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patch: use ctx.node() instead of bare node variable...
patch: use ctx.node() instead of bare node variable Future patches will allow patch.diff to take a basectx so node1 (and node2) could make hexfunc error out. Instead, we'll call the node function on the context object directly.

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config.py
159 lines | 5.8 KiB | text/x-python | PythonLexer
Martin Geisler
config: add copyright and license header
r8229 # config.py - configuration parsing for Mercurial
#
# Copyright 2009 Matt Mackall <mpm@selenic.com> and others
#
# This software may be used and distributed according to the terms of the
Matt Mackall
Update license to GPLv2+
r10263 # GNU General Public License version 2 or any later version.
Martin Geisler
config: add copyright and license header
r8229
Matt Mackall
ui: introduce new config parser
r8144 from i18n import _
Chad Dombrova
config: expand hgrc %include paths
r11224 import error, util
Bryan O'Sullivan
config: use util.compilere to compile regexps
r16944 import os, errno
Matt Mackall
ui: introduce new config parser
r8144
Matt Mackall
config: add some helper methods
r8186 class config(object):
Matt Mackall
ui: introduce new config parser
r8144 def __init__(self, data=None):
self._data = {}
Matt Mackall
config: split source data out into separate map
r8185 self._source = {}
FUJIWARA Katsunori
config: discard "%unset" values defined in the other files read in previously...
r19087 self._unset = []
Matt Mackall
ui: introduce new config parser
r8144 if data:
for k in data._data:
self._data[k] = data[k].copy()
Matt Mackall
config: split source data out into separate map
r8185 self._source = data._source.copy()
Matt Mackall
ui: introduce new config parser
r8144 def copy(self):
return config(self)
def __contains__(self, section):
return section in self._data
Matt Mackall
config: add some helper methods
r8186 def __getitem__(self, section):
return self._data.get(section, {})
def __iter__(self):
for d in self.sections():
yield d
Matt Mackall
config: add section filter to read...
r8193 def update(self, src):
FUJIWARA Katsunori
config: discard "%unset" values defined in the other files read in previously...
r19087 for s, n in src._unset:
if s in self and n in self._data[s]:
del self._data[s][n]
del self._source[(s, n)]
Matt Mackall
config: add section filter to read...
r8193 for s in src:
Matt Mackall
ui: introduce new config parser
r8144 if s not in self:
Angel Ezquerra
config: move config.sortdict class into util...
r21813 self._data[s] = util.sortdict()
Matt Mackall
config: add section filter to read...
r8193 self._data[s].update(src._data[s])
self._source.update(src._source)
Matt Mackall
ui: introduce new config parser
r8144 def get(self, section, item, default=None):
Matt Mackall
config: split source data out into separate map
r8185 return self._data.get(section, {}).get(item, default)
Pierre-Yves David
config: have a way to backup and restore value in config...
r15919
def backup(self, section, item):
timeless@mozdev.org
spelling: value
r17527 """return a tuple allowing restore to reinstall a previous value
Pierre-Yves David
config: have a way to backup and restore value in config...
r15919
timeless@mozdev.org
grammar: it-handles
r17530 The main reason we need it is because it handles the "no data" case.
Pierre-Yves David
config: have a way to backup and restore value in config...
r15919 """
try:
value = self._data[section][item]
source = self.source(section, item)
return (section, item, value, source)
except KeyError:
return (section, item)
Matt Mackall
config: getsource -> source
r8198 def source(self, section, item):
Matt Mackall
config: split source data out into separate map
r8185 return self._source.get((section, item), "")
Matt Mackall
ui: introduce new config parser
r8144 def sections(self):
return sorted(self._data.keys())
def items(self, section):
Matt Mackall
config: split source data out into separate map
r8185 return self._data.get(section, {}).items()
Matt Mackall
ui: introduce new config parser
r8144 def set(self, section, item, value, source=""):
if section not in self:
Angel Ezquerra
config: move config.sortdict class into util...
r21813 self._data[section] = util.sortdict()
Matt Mackall
config: split source data out into separate map
r8185 self._data[section][item] = value
Mads Kiilerich
config: don't set source when no source is specified - don't overwrite with ''...
r20789 if source:
self._source[(section, item)] = source
Matt Mackall
ui: introduce new config parser
r8144
Pierre-Yves David
config: have a way to backup and restore value in config...
r15919 def restore(self, data):
"""restore data returned by self.backup"""
if len(data) == 4:
# restore old data
section, item, value, source = data
self._data[section][item] = value
self._source[(section, item)] = source
else:
# no data before, remove everything
section, item = data
if section in self._data:
del self._data[section][item]
self._source.pop((section, item), None)
Matt Mackall
config: add parse interface
r8265 def parse(self, src, data, sections=None, remap=None, include=None):
Bryan O'Sullivan
config: use util.compilere to compile regexps
r16944 sectionre = util.compilere(r'\[([^\[]+)\]')
itemre = util.compilere(r'([^=\s][^=]*?)\s*=\s*(.*\S|)')
contre = util.compilere(r'\s+(\S|\S.*\S)\s*$')
emptyre = util.compilere(r'(;|#|\s*$)')
commentre = util.compilere(r'(;|#)')
unsetre = util.compilere(r'%unset\s+(\S+)')
includere = util.compilere(r'%include\s+(\S|\S.*\S)\s*$')
Matt Mackall
ui: introduce new config parser
r8144 section = ""
item = None
line = 0
config: improve code readability
r9339 cont = False
Matt Mackall
hgweb: use config.config
r8180
Nicolas Dumazet
for calls expecting bool args, pass bool instead of int...
r9136 for l in data.splitlines(True):
Matt Mackall
ui: introduce new config parser
r8144 line += 1
Matt Mackall
config: discard UTF-8 BOM if found
r16348 if line == 1 and l.startswith('\xef\xbb\xbf'):
# Someone set us up the BOM
l = l[3:]
Matt Mackall
ui: introduce new config parser
r8144 if cont:
Matt Mackall
config: handle comment lines in continuations (issue2854)
r14642 if commentre.match(l):
continue
Matt Mackall
ui: introduce new config parser
r8144 m = contre.match(l)
if m:
Matt Mackall
config: add section filter to read...
r8193 if sections and section not in sections:
continue
Matt Mackall
ui: introduce new config parser
r8144 v = self.get(section, item) + "\n" + m.group(1)
Matt Mackall
config: add parse interface
r8265 self.set(section, item, v, "%s:%d" % (src, line))
Matt Mackall
ui: introduce new config parser
r8144 continue
item = None
Nicolas Dumazet
config: abort on indented non-continuation lines (issue1829)...
r9469 cont = False
Matt Mackall
config: allow including other config files
r8183 m = includere.match(l)
if m:
Chad Dombrova
config: expand hgrc %include paths
r11224 inc = util.expandpath(m.group(1))
Matt Mackall
config: add parse interface
r8265 base = os.path.dirname(src)
Matt Mackall
config: allow including other config files
r8183 inc = os.path.normpath(os.path.join(base, inc))
Matt Mackall
config: add parse interface
r8265 if include:
Martin Geisler
config: raise ConfigError on non-existing include files...
r10042 try:
include(inc, remap=remap, sections=sections)
except IOError, inst:
Matt Mackall
config: ignore include errors for nonexistent files
r14486 if inst.errno != errno.ENOENT:
raise error.ParseError(_("cannot include %s (%s)")
% (inc, inst.strerror),
"%s:%s" % (src, line))
Matt Mackall
config: allow including other config files
r8183 continue
Matt Mackall
ui: introduce new config parser
r8144 if emptyre.match(l):
continue
m = sectionre.match(l)
if m:
section = m.group(1)
Matt Mackall
config: make remap actually work
r8298 if remap:
section = remap.get(section, section)
Matt Mackall
ui: introduce new config parser
r8144 if section not in self:
Angel Ezquerra
config: move config.sortdict class into util...
r21813 self._data[section] = util.sortdict()
Matt Mackall
ui: introduce new config parser
r8144 continue
m = itemre.match(l)
if m:
item = m.group(1)
config: improve code readability
r9339 cont = True
Matt Mackall
config: add section filter to read...
r8193 if sections and section not in sections:
continue
Matt Mackall
config: add parse interface
r8265 self.set(section, item, m.group(2), "%s:%d" % (src, line))
Matt Mackall
ui: introduce new config parser
r8144 continue
Matt Mackall
config: add %unset name support
r8184 m = unsetre.match(l)
if m:
name = m.group(1)
Matt Mackall
config: add section filter to read...
r8193 if sections and section not in sections:
continue
Martin Geisler
code style: prefer 'is' and 'is not' tests with singletons
r13031 if self.get(section, name) is not None:
Matt Mackall
config: add %unset name support
r8184 del self._data[section][name]
FUJIWARA Katsunori
config: discard "%unset" values defined in the other files read in previously...
r19087 self._unset.append((section, name))
Matt Mackall
config: add %unset name support
r8184 continue
Matt Mackall
error: add new ParseError for various parsing errors
r11288 raise error.ParseError(l.rstrip(), ("%s:%s" % (src, line)))
Matt Mackall
config: add parse interface
r8265
def read(self, path, fp=None, sections=None, remap=None):
if not fp:
Adrian Buehlmann
config: use util.posixfile
r13664 fp = util.posixfile(path)
Matt Mackall
config: add parse interface
r8265 self.parse(path, fp.read(), sections, remap, self.read)