reverse sense of return value from python hooks.
old scheme (False/None/0/'' == fail) made coding style
unnatural, did not allow use of mercurial commands as hooks.
new scheme (False/None/0 == pass) is pythonic, does not require peculiar
"return True" at ends of hooks, allows hooks like this:
[hooks]
# update working dir after push into this repo
changegroup.update = python:mercurial.commands.update
abort: no files specified
undeleting foo
removing foo
# HG changeset patch
# User test
# Node ID 8ba83d44753d6259db5ce6524974dd1174e90f47
# Parent 0000000000000000000000000000000000000000
1
diff -r 000000000000 -r 8ba83d44753d foo
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/foo Mon Jan 12 13:46:40 1970 +0000
@@ -0,0 +1,1 @@
+a
# HG changeset patch
# User test
# Node ID a1fce69c50d97881c5c014ab23f580f720c78678
# Parent 8ba83d44753d6259db5ce6524974dd1174e90f47
2
diff -r 8ba83d44753d -r a1fce69c50d9 foo
--- a/foo Mon Jan 12 13:46:40 1970 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-a
changeset: 0:8ba83d44753d
user: test
date: Mon Jan 12 13:46:40 1970 +0000
summary: 1
diff -r 000000000000 -r 8ba83d44753d foo
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/foo Mon Jan 12 13:46:40 1970 +0000
@@ -0,0 +1,1 @@
+a
changeset: 1:a1fce69c50d9
tag: tip
user: test
date: Mon Jan 12 13:46:40 1970 +0000
summary: 2
diff -r 8ba83d44753d -r a1fce69c50d9 foo
--- a/foo Mon Jan 12 13:46:40 1970 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-a
0 files updated, 0 files merged, 0 files removed, 0 files unresolved