feat: add --version option to cli

seagoat/cli.py

@@ -9,6 +9,7 @@
 from pygments.lexers.javascript import JavascriptLexer
 from pygments.lexers.javascript import TypeScriptLexer
 
+from seagoat import __version__
 from seagoat.server import get_server_info_file
 from seagoat.server import load_server_info
 
@@ -67,6 +68,7 @@ def print_result_line(result, line, color_enabled):
     is_flag=True,
     help="Disable formatting. Automatically enabled when part of a bash pipeline.",
 )
+@click.version_option(version=__version__, prog_name="seagoat")
 def seagoat(query, repo_path, no_color):
     """
     Query your codebase for your QUERY in the Git repository REPO_PATH.

tests/test_cli.py

@@ -1,5 +1,6 @@
 from click.testing import CliRunner
 
+from seagoat import __version__
 from seagoat.cli import seagoat
 from tests.conftest import pytest
 
@@ -24,3 +25,11 @@ def test_integration_test_without_color(snapshot, repo, mocker):
 
     assert result.output == snapshot
     assert result.exit_code == 0
+
+
+def test_version_option():
+    runner = CliRunner()
+    result = runner.invoke(seagoat, ["--version"])
+
+    assert result.exit_code == 0
+    assert result.output.strip() == f"seagoat, version {__version__}"