Change write_bytes to write_text to preserve newlines

CHANGELOG.md

@@ -1,3 +1,10 @@
+## Unreleased
+
+* Fixed:
+  * Line ending style was not preserved in some cases because of the default behavior of `pathlib.Path.read_text`.
+    To avoid this, `pathlib.Path.read_bytes` is used instead now.
+    ([Contributed by nardi](https://github.com/mtkennerly/poetry-dynamic-versioning/pull/157))
+
 ## v1.1.1 (2023-10-27)
 
 * Fixed:

poetry_dynamic_versioning/__init__.py

@@ -277,7 +277,7 @@ def _get_config_from_path(start: Optional[Path] = None) -> Mapping:
     pyproject_path = _get_pyproject_path(start)
     if pyproject_path is None:
         return _default_config()["tool"]["poetry-dynamic-versioning"]
-    pyproject = tomlkit.parse(pyproject_path.read_text(encoding="utf-8"))
+    pyproject = tomlkit.parse(pyproject_path.read_bytes().decode("utf-8"))
     result = _get_config(pyproject)
     return result
 
@@ -287,7 +287,7 @@ def _validate_config(config: Optional[Mapping] = None) -> Sequence[str]:
         pyproject_path = _get_pyproject_path()
         if pyproject_path is None:
             raise RuntimeError("Unable to find pyproject.toml")
-        config = tomlkit.parse(pyproject_path.read_text(encoding="utf-8"))
+        config = tomlkit.parse(pyproject_path.read_bytes().decode("utf-8"))
 
     return _validate_config_section(
         config.get("tool", {}).get("poetry-dynamic-versioning", {}),
@@ -469,7 +469,7 @@ def _substitute_version(name: str, version: str, folders: Sequence[_FolderConfig
                 files[resolved] = folder
 
     for file, config in files.items():
-        original_content = file.read_text(encoding="utf-8")
+        original_content = file.read_bytes().decode("utf-8")
         new_content = _substitute_version_in_text(version, original_content, config.patterns)
         if original_content != new_content:
             _state.projects[name].substitutions[file] = original_content
@@ -509,7 +509,7 @@ def _substitute_version_in_text(version: str, content: str, patterns: Sequence[_
 def _apply_version(
     version: str, config: _Config, pyproject_path: Path, retain: bool = False
 ) -> None:
-    pyproject = tomlkit.parse(pyproject_path.read_text(encoding="utf-8"))
+    pyproject = tomlkit.parse(pyproject_path.read_bytes().decode("utf-8"))
 
     pyproject["tool"]["poetry"]["version"] = version  # type: ignore
 
@@ -559,7 +559,7 @@ def _get_and_apply_version(
             raise RuntimeError("Unable to find pyproject.toml")
 
     if pyproject is None:
-        pyproject = tomlkit.parse(pyproject_path.read_text(encoding="utf-8"))
+        pyproject = tomlkit.parse(pyproject_path.read_bytes().decode("utf-8"))
 
     if name is None or original is None:
         name = pyproject["tool"]["poetry"]["name"]
@@ -590,7 +590,7 @@ def _get_and_apply_version(
 
 def _revert_version(retain: bool = False) -> None:
     for project, state in _state.projects.items():
-        pyproject = tomlkit.parse(state.path.read_text(encoding="utf-8"))
+        pyproject = tomlkit.parse(state.path.read_bytes().decode("utf-8"))
 
         if state.substitutions:
             config = _get_config(pyproject)
@@ -607,7 +607,7 @@ def _revert_version(retain: bool = False) -> None:
                 file.write_bytes(content.encode("utf-8"))
 
             # Reread pyproject.toml in case the substitutions affected it.
-            pyproject = tomlkit.parse(state.path.read_text(encoding="utf-8"))
+            pyproject = tomlkit.parse(state.path.read_bytes().decode("utf-8"))
 
         pyproject["tool"]["poetry"]["version"] = state.original_version  # type: ignore
 

poetry_dynamic_versioning/cli.py

@@ -90,7 +90,7 @@ def enable() -> None:
     pyproject_path = _get_pyproject_path()
     if pyproject_path is None:
         raise RuntimeError("Unable to find pyproject.toml")
-    config = tomlkit.parse(pyproject_path.read_text(encoding="utf-8"))
+    config = tomlkit.parse(pyproject_path.read_bytes().decode("utf-8"))
 
     config = _enable_in_doc(config)
     pyproject_path.write_bytes(tomlkit.dumps(config).encode("utf-8"))

tests/test_integration.py

@@ -88,7 +88,7 @@ def test_plugin_enabled():
 
 
 def test_plugin_disabled():
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     data = data.replace("enable = true", "enable = false")
     DUMMY_PYPROJECT.write_bytes(data.encode("utf-8"))
 
@@ -98,7 +98,7 @@ def test_plugin_disabled():
 
 
 def test_plugin_disabled_without_plugin_section():
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     data = data.replace("[tool.poetry-dynamic-versioning]", "[tool.poetry-dynamic-versioning-x]")
     DUMMY_PYPROJECT.write_bytes(data.encode("utf-8"))
 
@@ -113,7 +113,7 @@ def test_plugin_disabled_without_pyproject_file():
 
 
 def test_invalid_config_for_vcs():
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     data = data.replace('vcs = "git"', 'vcs = "invalid"')
     DUMMY_PYPROJECT.write_bytes(data.encode("utf-8"))
 
@@ -125,64 +125,76 @@ def test_keep_pyproject_modifications():
     # Using --optional to avoid actually installing the package
     run(f"poetry add --optional {package}", where=DUMMY)
     # Make sure pyproject.toml contains the new package dependency
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     assert package in data
 
 
 def test_poetry_run():
     # The original version is restored before the command runs:
     run(f"poetry run grep 'version = \"{DUMMY_VERSION}\"' pyproject.toml", where=DUMMY)
     # Make sure original version number is still in place:
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     assert f'version = "{DUMMY_VERSION}"' in data
 
 
 @pytest.mark.skipif("CI" in os.environ, reason="Avoid error: 'Inappropriate ioctl for device'")
 def test_poetry_shell():
     # Make sure original version number is still in place afterwards:
     run("poetry shell", where=DUMMY)
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     assert f'version = "{DUMMY_VERSION}"' in data
 
 
 def test_plugin_cli_mode_and_substitution():
     run("poetry dynamic-versioning", where=DUMMY)
     # Changes persist after the command is done:
-    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_text("utf8")
-    assert '__version__: str = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
-    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_bytes().decode("utf-8")
+    assert '__version__: str = "0.0.0"' not in (
+        DUMMY / "project" / "__init__.py"
+    ).read_bytes().decode("utf-8")
+    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_bytes().decode(
+        "utf-8"
+    )
     assert "__version_tuple__ = (0, 0, 0)" not in (DUMMY / "project" / "__init__.py").read_text(
         "utf8"
     )
-    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_bytes().decode("utf-8")
 
 
 def test_standalone_cli_mode_and_substitution():
     run("poetry-dynamic-versioning", where=DUMMY)
     # Changes persist after the command is done:
-    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_text("utf8")
-    assert '__version__: str = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
-    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_bytes().decode("utf-8")
+    assert '__version__: str = "0.0.0"' not in (
+        DUMMY / "project" / "__init__.py"
+    ).read_bytes().decode("utf-8")
+    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_bytes().decode(
+        "utf-8"
+    )
     assert "__version_tuple__ = (0, 0, 0)" not in (DUMMY / "project" / "__init__.py").read_text(
         "utf8"
     )
-    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_bytes().decode("utf-8")
 
 
 def test_cli_mode_and_substitution_without_enable():
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     data = data.replace("enable = true", "enable = false")
     DUMMY_PYPROJECT.write_bytes(data.encode("utf-8"))
 
     run("poetry dynamic-versioning", where=DUMMY)
     # Changes persist after the command is done:
-    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_text("utf8")
-    assert '__version__: str = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
-    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert f'version = "{DUMMY_VERSION}"' not in DUMMY_PYPROJECT.read_bytes().decode("utf-8")
+    assert '__version__: str = "0.0.0"' not in (
+        DUMMY / "project" / "__init__.py"
+    ).read_bytes().decode("utf-8")
+    assert '__version__ = "0.0.0"' not in (DUMMY / "project" / "__init__.py").read_bytes().decode(
+        "utf-8"
+    )
     assert "__version_tuple__ = (0, 0, 0)" not in (DUMMY / "project" / "__init__.py").read_text(
         "utf8"
     )
-    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_text("utf8")
+    assert "<0.0.0>" not in (DUMMY / "project" / "__init__.py").read_bytes().decode("utf-8")
 
 
 def test_cli_mode_plus_build_will_disable_plugin():
@@ -210,7 +222,7 @@ def test_poetry_core_as_build_system():
     dist = project / "dist"
     pyproject = project / "pyproject.toml"
 
-    data = pyproject.read_text("utf8")
+    data = pyproject.read_bytes().decode("utf-8")
     data = re.sub(
         r"requires = .*",
         'requires = ["poetry-core>=1.0.0", "poetry-dynamic-versioning"]',
@@ -229,7 +241,7 @@ def test_poetry_core_as_build_system():
 
 
 def test_bumping_enabled():
-    data = DUMMY_PYPROJECT.read_text("utf8")
+    data = DUMMY_PYPROJECT.read_bytes().decode("utf-8")
     data = data.replace('vcs = "git"', "bump = true")
     data = data.replace('style = "semver"', 'style = "pep440"')
     DUMMY_PYPROJECT.write_bytes(data.encode("utf-8"))