection
• Customizable highlight color through settings
• Toggle highlighting on/off with a command
• Shows error messages on hover and inline after the line
• Updates in real-time as you type
• Non-intrusive: doesn't duplicate errors in the Problems panel

Installation

1. Open VS Code
2. Press Ctrl+Shift+X to open the Extensions view
3. Search for "Error Highlighter"
4. Click "Install"

Usage

The extension works automatically once installed. It will highlight any lines that contain errors detected by VS Code's built-in diagnostics (shown in the Problems panel).

Visual Features

• Red background highlight for error lines (customizable)
• Red border on the left side of error lines
• Error message shown in red after the line
• Error message available on hover
• Whole line highlighting for better visibility

Commands

• Error Highlighter: Toggle Highlighting - Toggle the error highlighting on/off

Settings

You can customize the extension's behavior through VS Code settings:

• errorHighlighter.backgroundColor: Set the background color for error lines (default: "#ff000033")
• errorHighlighter.enabled: Enable/disable error highlighting (default: true)

To modify these settings:

1. Open VS Code Settings (Ctrl+,)
2. Search for "Error Highlighter"
3. Modify the settings as desired

Requirements

• VS Code 1.85.0 or higher

Language Support

This extension works with all programming languages supported by VS Code, including but not limited to:

• JavaScript/TypeScript
• Python
• Java
• C/C++
• C#
• PHP
• Ruby
• Go
• Rust
• And many more!

The extension leverages VS Code's built-in diagnostics system, so it will work with any language that has proper language support and diagnostics enabled in VS Code.

Extension Settings

This extension contributes the following settings:

• errorHighlighter.backgroundColor: Background color for error lines
• errorHighlighter.enabled: Enable/disable error highlighting

Acknowledgments

• Inspired by the need for better code readability and debugging experience
• Thanks to the VS Code team for their extensible editor & excellent extension API
• Thanks to all contributors who have helped improve this extension

Support

If you find this extension helpful, please consider:

• Sharing the extension
• Starring the repository
• Reporting bugs
• Suggesting new features

Known Issues

None at the moment.

Release Notes

See CHANGELOG.md for the full changelog.