# LSP Tools MCP Server
A Model Context Protocol (MCP) server providing Language Server Protocol-like functionality for text analysis.
## Features
- **Find Regex Position**: Find the 0-indexed line and column positions of regex pattern matches in a file
- **List Allowed Directories**: Get a list of directories the server is allowed to access
## Installation
```bash
npm install
npm run build
```
## Usage
```bash
# Start the server allowing access to a specific directory
node dist/index.js /path/to/allowed/directory
# Start the server with multiple allowed directories
node dist/index.js /path/to/dir1 /path/to/dir2 /path/to/dir3
```
## Development
### Running Tests
The project uses Jest for testing. Run the tests with:
```bash
npm test
```
To run tests in watch mode during development:
```bash
npm run test:watch
```
### Linting
Lint the code with ESLint:
```bash
npm run lint
```
## Tool Documentation
### find_regex_position
This tool finds the 0-indexed line and column positions of regex pattern matches in a file.
**Parameters:**
- `path`: The path to the file to search in
- `regex`: The regular expression pattern to search for
**Returns:**
- An array of matches with the following properties:
- `match`: The matched text
- `line`: The starting line (0-indexed)
- `column`: The starting column (0-indexed)
- `endLine`: The ending line (0-indexed)
- `endColumn`: The ending column (0-indexed, exclusive)
### list_allowed_directories
This tool lists all directories that this server is allowed to access.
**Parameters:**
- None
**Returns:**
- An array of absolute paths to allowed directories
## License
MIT
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