Ignore hidden files (really only parse JSON files).

referencing_loaders/__init__.py

@@ -25,7 +25,9 @@ def from_path(root: Path) -> Iterable[tuple[URI, Resource[Any]]]:
     the root) -- though it still is often a good idea to explicitly indicate
     what specification every resource is written for internally.
     """
-    return _from_walked(_walk(root))
+    return _from_walked(
+        each for each in _walk(root) if each.name.endswith(".json")
+    )
 
 
 def _walk(path: Path) -> Iterable[Path]:
@@ -61,9 +63,7 @@ def from_traversable(root: Traversable) -> Iterable[tuple[URI, Resource[Any]]]:
     (I.e. load schemas from data within a Python package.)
     """
     return _from_walked(
-        each
-        for each in _walk_traversable(root)
-        if not each.name.endswith((".py", ".pyc", ".pyo"))
+        each for each in _walk_traversable(root) if each.name.endswith(".json")
     )
 
 

referencing_loaders/tests/test_loaders.py

@@ -87,6 +87,23 @@ def test_schema_is_inherited_downwards(tmp_path):
     assert registry.crawl() == expected.crawl()
 
 
+def test_hidden_files_are_ignored(tmp_path):
+    schema_path, schema = tmp_path / "schema.json", {
+        "$schema": "https://json-schema.org/draft/2020-12/schema",
+        "$id": "http://example.com/",
+    }
+    hidden_path = tmp_path / ".hidden"
+
+    schema_path.write_text(json.dumps(schema))
+    hidden_path.write_text("total nonsense")
+
+    expected = Registry().with_contents([(schema_path.as_uri(), schema)])
+
+    resources = loaders.from_path(tmp_path)
+    registry = EMPTY_REGISTRY.with_resources(resources)
+    assert registry.crawl() == expected.crawl()
+
+
 def test_empty(tmp_path):
     registry = EMPTY_REGISTRY.with_resources(loaders.from_path(tmp_path))
     assert registry == EMPTY_REGISTRY