Permeate the rename flag throughout the framework

Author: Tomas Babej

datafiles/config.py

@@ -15,6 +15,7 @@ class Meta:
     datafile_manual: bool = False
     datafile_defaults: bool = False
     datafile_infer: bool = False
+    datafile_rename: bool = False
 
 
 def load(obj) -> Meta:
@@ -30,5 +31,7 @@ def load(obj) -> Meta:
         meta.datafile_defaults = obj.Meta.datafile_defaults
     with suppress(AttributeError):
         meta.datafile_infer = obj.Meta.datafile_infer
+    with suppress(AttributeError):
+        meta.datafile_rename = obj.Meta.datafile_rename
 
     return meta

datafiles/decorators.py

@@ -13,6 +13,7 @@ def datafile(
     manual: bool = Meta.datafile_manual,
     defaults: bool = Meta.datafile_defaults,
     infer: bool = Meta.datafile_infer,
+    rename: bool = Meta.datafile_rename,
     **kwargs,
 ):
     """Synchronize a data class to the specified path."""
@@ -36,6 +37,7 @@ def decorator(cls=None):
             manual=manual,
             defaults=defaults,
             infer=infer,
+            rename=rename,
         )
 
     return decorator

datafiles/mapper.py

@@ -28,6 +28,7 @@ def __init__(
         manual: bool,
         defaults: bool,
         infer: bool,
+        rename: bool,
         root: Optional[Mapper] = None,
     ) -> None:
         assert manual is not None
@@ -40,6 +41,7 @@ def __init__(
         self.attrs = attrs
         self._pattern = pattern
         self._manual = manual
+        self._rename = rename
         self.defaults = defaults
         self._infer = infer
         self._last_load = 0.0
@@ -319,6 +321,7 @@ def create_mapper(obj, root=None) -> Mapper:
         attrs=attrs or {},
         pattern=pattern,
         manual=meta.datafile_manual,
+        rename=meta.datafile_rename,
         defaults=meta.datafile_defaults,
         infer=meta.datafile_infer,
         root=root,

datafiles/model.py

@@ -45,7 +45,14 @@ def objects(cls) -> Manager:  # pylint: disable=no-self-argument
 
 
 def create_model(
-    cls, *, attrs=None, manual=None, pattern=None, defaults=None, infer=None
+    cls,
+    *,
+    attrs=None,
+    manual=None,
+    pattern=None,
+    defaults=None,
+    infer=None,
+    rename=None,
 ):
     """Patch model attributes on to an existing dataclass."""
     log.debug(f"Converting {cls} to a datafile model")
@@ -68,6 +75,8 @@ def create_model(
         m.datafile_defaults = defaults
     if not hasattr(cls, "Meta") and infer is not None:
         m.datafile_infer = infer
+    if not hasattr(cls, "Meta") and rename is not None:
+        m.datafile_rename = rename
 
     cls.Meta = m