Allow dot in query name alias

ninja/signature/details.py

@@ -25,6 +25,10 @@
 
 
 class ViewSignature:
+    FLATTEN_PATH_SEP = (
+        "\x1e"  # ASCII Record Separator.  IE: not generally used in query names
+    )
+
     def __init__(self, path: str, view_func: Callable) -> None:
         self.view_func = view_func
         self.signature = get_typed_signature(self.view_func)
@@ -157,7 +161,7 @@ def _args_flatten_map(self, args: List[FuncParam]) -> Dict[str, Tuple[str, ...]]
                         raise ConfigError(
                             f"Duplicated name: '{name}' in params: '{arg_names[name]}' & '{arg.name}'"
                         )
-                    flatten_map[name] = tuple(path.split("."))
+                    flatten_map[name] = tuple(path.split(self.FLATTEN_PATH_SEP))
                     arg_names[name] = arg.name
             else:
                 name = arg.alias
@@ -173,7 +177,7 @@ def _args_flatten_map(self, args: List[FuncParam]) -> Dict[str, Tuple[str, ...]]
     def _model_flatten_map(self, model: TModel, prefix: str) -> Generator:
         for field in model.__fields__.values():
             field_name = field.alias
-            name = f"{prefix}.{field_name}"
+            name = f"{prefix}{self.FLATTEN_PATH_SEP}{field_name}"
             if is_pydantic_model(field.type_):
                 yield from self._model_flatten_map(field.type_, name)
             else:

tests/main.py

@@ -2,7 +2,7 @@
 
 from django.urls import register_converter
 
-from ninja import Path, Query, Router
+from ninja import Field, Path, Query, Router, Schema
 
 router = Router()
 
@@ -225,6 +225,15 @@ def get_query_param_required_type(request, query: int = Query(...)):
     return f"foo bar {query}"
 
 
+class AliasedSchema(Schema):
+    query: str = Field(..., alias="aliased.-_~name")
+
+
+@router.get("/query/aliased-name")
+def get_query_aliased_name(request, query: AliasedSchema = Query(...)):
+    return f"foo bar {query.query}"
+
+
 class CustomPathConverter1:
     regex = "[0-9]+"
 

tests/test_query.py

@@ -54,6 +54,7 @@
         ("/query/param-required/int", 422, response_missing),
         ("/query/param-required/int?query=50", 200, "foo bar 50"),
         ("/query/param-required/int?query=foo", 422, response_not_valid_int),
+        ("/query/aliased-name?aliased.-_~name=foo", 200, "foo bar foo"),
     ],
 )
 def test_get_path(path, expected_status, expected_response):