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TradingView PineScript MCP Server

by CyberBOB07

Finance/TradingPineScriptTradingViewValidationCode Generation

A Model Context Protocol (MCP) server for working with TradingView PineScript. It provides tools for validating, fixing, and generating PineScript code through a standardized API.

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Last updated: N/A

TradingView PineScript MCP Server

A Model Context Protocol (MCP) server for working with TradingView PineScript. This server provides tools for validating, fixing, and generating PineScript code through a standardized API.

Features

  • PineScript Validation - Automatically validates PineScript code for syntax errors and warnings
  • Error Fixing - Automatically fixes common PineScript syntax errors
  • Template Generation - Provides validated templates for various PineScript strategies and indicators

Getting Started

Prerequisites

  • Node.js 16.x or higher
  • npm 8.x or higher

Installation

  1. Clone the repository
git clone https://github.com/yourusername/pinescriptproject1.git
cd pinescriptproject1
  1. Install dependencies
npm install
  1. Build the project
npm run build

Running the Server

Start the MCP server:

npm run start-server

This will start the server with stdio transport, which allows it to communicate with MCP clients.

API

Tools

The MCP server exposes the following tools:

1. validate_pinescript

Validates PineScript code for syntax errors and warnings.

Parameters:

  • script (string): The PineScript code to validate
  • version (string, optional): Expected PineScript version (e.g., 'v5', 'v4')

Returns:

  • valid (boolean): Whether the script is valid
  • errors (string[]): List of syntax errors
  • warnings (string[]): List of warnings
2. fix_pinescript_errors

Automatically fixes common syntax errors in PineScript code.

Parameters:

  • script (string): The PineScript code to fix

Returns:

  • fixed (boolean): Whether any fixes were applied
  • fixedCode (string): The fixed script
  • changes (string[]): List of changes made
3. get_pinescript_template

Provides validated templates for common PineScript strategies and indicators.

Parameters:

  • template_type (string): Type of template ('strategy' or 'indicator')
  • name (string): Template name

Returns:

  • template (string): The template code
  • message (string): Confirmation message

Supported PineScript Features

Syntax Validation

The validator currently checks for:

  • Empty scripts
  • Version annotations
  • Balanced parentheses
  • String quotes
  • Comma placement in function calls
  • Deprecated functions in PineScript v5
  • Incorrect variable export syntax

Error Fixing

The fixer can automatically fix:

  • Missing version annotations
  • Unbalanced parentheses
  • Unclosed string literals
  • Missing commas in function calls
  • Deprecated study() function
  • Incorrect variable export syntax

Development

Running Tests

npm test

Debugging

To run the server in development mode with automatic reloading:

npm run dev

License

ISC

Contributing

Contributions are welcome!