added boolean optional argument support

README.md

@@ -60,6 +60,9 @@ write = true
 exclude = "**/my_dir/**,**/my_other_dir/**"
 # Or:
 exclude = ["**/my_dir/**", "**/my_other_dir/**"]
+strip-whitespaces = true
+split-summary-body = false
+numpydoc-section-hyphen-length = false
 ```
 
 #### Style

pydocstringformatter/_configuration/toml_parsing.py

@@ -5,6 +5,9 @@
 import sys
 from typing import Any
 
+from pydocstringformatter._configuration.boolean_option_action import (
+    BooleanOptionalAction,
+)
 from pydocstringformatter._utils.exceptions import TomlParsingError, UnrecognizedOption
 
 if sys.version_info <= (3, 11):
@@ -41,6 +44,22 @@ def parse_toml_option(
         except KeyError:
             raise UnrecognizedOption(f"Don't recognize option {opt}") from exc
 
+    if isinstance(action, BooleanOptionalAction):
+        option_strings = action.option_strings
+
+        if opt.startswith("no") and f"--{opt[3:]}" in option_strings:
+            opposite_opt = opt[3:]
+            val, opp_val = ["false", "true"][value], ["true", "false"][value]
+            error_msg = (
+                "TOML file contains an unsupported option "
+                f"'{opt}: {val}', try using '{opposite_opt}: {opp_val}' instead"
+            )
+            raise TomlParsingError(error_msg)
+
+        index = option_strings.index(f"--{'no-' if not value else ''}{opt}")
+        option = action.option_strings[index]
+        return [option]
+
     if isinstance(action, argparse._StoreTrueAction):
         if value is True:
             return [action.option_strings[0]]

tests/data/config/non_valid_toml_boolopt/pyproject.toml

@@ -0,0 +1,6 @@
+[tool.pydocstringformatter]
+write = false
+style = ["numpydoc"]
+strip-whitespaces = true
+split-summary-body = false
+no-numpydoc-section-hyphen-length = true

tests/data/config/non_valid_toml_boolopt/test_package/numpydoc_style.py

@@ -0,0 +1,3 @@
+def func():
+    """
+    A docstring"""

tests/data/config/valid_toml_boolopt/pyproject.toml

@@ -0,0 +1,6 @@
+[tool.pydocstringformatter]
+write = false
+style = ["numpydoc"]
+strip-whitespaces = true
+split-summary-body = false
+numpydoc-section-hyphen-length = false

tests/data/config/valid_toml_boolopt/test_package/numpydoc_style.py

@@ -0,0 +1,3 @@
+def func():
+    """
+    A docstring"""

tests/test_config.py

@@ -269,3 +269,27 @@ def test_style_in_toml(self, monkeypatch: pytest.MonkeyPatch) -> None:
         monkeypatch.chdir(CONFIG_DATA / "valid_toml_numpydoc_pep257")
         run = _Run(["test_package"])
         assert run.config.style == ["numpydoc", "pep257"]
+
+    def test_boolopt_in_toml(self, monkeypatch: pytest.MonkeyPatch) -> None:
+        """Test that arguments of type BooleanOptionalAction work in toml files."""
+        monkeypatch.chdir(CONFIG_DATA / "valid_toml_boolopt")
+        run = _Run(["test_package"])
+        assert not run.config.summary_quotes_same_line
+
+        # dashes in the name dont allow the dot notation to get this value
+        assert not run.config.__dict__["numpydoc-section-hyphen-length"]
+        assert run.config.__dict__["strip-whitespaces"]
+
+    def test_non_valid_boolopt_in_toml(self, monkeypatch: pytest.MonkeyPatch) -> None:
+        """Test that '--no' versions arguments in toml do not work."""
+        monkeypatch.chdir(CONFIG_DATA / "non_valid_toml_boolopt")
+        with pytest.raises(exceptions.TomlParsingError) as err:
+            _Run(["test_package"])
+
+        error_msg = (
+            "TOML file contains an unsupported option "
+            "'no-numpydoc-section-hyphen-length: true', try using "
+            "'numpydoc-section-hyphen-length: false' instead"
+        )
+
+        assert error_msg in str(err.value)