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✨ docscribe.nvim ✨

A Neovim plugin for effortless inline documentation using Multiple Language Model Providers

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🎥 Demo

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✨ What It Does

docscribe.nvim automatically generates professional documentation for your functions. Simply place your cursor inside any function and run :DocscribeGenerate to create language-appropriate docstrings that follow industry standards.

🎨 Language Support

| Language | Support Level | Documentation Style | |----------|---------------|-------------------| | JavaScript | ✅ Full | JSDoc | | TypeScript | ✅ Full | JSDoc with types | | C | ✅ Full | Doxygen | | Java | 🟡 Limited | Javadoc | | C++ | 🟡 Limited | Doxygen | | Python | 🟡 Limited | Google style | | Lua | 🟡 Limited | LuaDoc |

🔌 Multiple LLM Providers

Choose the provider that best fits your needs:

| Provider | Type | Best For | |----------|------|----------| | 🦙 Ollama | Local | Privacy & Offline Development | | 🧠 Google Gemini | Cloud API | Powerful Language Models | | ⚡ Groq | Cloud API | Ultra-Fast Response Times |

🎯 Smart Features

• Function Detection: Uses Tree-sitter to automatically find functions at cursor
• Docstring Replacement: Intelligently updates existing documentation
• Visual Feedback: Shows progress with spinner notifications and highlighting
• Error Handling: Clear error messages with actionable feedback

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⚙️ Installation

Dependencies

• nvim-treesitter - For function detection
• plenary.nvim - For async operations

Plugin Manager

Lazy.nvim:

{
  'AdrianMosnegutu/docscribe.nvim',
  dependencies = {
    'nvim-treesitter/nvim-treesitter',
    'nvim-lua/plenary.nvim',
  },
  config = function()
    require('docscribe').setup()
  end
}

Packer.nvim:

use {
  'AdrianMosnegutu/docscribe.nvim',
  requires = {
    'nvim-treesitter/nvim-treesitter',
    'nvim-lua/plenary.nvim',
  }
}

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⚙️ Configuration

Default Setup

require('docscribe').setup({
    ui = {
        highlight = {
            style = "signature",        -- "signature" | "full" | "none"
            timeout = 2000,             -- Highlight duration (ms)
            bg = "#545454",             -- Highlight color
        },
    },
    llm = {
        provider = "ollama",            -- "ollama" | "google" | "groq"
        provider_opts = {
            ollama = {
                model = "llama3.2",
            },
            google = {
                model = "gemini-1.5-flash",
                api_key = os.getenv("GOOGLE_API_KEY"),
            },
            groq = {
                model = "llama-3.1-8b-instant",
                api_key = os.getenv("GROQ_API_KEY"),
            },
        },
    },
})

Provider Setup

🦙 Ollama (Local)

llm = {
    provider = "ollama",
    provider_opts = {
        ollama = {
            model = "llama3.2",  -- Any installed Ollama model
        },
    },
}

Setup Steps:

1. Install Ollama: ollama.ai
2. Pull a model: ollama pull llama3.2
3. No API key required

🧠 Google Gemini (Cloud)

llm = {
    provider = "google",
    provider_opts = {
        google = {
            model = "gemini-1.5-flash",
            api_key = os.getenv("GOOGLE_API_KEY"),
        },
    },
}

Setup Steps:

1. Get API key from Google AI Studio
2. Set environment variable GOOGLE_API_KEY or replace os.getenv("GOOGLE_API_KEY") with your key

⚡ Groq (Ultra-Fast)

llm = {
    provider = "groq",
    provider_opts = {
        groq = {
            model = "llama-3.1-8b-instant",
            api_key = os.getenv("GROQ_API_KEY"),
        },
    },
}

Setup Steps:

1. Get API key from console.groq.com
2. Set environment variable GROQ_API_KEY or replace os.getenv("GROQ_API_KEY") with your key

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🚀 Usage

1. Position your cursor inside any function
2. Run the command: :DocscribeGenerate
3. Watch documentation appear with proper formatting

Example Output

JavaScript:

/**
 * Calculates the total price including tax.
 * @param {number} price - The base price of the item
 * @param {number} taxRate - The tax rate as a decimal
 * @returns {number} The total price including tax
 */
function calculateTotal(price, taxRate) {
    return price * (1 + taxRate);
}

C:

/**
 * Finds the maximum value in an array.
 * @param arr The array to search
 * @param size The size of the array
 * @return The maximum value found
 */
int find_max(int arr[], int size) {
    // implementation
}

Custom Prompt Templates

Override default templates for specific languages:

require('docscribe').setup({
    prompt_templates = {
        python = [[
            Generate a concise Python docstring in Google style.
            Focus on Args and Returns sections.
            {{code}}
        ]],
    },
})

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🤝 Contributing

Contributions are welcome! Please feel free to submit pull requests, report bugs, or suggest features.

Development Setup

git clone https://github.com/AdrianMosnegutu/docscribe.nvim.git
cd docscribe.nvim

# Run tests
nvim --headless -c "PlenaryBustedDirectory tests" -c "qa!"

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📝 License

This project is licensed under the MIT License - see the LICENSE file for details.

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Made with ❤️ for the Neovim community

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