Fix project CLI language server aliases

src/serena/cli.py

@@ -733,9 +733,10 @@ class ProjectCommands(AutoRegisteringGroup):
     @click.option(
         "--ls",
         "--language",
+        "language",
         type=str,
         multiple=True,
-        help="Programming language(s); inferred if not specified. Can be passed multiple times.",
+        help="Language server(s); inferred if not specified. Can be passed multiple times.",
     )
     @click.option("--index", is_flag=True, help="Index the project after creation.")
     @click.option(
@@ -767,9 +768,10 @@ class ProjectCommands(AutoRegisteringGroup):
     @click.option(
         "--ls",
         "--language",
+        "language",
         type=str,
         multiple=True,
-        help="Programming language(s) (only used if auto-creating project.yml). Inferred if not specified.",
+        help="Language server(s) (only used if auto-creating project.yml). Inferred if not specified.",
     )
     @click.option(
         "--log-level",

test/serena/test_cli_project_commands.py

@@ -7,6 +7,7 @@ import time
 from pathlib import Path
 
 import pytest
+from click import Command, Option
 from click.testing import CliRunner
 
 from serena.cli import ProjectCommands, TopLevelCommands, find_project_root
@@ -51,6 +52,14 @@ def cli_runner():
     return CliRunner()
 
 
+@pytest.mark.parametrize("command", [ProjectCommands.create, ProjectCommands.index])
+def test_language_server_aliases_bind_to_language_parameter(command: Command) -> None:
+    language_option = next(option for option in command.params if isinstance(option, Option) and "--ls" in option.opts)
+
+    assert language_option.name == "language"
+    assert language_option.opts == ["--ls", "--language"]
+
+
 class TestProjectCreate:
     """Tests for 'project create' command."""