PineScript Syntax Checker MCP Server

A Model Context Protocol (MCP) server for checking PineScript syntax using TradingView's API.

Features

• Check PineScript syntax using TradingView's official API
• MCP-compatible server with httpx for async HTTP requests
• Detailed error reporting with line and column information

Quick Start

Option 1: Using uvx (Recommended)

# Run directly (will install automatically if needed)
uvx pinescript-syntax-checker

Option 2: Using uv (Development)

# Clone and run
git clone https://github.com/erevus-cn/pinescript-syntax-checker.git
cd pinescript-syntax-checker
uv sync
uv run python -m pinescript_syntax_checker.server

Option 3: Using pip

# Install from PyPI
pip install pinescript-syntax-checker

# Run directly
pinescript-syntax-checker

# Or as module
python -m pinescript_syntax_checker.server

MCP Integration

Configure in Cursor

To use this MCP server in Cursor:

1. Open Cursor Settings:

   • Press Cmd+, (macOS) or Ctrl+, (Windows/Linux)
   • Go to "Extensions" → "MCP"

2. Add Server Configuration:

   Method 1 - Using uvx (Recommended):

   {
     "mcpServers": {
       "pinescript-syntax-checker": {
         "command": "uvx",
         "args": ["pinescript-syntax-checker"]
       }
     }
   }
   

   Method 2 - Using installed package:

   {
     "mcpServers": {
       "pinescript-syntax-checker": {
         "command": "python",
         "args": ["-m", "pinescript_syntax_checker.server"]
       }
     }
   }
   

3. Restart Cursor to load the MCP server

Verify Installation

To verify the MCP server is working correctly:

1. In Cursor: After configuration, try asking:

   Can you check this PineScript code for syntax errors?
   
   //@version=5
   indicator("Test", overlay=true)
   plot(close)
   

API

check_syntax

Checks PineScript syntax using TradingView's API.

Parameters:

• pine_code (str): The PineScript code to check

Example

Input:

//@version=5
strategy("Test")
plot(close)

Output:

{
  "success": true,
  "result": {
    "variables": [],
    "functions": [],
    "types": [],
    "enums": [],
    "scopes": []
  }
}

License

MIT License