Calor Language Support for VS Code

Syntax highlighting for the Calor programming language.

Features

• Syntax highlighting for .calr files
• Bracket matching and auto-closing
• Code folding for modules, functions, loops, and conditionals
• Comment toggling with //

Supported Syntax Elements

Control Structures

• Module declarations: §M{id:name}, §/M{id}
• Function declarations: §F{id:name:visibility}, §/F{id}
• Loops: §L{id:var:from:to:step}, §/L{id}
• Conditionals: §IF{id}, §EI, §EL, §/I{id}
• Function calls: §C{target}, §/C

Type System

• Input/Output: §I{type:name}, §O{type}
• Effects: §E{effects}
• Bindings: §B{name}
• Options: §SOME, §NONE{type=T}
• Results: §OK, §ERR

Contracts

• Preconditions: §Q, §Q{message="..."}
• Postconditions: §S

Other

• Arguments: §A
• Return: §R
• Print: §P
• Arrow operator: → or ->

Primitives

• Types: i32, i64, str, bool, void
• Visibility: pub, pri, prot
• Booleans: true, false
• Effect codes: cw, cr, fw, fr, net, db

Example

§M{m001:FizzBuzz}
§F{f001:Main:pub}
  §O{void}
  §E{cw}
  §L{for1:i:1:100:1}
    §IF{if1} (== (% i 15) 0) → §P "FizzBuzz"
    §EI (== (% i 3) 0) → §P "Fizz"
    §EI (== (% i 5) 0) → §P "Buzz"
    §EL → §P i
    §/I{if1}
  §/L{for1}
§/F{f001}
§/M{m001}

Installation

From VSIX

1. Download the .vsix file from the releases
2. In VS Code, open the Command Palette (Ctrl+Shift+P / Cmd+Shift+P)
3. Run "Extensions: Install from VSIX..."
4. Select the downloaded file

From Source

1. Clone the repository
2. Copy the editors/vscode folder to your VS Code extensions directory:
   • Windows: %USERPROFILE%\.vscode\extensions\calor
   • macOS: ~/.vscode/extensions/calor
   • Linux: ~/.vscode/extensions/calor
3. Restart VS Code

Building VSIX

npm install -g @vscode/vsce
cd editors/vscode
vsce package

License

Apache-2.0 - See LICENSE