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

$3

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

$3

1. Clone the repository
``bash
git clone https://github.com/yourusername/pinescriptproject1.git
cd pinescriptproject1
`

2. Install dependencies
`bash
npm install
`

3. Build the project
`bash
npm run build
`

$3

Start the MCP server:
`bash
npm run start-server
`

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

API

$3

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

$3

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

$3

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

$3

`bash
npm test
`

$3

To run the server in development mode with automatic reloading:
`bash
npm run dev
``

License

ISC

Contributing

Contributions are welcome!