From 4b7244937eea1a5bcd1c64377920009a19e14dc0 Mon Sep 17 00:00:00 2001
From: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
Date: Sat, 29 Mar 2025 22:12:06 +0100
Subject: [PATCH 1/2] Allow package-data for stubs packages

---
 CHANGELOG.rst                                        |  2 ++
 .../plugins/setuptools.schema.json                   | 12 ++++++++++--
 tests/examples/setuptools/08-pyproject.toml          |  4 ++++
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e08559a6..8eb85a87 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,6 +6,8 @@ Changelog
    Development Version
    ====================
 
+* Added support for specifying package-data for stub packages, #248.
+
 
 Version 0.24.1
 ==============
diff --git a/src/validate_pyproject/plugins/setuptools.schema.json b/src/validate_pyproject/plugins/setuptools.schema.json
index ec887b35..73336815 100644
--- a/src/validate_pyproject/plugins/setuptools.schema.json
+++ b/src/validate_pyproject/plugins/setuptools.schema.json
@@ -116,7 +116,11 @@
       "type": "object",
       "additionalProperties": false,
       "propertyNames": {
-        "anyOf": [{"type": "string", "format": "python-module-name"}, {"const": "*"}]
+        "anyOf": [
+          {"type": "string", "format": "python-module-name"},
+          {"type": "string", "format": "pep561-stub-name"},
+          {"const": "*"}
+      ]
       },
       "patternProperties": {
         "^.*$": {"type": "array", "items": {"type": "string"}}
@@ -140,7 +144,11 @@
       "type": "object",
       "additionalProperties": false,
       "propertyNames": {
-        "anyOf": [{"type": "string", "format": "python-module-name"}, {"const": "*"}]
+        "anyOf": [
+          {"type": "string", "format": "python-module-name"},
+          {"type": "string", "format": "pep561-stub-name"},
+          {"const": "*"}
+        ]
       },
       "patternProperties": {
           "^.*$": {"type": "array", "items": {"type": "string"}}
diff --git a/tests/examples/setuptools/08-pyproject.toml b/tests/examples/setuptools/08-pyproject.toml
index 0e7ccd93..e01ee07e 100644
--- a/tests/examples/setuptools/08-pyproject.toml
+++ b/tests/examples/setuptools/08-pyproject.toml
@@ -16,3 +16,7 @@ packages = ["mypkg-stubs"]
 
 [tool.setuptools.package-data]
 "*" = ["*.pyi"]
+"mypkg-stubs" = ["METADATA.toml"]
+
+[tool.setuptools.exclude-package-data]
+"mypkg-stubs" = ["*.rst"]

From 80a6d7dac474908dd43f2fd418e666cd8c3663de Mon Sep 17 00:00:00 2001
From: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
Date: Wed, 23 Apr 2025 16:42:45 +0200
Subject: [PATCH 2/2] Add formatter function to reduce duplications

---
 src/validate_pyproject/formats.py                |  9 +++++++++
 .../plugins/setuptools.schema.json               | 16 ++--------------
 2 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/src/validate_pyproject/formats.py b/src/validate_pyproject/formats.py
index 1cf4a465..ae016994 100644
--- a/src/validate_pyproject/formats.py
+++ b/src/validate_pyproject/formats.py
@@ -313,6 +313,15 @@ def python_module_name_relaxed(value: str) -> bool:
     return python_module_name(value.replace("-", "_"))
 
 
+def package_data_module_name_or_wildcard(value: str) -> bool:
+    """Python module name, stubs package name or wildcard used for package-data."""
+    if value == "*":
+        return True
+    if python_module_name(value):
+        return True
+    return pep561_stub_name(value)
+
+
 def python_entrypoint_group(value: str) -> bool:
     """See ``Data model > group`` in the :ref:`PyPA's entry-points specification
     <pypa:entry-points>`.
diff --git a/src/validate_pyproject/plugins/setuptools.schema.json b/src/validate_pyproject/plugins/setuptools.schema.json
index 73336815..330085d9 100644
--- a/src/validate_pyproject/plugins/setuptools.schema.json
+++ b/src/validate_pyproject/plugins/setuptools.schema.json
@@ -115,13 +115,7 @@
       ],
       "type": "object",
       "additionalProperties": false,
-      "propertyNames": {
-        "anyOf": [
-          {"type": "string", "format": "python-module-name"},
-          {"type": "string", "format": "pep561-stub-name"},
-          {"const": "*"}
-      ]
-      },
+      "propertyNames": {"type": "string", "format": "package-data-module-name-or-wildcard"},
       "patternProperties": {
         "^.*$": {"type": "array", "items": {"type": "string"}}
       }
@@ -143,13 +137,7 @@
       ],
       "type": "object",
       "additionalProperties": false,
-      "propertyNames": {
-        "anyOf": [
-          {"type": "string", "format": "python-module-name"},
-          {"type": "string", "format": "pep561-stub-name"},
-          {"const": "*"}
-        ]
-      },
+      "propertyNames": {"type": "string", "format": "package-data-module-name-or-wildcard"},
       "patternProperties": {
           "^.*$": {"type": "array", "items": {"type": "string"}}
       }