cosmos-language 1.0.0

Cosmos DSL Language Server - LSP for VSCode and IDE integration

Cosmos Language Server

LSP (Language Server Protocol) implementation for Cosmos DSL.

Features

• Syntax Highlighting - Full Cosmos DSL highlighting
• Auto-completion - Keywords and type suggestions
• Diagnostics - Real-time E401 error detection
• Hover Docs - Documentation on hover
• Go-to Definition - Navigate your cosmos files
• Document Symbols - Outline view support

Installation

pip install cosmos-language

VSCode

Install from VSCode Marketplace or manually:

{
  "languages": [{
    "id": "cosmos",
    "extensions": [".cosmos"]
  }],
  "languageServer": "cosmos-language-server"
}

Neovim

-- Using nvim-lspconfig
require('lspconfig').cosmos_language_server.setup({})

Usage

# Start the language server
cosmos-language-server

# Or use with VSCode
# Install the Cosmos DSL VSCode extension

Cosmos DSL Example

universe production {
  planet web_server {
    region: us-east-1
    start_on: 2026-01-01
    end_on: 2026-12-31
  }
  
  planet database {
    region: us-east-1
    depends_on: web_server
  }
  
  light deploy -> web_server, database
}

License

Apache 2.0

Author

Luis Alberto Burciaga Miker
[e-mail]