ASG Language Support for VS Code

Full language support for ASG — an AI-friendly programming language with S-Expression syntax.

Features

Syntax Highlighting

Full S-expression syntax support
Keywords, operators, built-in functions
Strings, numbers, comments
Rainbow bracket matching

IntelliSense

Autocomplete for keywords and built-ins
Snippets for common patterns
Hover documentation
Diagnostics (errors and warnings)

Code Execution

Run file: Ctrl+Shift+R / Cmd+Shift+R
Run selection: Ctrl+Enter / Cmd+Enter
Integrated REPL

Snippets

Prefix	Description
`fn`	Function definition
`lambda`	Anonymous function
`let`	Variable binding
`if`	Conditional expression
`match`	Pattern matching
`for`	For loop
`pipe`	Pipe operator
`map`	Map over array
`filter`	Filter array
`reduce`	Reduce array

Requirements

ASG CLI: Install via cargo install asg-lang
ASG LSP (optional): For full IDE support via cargo install asg-lsp

# Install ASG interpreter (command: asg)
cargo install asg-lang

# Install LSP for full IDE support (optional)
cargo install asg-lsp

Extension Settings

Setting	Default	Description
`asg.lsp.enable`	`true`	Enable Language Server
`asg.lsp.path`	`asg-lsp`	Path to LSP executable
`asg.lsp.trace`	`off`	Trace LSP communication
`asg.format.indentSize`	`2`	Indentation size

Commands

Command	Keybinding	Description
ASG: Run File	`Ctrl+Shift+R`	Run current file
ASG: Run Selection	`Ctrl+Enter`	Run selected code
ASG: Start REPL	-	Open ASG REPL
ASG: Restart LSP	-	Restart language server

Example

; Factorial with recursion
(fn factorial (n)
  (if (<= n 1)
      1
      (* n (factorial (- n 1)))))

(print (factorial 10))  ; => 3628800

; Functional pipeline
(|> (range 1 100)
    (filter even?)
    (map square)
    (take 10)
    sum)

Release Notes

1.1.0

Updated for ASG v1.1.0
Improved LSP integration
Better diagnostics and error messages
Extended stdlib documentation support

1.0.0

Initial release
Syntax highlighting
LSP integration
Snippets
Run commands

License

MIT License - see LICENSE