Swap tox.ini refs to pyproject.toml (#15)

Signed-off-by: Bernát Gábor <gaborjbernat@gmail.com>

src/pyproject_fmt/cli.py

@@ -29,14 +29,14 @@ def as_config(self) -> Config:
 
 
 def pyproject_toml_path_creator(argument: str) -> Path:
-    """Validate that tox.ini can be formatted.
+    """Validate that pyproject.toml can be formatted.
 
     :param argument: the string argument passed in
-    :return: the tox.ini path
+    :return: the pyproject.toml path
     """
     path = Path(argument).absolute()
     if not path.exists():
-        raise ArgumentTypeError("path does not exists")
+        raise ArgumentTypeError("path does not exist")
     if not path.is_file():
         raise ArgumentTypeError("path is not a file")
     if not os.access(path, os.R_OK):
@@ -51,7 +51,7 @@ def _build_cli() -> ArgumentParser:
     msg = "print the formatted text to the stdout (instead of update in-place)"
     parser.add_argument("-s", "--stdout", action="store_true", help=msg)
     parser.add_argument("--indent", type=int, default=DEFAULT_INDENT, help="number of spaces to indent")
-    parser.add_argument("pyproject_toml", type=pyproject_toml_path_creator, help="tox ini file to format")
+    parser.add_argument("pyproject_toml", type=pyproject_toml_path_creator, help="pyproject.toml file to format")
     return parser
 
 

tests/test_cli.py

@@ -22,7 +22,7 @@ def test_cli_pyproject_toml_not_exists(tmp_path: Path, capsys: pytest.CaptureFix
     assert context.value.code != 0
     out, err = capsys.readouterr()
     assert not out
-    assert "argument pyproject_toml: path does not exists" in err
+    assert "argument pyproject_toml: path does not exist" in err
 
 
 def test_cli_pyproject_toml_not_file(tmp_path: Path, capsys: pytest.CaptureFixture[str]) -> None: