Convert coverage configuration to TOML

Author: bluetech

.coveragerc

@@ -432,6 +432,44 @@ markers = [
     "keep_ci_var",
 ]
 
+[tool.coverage.run]
+include = [
+    'src/*',
+    'testing/*',
+    '*/lib/python*/site-packages/_pytest/*',
+    '*/lib/python*/site-packages/pytest.py',
+    '*/pypy*/site-packages/_pytest/*',
+    '*/pypy*/site-packages/pytest.py',
+    '*\Lib\site-packages\_pytest\*',
+    '*\Lib\site-packages\pytest.py',
+]
+parallel = true
+branch = true
+
+[tool.coverage.paths]
+source = [
+    'src/',
+    '*/lib/python*/site-packages/',
+    '*/pypy*/site-packages/',
+    '*\Lib\site-packages\',
+]
+
+[tool.coverage.report]
+skip_covered = true
+show_missing = true
+exclude_lines = [
+    '\#\s*pragma: no cover',
+    '^\s*raise NotImplementedError\b',
+    '^\s*return NotImplemented\b',
+    '^\s*assert False(,|$)',
+    '^\s*case unreachable:',
+    '^\s*assert_never\(',
+    '^\s*if TYPE_CHECKING:',
+    '^\s*@overload( |$)',
+    '^\s*def .+: \.\.\.$',
+    '^\s*@pytest\.mark\.xfail',
+]
+
 [tool.towncrier]
 package = "pytest"
 package_dir = "src"

pyproject.toml

@@ -83,7 +83,7 @@ setenv =
     coverage: _PYTEST_TOX_COVERAGE_RUN=coverage run -m
     coverage: _PYTEST_TOX_EXTRA_DEP=coverage-enable-subprocess
     coverage: COVERAGE_FILE={toxinidir}/.coverage
-    coverage: COVERAGE_PROCESS_START={toxinidir}/.coveragerc
+    coverage: COVERAGE_PROCESS_START={toxinidir}/pyproject.toml
 
     doctesting: _PYTEST_TOX_POSARGS_DOCTESTING=doc/en