"""Command-line entry point for SLS Python."""
import click

from . import __version__


@click.group()
@click.version_option(__version__)
def main():
    """sls: Small Lisp-like language (Python reimplementation)."""
    pass


@main.command()
def repl():
    """Start a minimal REPL."""
    from .repl import repl_loop

    repl_loop()


@main.command()
@click.argument("file", required=False)
def run(file):
    """Run an SLS source file (placeholder)."""
    if not file:
        click.echo("No file provided; start with `sls repl`")
        return
    click.echo(f"Would run: {file} (not implemented yet)")