fix: extend list of sphinx fields (#271)

Author: finswimmer

Diff for: src/docformatter/syntax.py

@@ -59,7 +59,25 @@
 REST_REGEX = r"((\.{2}|`{2}) ?[\w.~-]+(:{2}|`{2})?[\w ]*?|`[\w.~]+`)"
 """Regular expression to use for finding reST directives."""
 
-SPHINX_REGEX = r":(param|raises|return|rtype|type|yield)[a-zA-Z0-9_\-.() ]*:"
+# Complete list:
+# https://www.sphinx-doc.org/en/master/usage/domains/python.html#info-field-lists
+SPHINX_FIELD_PATTERNS = (
+    "arg|"
+    "cvar|"
+    "except|"
+    "ivar|"
+    "key|"
+    "meta|"
+    "param|"
+    "raise|"
+    "return|"
+    "rtype|"
+    "type|"
+    "var|"
+    "yield"
+)
+
+SPHINX_REGEX = rf":({SPHINX_FIELD_PATTERNS})[a-zA-Z0-9_\-.() ]*:"
 """Regular expression to use for finding Sphinx-style field lists."""
 
 URL_PATTERNS = (

Diff for: tests/_data/string_files/format_sphinx.toml

@@ -250,3 +250,36 @@ outstring='''"""
     :param caplog: Pytest caplog fixture.
     :yield: Until test complete, then run cleanup.
     """'''
+
+[issue_271]
+instring='''"""
+    My test fixture.
+
+    :ivar id: A unique identifier for the element, automatically generated upon instantiation.
+    :vartype id: str
+    :ivar created: Timestamp when the element was created, defaults to the current time.
+    :vartype created: datetime
+    :cvar modified: Timestamp when the element was last modified, can be None if not modified.
+    :vartype modified: Optional[datetime]
+    :cvar in_project: List of projects this element is part of. Direct modification is restricted.
+    :vartype in_project: list[Project]
+    :param caplog: Pytest caplog fixture.
+    :yield: Until test complete, then run cleanup.
+    """'''
+outstring='''"""
+    My test fixture.
+
+    :ivar id: A unique identifier for the element, automatically generated upon
+        instantiation.
+    :vartype id: str
+    :ivar created: Timestamp when the element was created, defaults to the current time.
+    :vartype created: datetime
+    :cvar modified: Timestamp when the element was last modified, can be None if not
+        modified.
+    :vartype modified: Optional[datetime]
+    :cvar in_project: List of projects this element is part of. Direct modification is
+        restricted.
+    :vartype in_project: list[Project]
+    :param caplog: Pytest caplog fixture.
+    :yield: Until test complete, then run cleanup.
+    """'''

Diff for: tests/formatter/test_format_sphinx.py

@@ -472,3 +472,41 @@ def test_format_docstring_sphinx_style_recognize_yield(
             INDENTATION,
             instring,
         )
+
+    @pytest.mark.unit
+    @pytest.mark.parametrize(
+        "args",
+        [
+            [
+                "--wrap-descriptions",
+                "88",
+                "--wrap-summaries",
+                "88",
+                "--pre-summary-newline",
+                "",
+            ]
+        ],
+    )
+    def test_format_docstring_sphinx_style_recognize_more_sphinx_fields(
+        self,
+        test_args,
+        args,
+    ):
+        """Should identify more sphinx field.
+
+        See issue #271
+        """
+        uut = Formatter(
+            test_args,
+            sys.stderr,
+            sys.stdin,
+            sys.stdout,
+        )
+
+        instring = self.TEST_STRINGS["issue_271"]["instring"]
+        outstring = self.TEST_STRINGS["issue_271"]["outstring"]
+
+        assert outstring == uut._do_format_docstring(
+            INDENTATION,
+            instring,
+        )