DnT Log Viewer Extension

A VSCode extension for viewing and analyzing log files with advanced filtering capabilities.

Features

• Multiple Log Format Support: Supports Loguru and custom log formats
• Hierarchical Filtering: Filter logs by level with automatic higher-priority inclusion
• Syntax Highlighting: Color-coded log levels for easy identification
• Interactive UI: Click-to-filter with real-time statistics
• Multiple Access Methods: Right-click menus, editor integration, and command palette

Setup and Testing

1. Install Dependencies

npm install

2. Compile TypeScript

npm run compile

3. Test the Extension

1. Open this folder in VSCode
2. Press F5 or go to Run > Start Debugging
3. This will open a new "Extension Development Host" window
4. In the new window, create or open a .log file
5. Right-click on the .log file in the explorer
6. Select "Open DnT Log Viewer" from the context menu

4. Sample Log File for Testing

Create a test file sample.log with content like:

11:41:04 | DEBUG - Turning on Power.
11:41:06 | DEBUG - Power supply - Current: 0.4930 A.
11:41:07 | INFO - System initialized successfully.
11:41:08 | WARNING - Temperature threshold exceeded.
11:41:09 | ERROR - Connection failed, retrying...
11:41:10 | CRITICAL - System shutdown initiated.

Usage

Access Methods

• Right-click any .log file in the VSCode explorer
• Right-click inside an open .log file in the editor
• Click the DnT Log Viewer icon in the editor title bar
• Command Palette: Ctrl+Shift+P → "DnT Log Viewer: Open Log File"

Filtering Features

• Hierarchical Mode (Default): Clicking a log level shows that level and all higher priority levels
• Toggle Mode: Individual level filtering
• Quick Filters: Show All, Hide All, Errors Only buttons
• Real-time Statistics: Live count of total and visible entries

Log Level Priority

TRACE < DEBUG < INFO < SUCCESS < WARNING < ERROR < CRITICAL

Supported Log Formats

The extension automatically detects and parses various log formats:

• Loguru default format
• Custom timestamp formats
• Bracketed timestamps
• Various separator styles

Development

Built with TypeScript and designed for extensibility. The parser can be easily extended to support additional log formats.