Command Line Argument Parser

This project is a Rust-based command-line argument parser. It provides functionality to execute shell commands, including a dry-run mode and a help message.

Features

• Command Execution: Execute shell commands passed as arguments.
• Dry-Run Mode: Simulate command execution without actually running the command.
• Help Message: Display usage instructions.

Usage

Running the Application

To run the application, use the following command:

cargo run -- <command>

Available Options

• --run <command>: Execute the command in the shell.
• --dry-run <command>: Dry run mode, command will not be executed.
• --help: Display the help message.

Examples

Execute a Command

cargo run -- echo "Hello, World!"

Dry-Run Mode

cargo run -- --dry-run echo "Hello, World!"

Display Help Message

cargo run -- --help

Development

Prerequisites

• Rust

Running Tests

To run the tests, use the following command:

cargo test

Writing Tests

This project uses the rstest crate for parameterized tests.