Enable demandimport only in scripts, not in importable modules (issue605)
This way other applications can choose if and when they want this feature,
because it might be problematic if those applications rely on ImportError.
# interhg.py - interhg
#
# Copyright 2007 OHASHI Hideya <ohachige@gmail.com>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
#
# The `interhg' Mercurial extension allows you to change changelog and
# summary text just like InterWiki way.
#
# To enable this extension:
#
# [extensions]
# interhg =
#
# This is an example to link to a bug tracking system.
#
# [interhg]
# pat1 = s/issue(\d+)/ <a href="http:\/\/bts\/issue\1">issue\1<\/a> /
#
# You can add patterns to use pat2, pat3, ...
# For exapmle.
#
# pat2 = s/(^|\s)#(\d+)\b/ <b>#\2<\/b> /
import re
from mercurial.hgweb import hgweb_mod
from mercurial import templater
orig_escape = templater.common_filters["escape"]
interhg_table = []
def interhg_escape(x):
escstr = orig_escape(x)
for pat in interhg_table:
regexp = pat[0]
format = pat[1]
escstr = regexp.sub(format, escstr)
return escstr
templater.common_filters["escape"] = interhg_escape
orig_refresh = hgweb_mod.hgweb.refresh
def interhg_refresh(self):
interhg_table[:] = []
num = 1
while True:
key = 'pat%d' % num
pat = self.config('interhg', key)
if pat == None:
break
pat = pat[2:-1]
span = re.search(r'[^\\]/', pat).span()
regexp = pat[:span[0] + 1]
format = pat[span[1]:]
format = re.sub(r'\\/', '/', format)
regexp = re.compile(regexp)
interhg_table.append((regexp, format))
num += 1
return orig_refresh(self)
hgweb_mod.hgweb.refresh = interhg_refresh