src/env_file_helper.py

@@ -1,34 +1,37 @@
 from typing import NamedTuple
 
+from loguru import logger
+
 
 class Rule(NamedTuple):
     child: str
     parent: str
 
 
-def is_rule_satisfied(in_list: list, rule: Rule) -> bool:
+def _is_rule_satisfied(in_list: list, rule: Rule) -> bool:
     child_index = in_list.index(rule.child)
     parent_index = in_list.index(rule.parent)
     return parent_index < child_index
 
 
-def sort_by_rules(in_list: list, rules: list[Rule]) -> bool:
+def sort_env_files_by_rule(env_list: list, rules: list[Rule]) -> list:
-    def move_item_down(in_list: list, index: int):
+    in_list = env_list.copy()
-        """moves item"""
+
-        # assert index >
+    def swap_item_with_previous(in_list: list, index: int):
+        """swaps item at index N with item at index N-1"""
+        assert index > 0, "cannot swap with negative index"
         in_list[index], in_list[index - 1] = in_list[index - 1], in_list[index]
 
-    for _ in range(10000):
+    for _ in range(10_000):
         rule_satisfied: list[bool] = []
         for rule in rules:
-            if not is_rule_satisfied(in_list, rule):
+            if _is_rule_satisfied(in_list, rule):
+                rule_satisfied.append(True)
+            else:
                 rule_satisfied.append(False)
                 parent_index = in_list.index(rule.parent)
-                move_item_down(in_list, parent_index)
+                swap_item_with_previous(in_list, parent_index)
-            else:
-                rule_satisfied.append(True)
         if all(rule_satisfied):
-            print("success")
+            return in_list
-            return True
+    logger.error("could not find order that satisfys all rules")
-    print("failed")
+    raise ValueError
-    return False