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authorW. Trevor King <wking@drexel.edu>2009-12-08 03:58:36 -0500
committerW. Trevor King <wking@drexel.edu>2009-12-08 03:58:36 -0500
commiteedd308ff46fb9d0529f4480d2d4ae17e435795d (patch)
treec5cc3d7760ba787c7a6e7e562fe8024bfe7dc5bc /libbe/storage/vcs
parentd64b6336f75078445f2b730b31598817ac1cdb7a (diff)
downloadbugseverywhere-eedd308ff46fb9d0529f4480d2d4ae17e435795d.tar.gz
Use mapfile to only create & parse mapfile strings, not files
Diffstat (limited to 'libbe/storage/vcs')
-rw-r--r--libbe/storage/vcs/util/mapfile.py126
1 files changed, 0 insertions, 126 deletions
diff --git a/libbe/storage/vcs/util/mapfile.py b/libbe/storage/vcs/util/mapfile.py
deleted file mode 100644
index 8e1e279..0000000
--- a/libbe/storage/vcs/util/mapfile.py
+++ /dev/null
@@ -1,126 +0,0 @@
-# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
-# Gianluca Montecchi <gian@grys.it>
-# W. Trevor King <wking@drexel.edu>
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-"""
-Provide a means of saving and loading dictionaries of parameters. The
-saved "mapfiles" should be clear, flat-text files, and allow easy merging of
-independent/conflicting changes.
-"""
-
-import errno
-import os.path
-import yaml
-
-import libbe
-if libbe.TESTING == True:
- import doctest
-
-
-class IllegalKey(Exception):
- def __init__(self, key):
- Exception.__init__(self, 'Illegal key "%s"' % key)
- self.key = key
-
-class IllegalValue(Exception):
- def __init__(self, value):
- Exception.__init__(self, 'Illegal value "%s"' % value)
- self.value = value
-
-def generate(map):
- """Generate a YAML mapfile content string.
- >>> generate({"q":"p"})
- 'q: p\\n\\n'
- >>> generate({"q":u"Fran\u00e7ais"})
- 'q: Fran\\xc3\\xa7ais\\n\\n'
- >>> generate({"q":u"hello"})
- 'q: hello\\n\\n'
- >>> generate({"q=":"p"})
- Traceback (most recent call last):
- IllegalKey: Illegal key "q="
- >>> generate({"q:":"p"})
- Traceback (most recent call last):
- IllegalKey: Illegal key "q:"
- >>> generate({"q\\n":"p"})
- Traceback (most recent call last):
- IllegalKey: Illegal key "q\\n"
- >>> generate({"":"p"})
- Traceback (most recent call last):
- IllegalKey: Illegal key ""
- >>> generate({">q":"p"})
- Traceback (most recent call last):
- IllegalKey: Illegal key ">q"
- >>> generate({"q":"p\\n"})
- Traceback (most recent call last):
- IllegalValue: Illegal value "p\\n"
- """
- keys = map.keys()
- keys.sort()
- for key in keys:
- try:
- assert not key.startswith('>')
- assert('\n' not in key)
- assert('=' not in key)
- assert(':' not in key)
- assert(len(key) > 0)
- except AssertionError:
- raise IllegalKey(unicode(key).encode('unicode_escape'))
- if '\n' in map[key]:
- raise IllegalValue(unicode(map[key]).encode('unicode_escape'))
-
- lines = []
- for key in keys:
- lines.append(yaml.safe_dump({key: map[key]},
- default_flow_style=False,
- allow_unicode=True))
- lines.append('')
- return '\n'.join(lines)
-
-def parse(contents):
- """
- Parse a YAML mapfile string.
- >>> parse('q: p\\n\\n')['q']
- 'p'
- >>> parse('q: \\'p\\'\\n\\n')['q']
- 'p'
- >>> contents = generate({"a":"b", "c":"d", "e":"f"})
- >>> dict = parse(contents)
- >>> dict["a"]
- 'b'
- >>> dict["c"]
- 'd'
- >>> dict["e"]
- 'f'
- >>> contents = generate({"q":u"Fran\u00e7ais"})
- >>> dict = parse(contents)
- >>> dict["q"]
- u'Fran\\xe7ais'
- """
- return yaml.load(contents) or {}
-
-def map_save(vcs, path, map, allow_no_vcs=False):
- """Save the map as a mapfile to the specified path"""
- contents = generate(map)
- vcs.set_file_contents(path, contents, allow_no_vcs, binary=True)
-
-def map_load(vcs, path, allow_no_vcs=False):
- contents = vcs.get_file_contents(path, allow_no_vcs=allow_no_vcs,
- binary=True)
- return parse(contents)
-
-if libbe.TESTING == True:
- suite = doctest.DocTestSuite()