feat(args, alpm): implement support for pacman's --dbpath and --root …

…flags

maintenance_scripts/mypy_stubs/pycman/config.pyi

@@ -4,8 +4,11 @@ from collections import OrderedDict
 from pyalpm import Handle
 from typing_extensions import TypedDict
 
+
 class PacmanOptions(TypedDict):
     IgnorePkg: list[str]
+    RootDir: str
+    DBPath: str
 
 
 class PacmanConfig:

pikaur/alpm.py

@@ -27,7 +27,12 @@
 class PacmanConfig(PycmanConfig):
 
     def __init__(self) -> None:
-        super().__init__(conf=parse_args().config or "/etc/pacman.conf")
+        args = parse_args()
+        super().__init__(conf=args.config or "/etc/pacman.conf")
+        if args.root:
+            self.options["RootDir"] = args.root
+        if args.dbpath:
+            self.options["DBPath"] = args.dbpath
 
 
 class PyAlpmWrapper:

pikaur/args.py

@@ -224,7 +224,7 @@ def get_pacman_str_opts(action: str | None = None) -> ArgSchema:
         return list(set(result))
     return [
         (None, "color", None, None),
-        ("b", "dbpath", None, None),  # @TODO: pyalpm?
+        ("b", "dbpath", None, None),
         ("r", "root", None, None),
         (None, "arch", None, None),  # @TODO
         (None, "cachedir", None, None),  # @TODO
@@ -468,6 +468,9 @@ class PikaurArgs(Namespace):
     config: str | None
     refresh: int
     clean: int
+    dbpath: str | None
+    root: str | None
+
     aur_clone_concurrency: int | None
     skip_aur_pull: bool | None
     positional: list[str]