Facto Language - VS Code Extension

Syntax highlighting for the Facto programming language.

Installation

Option 1: Development Mode (Quick Testing)

1. Copy/move this entire facto-vscode folder to your VS Code extensions directory:

   • Windows: %USERPROFILE%\.vscode\extensions\
   • macOS: ~/.vscode/extensions/
   • Linux: ~/.vscode/extensions/

2. Restart VS Code (or run "Developer: Reload Window" from the command palette)

3. Open any .facto file — syntax highlighting should work immediately!

Option 2: Package as VSIX (For Distribution)

1. Install vsce (VS Code Extension manager):

   npm install -g @vscode/vsce

2. Package the extension:

   cd facto-vscode
   vsce package

3. This creates facto-0.2.0.vsix. Install it via:

   • VS Code → Extensions → "..." menu → "Install from VSIX..."
   • Or: code --install-extension facto-0.2.0.vsix

Features

• Keywords: func, return, import, as, when
• Types: int, Signal, SignalType, Entity, Memory, Bundle
• Built-ins: read, write, place, any, all
• Comments: # and // line comments
• Strings: Double-quoted with escape sequences
• Numbers: Integers (decimal, hex, binary, octal)
• Operators: All arithmetic, comparison, logical, and projection operators
• Function highlighting: Definitions and calls
• Property access: object.property syntax

File Extensions

• .facto (primary)

Customizing

To modify the highlighting:

• Edit syntaxes/facto.tmLanguage.json to change token patterns
• Edit language-configuration.json for bracket matching, auto-indent, etc.

Testing

Open examples/demo.facto to see the highlighting in action.