!squash new mapping system

Author: tony

libvcs/utils/list_query.py

@@ -119,9 +119,38 @@ def __eq__(self, other):
             return True
         return False
 
+    def lookup_exact(self, data, rhs):
+        return rhs == data
+
+    def lookup_iexact(self, data, rhs):
+        return rhs.lower() == data.lower()
+
+    def lookup_contains(self, data, rhs):
+        return rhs in data
+
+    def lookup_icontains(self, data, rhs):
+        return rhs.lower() in data.lower()
+
+    LOOKUP_NAME_MAP = {
+        "contains": lookup_contains,
+        "icontains": lookup_icontains,
+        "exact": lookup_exact,
+        "iexact": lookup_iexact,
+    }
+
     def filter(self, matcher: Optional[Union[Callable[[T], bool], T]] = None, **kwargs):
         def filter_lookup(obj) -> bool:
+
             for path, v in kwargs.items():
+                try:
+                    lhs, op = path.rsplit("__", 1)
+                except ValueError:
+                    lhs = path
+                    op = "exact"
+
+                # assert op in self.LOOKUP_NAME_MAP
+                # path = lhs
+
                 if (field := parse_lookup(obj, path, "__contains")) is not None:
                     if v not in field:
                         return False