vscode-antlr4 is a Visual Studio Code extension that provides comprehensive support for ANTLR4 grammar development. It enhances the editing experience by offering syntax highlighting, code completion, error checking, and visualization tools, making it easier to design and debug grammars within the VS Code environment. The extension supports various target languages and integrates seamlessly with ANTLR4's toolchain.

Features

  • Syntax highlighting for ANTLR grammars (.g and .g4 files) with custom themes
  • Code completion and symbol navigation, including hover information and go-to-definition
  • Real-time syntax and semantic error checking using ANTLR4
  • Generation of railroad diagrams and ATN graphs for grammar visualization
  • Grammar debugging with support for breakpoints and step execution
  • Configurable parser generation for multiple target languages​

Project Samples

Project Activity

See All Activity >

Categories

Libraries

License

MIT License

Follow VSCode-ANTLR4

VSCode-ANTLR4 Web Site

Other Useful Business Software
$300 Free Credits to Build on Google Cloud Icon
$300 Free Credits to Build on Google Cloud

New customers can spin up VMs, build with AI, and query data at no cost.

Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
Start Free
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of VSCode-ANTLR4!

Additional Project Details

Programming Language

TypeScript

Related Categories

TypeScript Libraries

Registered

2025-04-25