commit: c56757276df58cf03a19512d3ed4f9d36cef6f06
Author: André Erdmann <dywi <AT> mailerd <DOT> de>
AuthorDate: Thu Jul 17 23:53:48 2014 +0000
Commit: André Erdmann <dywi <AT> mailerd <DOT> de>
CommitDate: Thu Jul 17 23:58:33 2014 +0000
URL:
http://git.overlays.gentoo.org/gitweb/?p=proj/R_overlay.git;a=commit;h=c5675727
packagerules/rules->PackageRules: append_rule()
Adds a rule to an (possibly) already-sorted PackageRules object and gives it the
lowest priority (highest int, 1+max(self._rules priority).
Will be used to add generated rules that should be applied last (add-policy).
---
roverlay/packagerules/rules.py | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/roverlay/packagerules/rules.py b/roverlay/packagerules/rules.py
index 5cbe600..0dd0d3d 100644
--- a/roverlay/packagerules/rules.py
+++ b/roverlay/packagerules/rules.py
@@ -47,6 +47,34 @@ class PackageRules (
roverlay.packagerules.abstract.rules.NestedPackageRule ):
self.is_toplevel = True
# --- end of __init__ (...) ---
+ def append_rule ( self, rule, prepare_rule=True ):
+ """
+ Sets the given rule's priority to 1 + lowest prio of already-added rules
+ (so that it will be applied last) and adds it.
+
+ Optionally prepares the rule so that prepare() doesn't need to be
+ called afterwards, assuming that the PackageRules was already prepared.
+
+ arguments:
+ * rule --
+ * prepare_rule -- whether to prepare the added rule or not
+ Defaults to True.
+ """
+ if self._rules:
+ rule.priority = 1 + max ( rule.priority for rule in self._rules )
+ else:
+ rule.priority = 0
+
+ self.add_rule ( rule )
+
+ if prepare_rule:
+ rule.set_logger ( self.logger.getChild ( 'nested' ) )
+ rule.prepare()
+ # no need to sort self._rules
+ # self._rules [-1].prio > self._rules [-2].prio
+ # <=> sorted if self.prepare() has been called before
+ # --- end of append_rule (...) ---
+
def _gen_rules_str ( self, level ):
if level == 0:
last_rule_index = len ( self._rules ) - 1
