FRAPCON Language Support for VS Code

FRAPCON is a fuel performance analysis code developed by the U.S. NRC for steady-state fuel rod simulations.

FRAPCON Language Support is a Visual Studio Code extension that adds syntax highlighting, snippets, and IntelliSense for FRAPCON input files (.inp). This extension aims to improve productivity and reduce errors when creating or editing FRAPCON input files.

✨ Features

• ✅ Syntax highlighting for .inp FRAPCON input files
• ✅ Snippets for header and common input blocks
• ✅ IntelliSense/autocomplete for FRAPCON parameters
• ✅ Hover tooltips with documentation
• ✅ Sample input case for MOX fuel rod analysis

📦 Installation

1. Install from the Visual Studio Marketplace.
   (Alternatively, clone this repo and build locally with vsce package)

2. Open a .inp file — FRAPCON Language Support will activate automatically.

🚀 Usage

• Create or open a FRAPCON input file (.inp).
• Type case to trigger case snippets.
• Hover over keywords to see documentation.
• Use IntelliSense (Ctrl+Space) to explore available parameters.