orCAL

orCAL is a Rust calculator with a Tauri interface. The web UI is served by Tauri and calls the Rust calculation engine. It is software from the Colony project (https://github.com/MotherSphere/Colony).

Features

• Operations: addition, subtraction, multiplication, division
• Parentheses and decimal numbers
• Error handling (incomplete expression, division by zero, invalid token)

Prerequisites

• Rust (stable toolchain) and Cargo installed
• System dependencies for Tauri (see the Tauri documentation for your OS)

Installation

cargo build -p orcal-tauri

Usage

To start the Tauri app in development mode:

cargo run -p orcal-tauri

Development

• cargo run -p orcal-tauri to run the Tauri app
• cargo build -p orcal-tauri --release to compile in release mode

Structure

• crates/orcal-core: parsing and evaluation logic
• src-tauri: Tauri application
• ui/: HTML/CSS/JS interface
• tasks/: future instructions and work plan
• docs/: documentation and compliance

License

GPL-3.0-or-later. You may redistribute and modify orCAL under the terms of version 3 of the GNU General Public License, or (at your option) any later version. The full text is in LICENSE.