mercurial/changelog.py
author Gregory Szorc <gregory.szorc@gmail.com>
Mon, 02 Oct 2017 11:03:53 +0100
changeset 34441 50474f0b3f1b
parent 34398 e51c8ffa1ffa
child 35308 137a08d82232
permissions -rw-r--r--
changelog: use a Factory for default value for files The default value is compiled into the generated type. This means that default values are shared between instances. For immutable types like bool, str, int, and tuple, this is fine. But for mutable types like list and dict, we need to use attr.Factory() to instantiate a new instance of the default for each object. Differential Revision: https://phab.mercurial-scm.org/D901
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# changelog.py - changelog class for mercurial
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#
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# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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from .i18n import _
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from .node import (
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    bin,
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    hex,
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    nullid,
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)
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from .thirdparty import (
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    attr,
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)
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from . import (
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    encoding,
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    error,
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    revlog,
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    util,
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)
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_defaultextra = {'branch': 'default'}
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def _string_escape(text):
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    """
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    >>> from .pycompat import bytechr as chr
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    >>> d = {b'nl': chr(10), b'bs': chr(92), b'cr': chr(13), b'nul': chr(0)}
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    >>> s = b"ab%(nl)scd%(bs)s%(bs)sn%(nul)sab%(cr)scd%(bs)s%(nl)s" % d
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    >>> s
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    'ab\\ncd\\\\\\\\n\\x00ab\\rcd\\\\\\n'
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    >>> res = _string_escape(s)
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    >>> s == util.unescapestr(res)
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    True
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    """
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    # subset of the string_escape codec
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    text = text.replace('\\', '\\\\').replace('\n', '\\n').replace('\r', '\\r')
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    return text.replace('\0', '\\0')
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def decodeextra(text):
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    """
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    >>> from .pycompat import bytechr as chr
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    >>> sorted(decodeextra(encodeextra({b'foo': b'bar', b'baz': chr(0) + b'2'})
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    ...                    ).items())
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    [('baz', '\\x002'), ('branch', 'default'), ('foo', 'bar')]
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    >>> sorted(decodeextra(encodeextra({b'foo': b'bar',
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    ...                                 b'baz': chr(92) + chr(0) + b'2'})
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    ...                    ).items())
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    [('baz', '\\\\\\x002'), ('branch', 'default'), ('foo', 'bar')]
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    """
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    extra = _defaultextra.copy()
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    for l in text.split('\0'):
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        if l:
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            if '\\0' in l:
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                # fix up \0 without getting into trouble with \\0
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                l = l.replace('\\\\', '\\\\\n')
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                l = l.replace('\\0', '\0')
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                l = l.replace('\n', '')
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            k, v = util.unescapestr(l).split(':', 1)
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            extra[k] = v
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    return extra
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def encodeextra(d):
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    # keys must be sorted to produce a deterministic changelog entry
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    items = [_string_escape('%s:%s' % (k, d[k])) for k in sorted(d)]
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    return "\0".join(items)
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def stripdesc(desc):
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    """strip trailing whitespace and leading and trailing empty lines"""
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    return '\n'.join([l.rstrip() for l in desc.splitlines()]).strip('\n')
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class appender(object):
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    '''the changelog index must be updated last on disk, so we use this class
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    to delay writes to it'''
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    def __init__(self, vfs, name, mode, buf):
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        self.data = buf
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        fp = vfs(name, mode)
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        self.fp = fp
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        self.offset = fp.tell()
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        self.size = vfs.fstat(fp).st_size
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        self._end = self.size
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    def end(self):
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        return self._end
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    def tell(self):
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        return self.offset
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    def flush(self):
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        pass
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    def close(self):
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        self.fp.close()
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    def seek(self, offset, whence=0):
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        '''virtual file offset spans real file and data'''
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        if whence == 0:
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            self.offset = offset
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        elif whence == 1:
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            self.offset += offset
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        elif whence == 2:
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            self.offset = self.end() + offset
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        if self.offset < self.size:
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            self.fp.seek(self.offset)
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    def read(self, count=-1):
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        '''only trick here is reads that span real file and data'''
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        ret = ""
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        if self.offset < self.size:
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            s = self.fp.read(count)
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            ret = s
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            self.offset += len(s)
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            if count > 0:
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                count -= len(s)
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        if count != 0:
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            doff = self.offset - self.size
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            self.data.insert(0, "".join(self.data))
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            del self.data[1:]
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            s = self.data[0][doff:doff + count]
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            self.offset += len(s)
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            ret += s
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        return ret
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    def write(self, s):
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        self.data.append(bytes(s))
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        self.offset += len(s)
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        self._end += len(s)
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def _divertopener(opener, target):
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    """build an opener that writes in 'target.a' instead of 'target'"""
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    def _divert(name, mode='r', checkambig=False):
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        if name != target:
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            return opener(name, mode)
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        return opener(name + ".a", mode)
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    return _divert
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def _delayopener(opener, target, buf):
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    """build an opener that stores chunks in 'buf' instead of 'target'"""
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    def _delay(name, mode='r', checkambig=False):
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        if name != target:
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            return opener(name, mode)
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        return appender(opener, name, mode, buf)
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    return _delay
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   145
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@attr.s
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class _changelogrevision(object):
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    # Extensions might modify _defaultextra, so let the constructor below pass
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    # it in
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    extra = attr.ib()
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    manifest = attr.ib(default=nullid)
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    user = attr.ib(default='')
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    date = attr.ib(default=(0, 0))
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    files = attr.ib(default=attr.Factory(list))
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    description = attr.ib(default='')
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class changelogrevision(object):
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    """Holds results of a parsed changelog revision.
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    Changelog revisions consist of multiple pieces of data, including
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    the manifest node, user, and date. This object exposes a view into
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    the parsed object.
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    """
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   164
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    __slots__ = (
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        u'_offsets',
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        u'_text',
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    )
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   169
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    def __new__(cls, text):
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        if not text:
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            return _changelogrevision(extra=_defaultextra)
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        self = super(changelogrevision, cls).__new__(cls)
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        # We could return here and implement the following as an __init__.
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        # But doing it here is equivalent and saves an extra function call.
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   177
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        # format used:
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        # nodeid\n        : manifest node in ascii
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        # user\n          : user, no \n or \r allowed
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        # time tz extra\n : date (time is int or float, timezone is int)
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        #                 : extra is metadata, encoded and separated by '\0'
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        #                 : older versions ignore it
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        # files\n\n       : files modified by the cset, no \n or \r allowed
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        # (.*)            : comment (free text, ideally utf-8)
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        #
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        # changelog v0 doesn't use extra
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        nl1 = text.index('\n')
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        nl2 = text.index('\n', nl1 + 1)
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        nl3 = text.index('\n', nl2 + 1)
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        # The list of files may be empty. Which means nl3 is the first of the
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        # double newline that precedes the description.
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        if text[nl3 + 1:nl3 + 2] == '\n':
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            doublenl = nl3
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        else:
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            doublenl = text.index('\n\n', nl3 + 1)
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   199
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        self._offsets = (nl1, nl2, nl3, doublenl)
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        self._text = text
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        return self
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    @property
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    def manifest(self):
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        return bin(self._text[0:self._offsets[0]])
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    @property
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    def user(self):
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        off = self._offsets
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        return encoding.tolocal(self._text[off[0] + 1:off[1]])
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    @property
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    def _rawdate(self):
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        off = self._offsets
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        dateextra = self._text[off[1] + 1:off[2]]
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        return dateextra.split(' ', 2)[0:2]
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    @property
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    def _rawextra(self):
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        off = self._offsets
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        dateextra = self._text[off[1] + 1:off[2]]
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        fields = dateextra.split(' ', 2)
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        if len(fields) != 3:
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            return None
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        return fields[2]
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    @property
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    def date(self):
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        raw = self._rawdate
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        time = float(raw[0])
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        # Various tools did silly things with the timezone.
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        try:
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            timezone = int(raw[1])
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        except ValueError:
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            timezone = 0
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        return time, timezone
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    @property
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    def extra(self):
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        raw = self._rawextra
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        if raw is None:
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            return _defaultextra
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        return decodeextra(raw)
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   249
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    @property
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    def files(self):
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        off = self._offsets
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   253
        if off[2] == off[3]:
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   254
            return []
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   255
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        return self._text[off[2] + 1:off[3]].split('\n')
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   257
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   258
    @property
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    def description(self):
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   260
        return encoding.tolocal(self._text[self._offsets[3] + 2:])
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   261
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   262
class changelog(revlog.revlog):
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   263
    def __init__(self, opener, trypending=False):
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   264
        """Load a changelog revlog using an opener.
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   265
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   266
        If ``trypending`` is true, we attempt to load the index from a
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   267
        ``00changelog.i.a`` file instead of the default ``00changelog.i``.
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   268
        The ``00changelog.i.a`` file contains index (and possibly inline
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   269
        revision) data for a transaction that hasn't been finalized yet.
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   270
        It exists in a separate file to facilitate readers (such as
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   271
        hooks processes) accessing data before a transaction is finalized.
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   272
        """
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   273
        if trypending and opener.exists('00changelog.i.a'):
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diff changeset
   274
            indexfile = '00changelog.i.a'
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   275
        else:
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   276
            indexfile = '00changelog.i'
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   277
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   278
        datafile = '00changelog.d'
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parents: 32292
diff changeset
   279
        revlog.revlog.__init__(self, opener, indexfile, datafile=datafile,
34296
3c9691728237 revlog: add option to mmap revlog index
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parents: 34133
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   280
                               checkambig=True, mmaplargeindex=True)
32292
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   281
14334
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parents: 14207
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   282
        if self._initempty:
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   283
            # changelogs don't benefit from generaldelta
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diff changeset
   284
            self.version &= ~revlog.FLAG_GENERALDELTA
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parents: 14207
diff changeset
   285
            self._generaldelta = False
30155
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parents: 30000
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   286
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   287
        # Delta chains for changelogs tend to be very small because entries
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diff changeset
   288
        # tend to be small and don't delta well with each. So disable delta
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diff changeset
   289
        # chains.
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5e4f16874a9f revlog: make 'storedeltachains' a "public" attribute
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parents: 30155
diff changeset
   290
        self.storedeltachains = False
30155
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parents: 30000
diff changeset
   291
8644
c2ef478b2efa changelog: make delayopener less intrusive
Matt Mackall <mpm@selenic.com>
parents: 8499
diff changeset
   292
        self._realopener = opener
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   293
        self._delayed = False
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   294
        self._delaybuf = None
9163
f193b643d1b1 changelog: _delaycount -> _divert
Matt Mackall <mpm@selenic.com>
parents: 8778
diff changeset
   295
        self._divert = False
18231
c0c943ef4e55 clfilter: use empty frozenset intead of empty tuple
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parents: 17951
diff changeset
   296
        self.filteredrevs = frozenset()
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diff changeset
   297
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diff changeset
   298
    def tip(self):
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diff changeset
   299
        """filtered version of revlog.tip"""
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parents: 17424
diff changeset
   300
        for i in xrange(len(self) -1, -2, -1):
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diff changeset
   301
            if i not in self.filteredrevs:
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diff changeset
   302
                return self.node(i)
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parents: 17424
diff changeset
   303
24030
828dc8db5515 revlog: add __contains__ for fast membership test
Yuya Nishihara <yuya@tcha.org>
parents: 23292
diff changeset
   304
    def __contains__(self, rev):
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diff changeset
   305
        """filtered version of revlog.__contains__"""
24662
b5cd8c2f6e65 changelog: inline revlog.__contains__ in case it is used in hot loop
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parents: 24030
diff changeset
   306
        return (0 <= rev < len(self)
24030
828dc8db5515 revlog: add __contains__ for fast membership test
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parents: 23292
diff changeset
   307
                and rev not in self.filteredrevs)
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parents: 23292
diff changeset
   308
17677
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diff changeset
   309
    def __iter__(self):
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diff changeset
   310
        """filtered version of revlog.__iter__"""
17951
6f79c32c0bdf commit: increase perf by avoiding unnecessary filteredrevs check
Durham Goode <durham@fb.com>
parents: 17810
diff changeset
   311
        if len(self.filteredrevs) == 0:
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parents: 17810
diff changeset
   312
            return revlog.revlog.__iter__(self)
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parents: 17810
diff changeset
   313
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diff changeset
   314
        def filterediter():
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diff changeset
   315
            for i in xrange(len(self)):
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parents: 17810
diff changeset
   316
                if i not in self.filteredrevs:
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diff changeset
   317
                    yield i
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diff changeset
   318
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diff changeset
   319
        return filterediter()
17677
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diff changeset
   320
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diff changeset
   321
    def revs(self, start=0, stop=None):
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diff changeset
   322
        """filtered version of revlog.revs"""
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parents: 17424
diff changeset
   323
        for i in super(changelog, self).revs(start, stop):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   324
            if i not in self.filteredrevs:
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parents: 17424
diff changeset
   325
                yield i
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parents: 17424
diff changeset
   326
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parents: 17424
diff changeset
   327
    @util.propertycache
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parents: 17424
diff changeset
   328
    def nodemap(self):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   329
        # XXX need filtering too
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   330
        self.rev(self.node(0))
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   331
        return self._nodecache
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parents: 17424
diff changeset
   332
26005
6f4a280298c1 changelog: add way to call the reachableroots C implementation
Laurent Charignon <lcharignon@fb.com>
parents: 25922
diff changeset
   333
    def reachableroots(self, minroot, heads, roots, includepath=False):
26094
df41c7be16d6 reachableroots: construct and sort baseset in revset module
Yuya Nishihara <yuya@tcha.org>
parents: 26061
diff changeset
   334
        return self.index.reachableroots2(minroot, heads, roots, includepath)
26005
6f4a280298c1 changelog: add way to call the reachableroots C implementation
Laurent Charignon <lcharignon@fb.com>
parents: 25922
diff changeset
   335
17677
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parents: 17424
diff changeset
   336
    def headrevs(self):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   337
        if self.filteredrevs:
22484
2b5940f64750 obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents: 21544
diff changeset
   338
            try:
23088
fe5f044b753d changelog: use headrevsfiltered
Mads Kiilerich <madski@unity3d.com>
parents: 23015
diff changeset
   339
                return self.index.headrevsfiltered(self.filteredrevs)
fe5f044b753d changelog: use headrevsfiltered
Mads Kiilerich <madski@unity3d.com>
parents: 23015
diff changeset
   340
            # AttributeError covers non-c-extension environments and
fe5f044b753d changelog: use headrevsfiltered
Mads Kiilerich <madski@unity3d.com>
parents: 23015
diff changeset
   341
            # old c extensions without filter handling.
fe5f044b753d changelog: use headrevsfiltered
Mads Kiilerich <madski@unity3d.com>
parents: 23015
diff changeset
   342
            except AttributeError:
22484
2b5940f64750 obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents: 21544
diff changeset
   343
                return self._headrevs()
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parents: 21544
diff changeset
   344
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   345
        return super(changelog, self).headrevs()
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   346
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   347
    def strip(self, *args, **kwargs):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   348
        # XXX make something better than assert
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   349
        # We can't expect proper strip behavior if we are filtered.
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   350
        assert not self.filteredrevs
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   351
        super(changelog, self).strip(*args, **kwargs)
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   352
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   353
    def rev(self, node):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   354
        """filtered version of revlog.rev"""
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   355
        r = super(changelog, self).rev(node)
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   356
        if r in self.filteredrevs:
23015
21c44c1aed87 repoview: add a FilteredLookupError class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23014
diff changeset
   357
            raise error.FilteredLookupError(hex(node), self.indexfile,
21c44c1aed87 repoview: add a FilteredLookupError class
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parents: 23014
diff changeset
   358
                                            _('filtered node'))
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   359
        return r
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   360
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   361
    def node(self, rev):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   362
        """filtered version of revlog.node"""
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   363
        if rev in self.filteredrevs:
23014
f00813325c5a repoview: add a FilteredIndexError class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22484
diff changeset
   364
            raise error.FilteredIndexError(rev)
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   365
        return super(changelog, self).node(rev)
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   366
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   367
    def linkrev(self, rev):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
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parents: 17424
diff changeset
   368
        """filtered version of revlog.linkrev"""
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   369
        if rev in self.filteredrevs:
23014
f00813325c5a repoview: add a FilteredIndexError class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22484
diff changeset
   370
            raise error.FilteredIndexError(rev)
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   371
        return super(changelog, self).linkrev(rev)
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   372
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   373
    def parentrevs(self, rev):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   374
        """filtered version of revlog.parentrevs"""
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   375
        if rev in self.filteredrevs:
23014
f00813325c5a repoview: add a FilteredIndexError class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22484
diff changeset
   376
            raise error.FilteredIndexError(rev)
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   377
        return super(changelog, self).parentrevs(rev)
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   378
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   379
    def flags(self, rev):
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   380
        """filtered version of revlog.flags"""
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   381
        if rev in self.filteredrevs:
23014
f00813325c5a repoview: add a FilteredIndexError class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22484
diff changeset
   382
            raise error.FilteredIndexError(rev)
17677
5c89e7fa5bc2 clfilter: introduce `filteredrevs` attribute on changelog
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 17424
diff changeset
   383
        return super(changelog, self).flags(rev)
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
   384
23203
3872d563e01a changelog: handle writepending in the transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23201
diff changeset
   385
    def delayupdate(self, tr):
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   386
        "delay visibility of index updates to other readers"
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   387
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   388
        if not self._delayed:
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   389
            if len(self) == 0:
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   390
                self._divert = True
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   391
                if self._realopener.exists(self.indexfile + '.a'):
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   392
                    self._realopener.unlink(self.indexfile + '.a')
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   393
                self.opener = _divertopener(self._realopener, self.indexfile)
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   394
            else:
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   395
                self._delaybuf = []
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   396
                self.opener = _delayopener(self._realopener, self.indexfile,
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   397
                                           self._delaybuf)
8644
c2ef478b2efa changelog: make delayopener less intrusive
Matt Mackall <mpm@selenic.com>
parents: 8499
diff changeset
   398
        self._delayed = True
23203
3872d563e01a changelog: handle writepending in the transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23201
diff changeset
   399
        tr.addpending('cl-%i' % id(self), self._writepending)
23281
f60ed8cf4afc transaction: pass the transaction to 'finalize' callback
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23280
diff changeset
   400
        tr.addfinalize('cl-%i' % id(self), self._finalize)
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   401
23205
2d54aa5397cd changelog: rely on transaction for finalization
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23203
diff changeset
   402
    def _finalize(self, tr):
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   403
        "finalize index updates"
8644
c2ef478b2efa changelog: make delayopener less intrusive
Matt Mackall <mpm@selenic.com>
parents: 8499
diff changeset
   404
        self._delayed = False
9165
07f9b2f4a9aa changelog: swap opener to switch delay modes
Matt Mackall <mpm@selenic.com>
parents: 9164
diff changeset
   405
        self.opener = self._realopener
4269
73c918c71300 changelog: optimize delayed updates for clone vs pull
Matt Mackall <mpm@selenic.com>
parents: 4261
diff changeset
   406
        # move redirected index data back into place
9164
b0d995b6b0a6 changelog: factor out _delayname
Matt Mackall <mpm@selenic.com>
parents: 9163
diff changeset
   407
        if self._divert:
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   408
            assert not self._delaybuf
19898
3f92e749d381 changelog: use "vfs.rename()" instead of "util.rename()"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18587
diff changeset
   409
            tmpname = self.indexfile + ".a"
3f92e749d381 changelog: use "vfs.rename()" instead of "util.rename()"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18587
diff changeset
   410
            nfile = self.opener.open(tmpname)
14207
c1cca38818b9 changelog: fixes leaked file handle
Zachary Gramana <zgramana@pottsconsultinggroup.com>
parents: 14004
diff changeset
   411
            nfile.close()
29999
003c41edc5f5 changelog: specify checkambig=True to avoid ambiguity around truncation
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 29997
diff changeset
   412
            self.opener.rename(tmpname, self.indexfile, checkambig=True)
4269
73c918c71300 changelog: optimize delayed updates for clone vs pull
Matt Mackall <mpm@selenic.com>
parents: 4261
diff changeset
   413
        elif self._delaybuf:
29999
003c41edc5f5 changelog: specify checkambig=True to avoid ambiguity around truncation
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 29997
diff changeset
   414
            fp = self.opener(self.indexfile, 'a', checkambig=True)
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   415
            fp.write("".join(self._delaybuf))
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   416
            fp.close()
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   417
            self._delaybuf = None
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   418
        self._divert = False
4269
73c918c71300 changelog: optimize delayed updates for clone vs pull
Matt Mackall <mpm@selenic.com>
parents: 4261
diff changeset
   419
        # split when we're done
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   420
        self.checkinlinesize(tr)
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   421
23280
b01c491af0cf transaction: pass the transaction to 'pending' callback
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23205
diff changeset
   422
    def _writepending(self, tr):
7787
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   423
        "create a file containing the unfinalized state for pretxnchangegroup"
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   424
        if self._delaybuf:
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   425
            # make a temporary copy of the index
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   426
            fp1 = self._realopener(self.indexfile)
23292
e44399c494ab changelog: register changelog.i.a as a temporary file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23281
diff changeset
   427
            pendingfilename = self.indexfile + ".a"
e44399c494ab changelog: register changelog.i.a as a temporary file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23281
diff changeset
   428
            # register as a temp file to ensure cleanup on failure
e44399c494ab changelog: register changelog.i.a as a temporary file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23281
diff changeset
   429
            tr.registertmp(pendingfilename)
e44399c494ab changelog: register changelog.i.a as a temporary file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23281
diff changeset
   430
            # write existing data
e44399c494ab changelog: register changelog.i.a as a temporary file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23281
diff changeset
   431
            fp2 = self._realopener(pendingfilename, "w")
7787
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   432
            fp2.write(fp1.read())
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   433
            # add pending data
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   434
            fp2.write("".join(self._delaybuf))
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   435
            fp2.close()
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   436
            # switch modes so finalize can simply rename
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   437
            self._delaybuf = None
9164
b0d995b6b0a6 changelog: factor out _delayname
Matt Mackall <mpm@selenic.com>
parents: 9163
diff changeset
   438
            self._divert = True
23201
7e97bf6ee2d6 changelog: rework the delayupdate mechanism
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 23088
diff changeset
   439
            self.opener = _divertopener(self._realopener, self.indexfile)
7787
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   440
9164
b0d995b6b0a6 changelog: factor out _delayname
Matt Mackall <mpm@selenic.com>
parents: 9163
diff changeset
   441
        if self._divert:
7787
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   442
            return True
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   443
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   444
        return False
b8d750daadde Introduce HG_PREPEND to solve pretxn races
Matt Mackall <mpm@selenic.com>
parents: 7634
diff changeset
   445
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   446
    def checkinlinesize(self, tr, fp=None):
9165
07f9b2f4a9aa changelog: swap opener to switch delay modes
Matt Mackall <mpm@selenic.com>
parents: 9164
diff changeset
   447
        if not self._delayed:
07f9b2f4a9aa changelog: swap opener to switch delay modes
Matt Mackall <mpm@selenic.com>
parents: 9164
diff changeset
   448
            revlog.revlog.checkinlinesize(self, tr, fp)
4261
cd7b36b7869c restructure changelog file appending
Matt Mackall <mpm@selenic.com>
parents: 4258
diff changeset
   449
5744
9db7fd77417d changelog: remove extract function
Matt Mackall <mpm@selenic.com>
parents: 5450
diff changeset
   450
    def read(self, node):
28487
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   451
        """Obtain data from a parsed changelog revision.
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   452
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   453
        Returns a 6-tuple of:
3233
2f35961854fb [extendedchangelog] add extra metadata in the changelog entry
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3232
diff changeset
   454
28487
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   455
           - manifest node in binary
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   456
           - author/user as a localstr
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   457
           - date as a 2-tuple of (time, timezone)
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   458
           - list of files
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   459
           - commit message as a localstr
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   460
           - dict of extra metadata
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   461
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   462
        Unless you need to access all fields, consider calling
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   463
        ``changelogrevision`` instead, as it is faster for partial object
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   464
        access.
3077
ad6aecaf4eed document changelog format
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2859
diff changeset
   465
        """
28487
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   466
        c = changelogrevision(self.revision(node))
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   467
        return (
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   468
            c.manifest,
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   469
            c.user,
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   470
            c.date,
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   471
            c.files,
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   472
            c.description,
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   473
            c.extra
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   474
        )
3233
2f35961854fb [extendedchangelog] add extra metadata in the changelog entry
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3232
diff changeset
   475
28487
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   476
    def changelogrevision(self, nodeorrev):
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   477
        """Obtain a ``changelogrevision`` for a node or revision."""
98d98a645e9d changelog: add class to represent parsed changelog revisions
Gregory Szorc <gregory.szorc@gmail.com>
parents: 28315
diff changeset
   478
        return changelogrevision(self.revision(nodeorrev))
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
   479
27439
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   480
    def readfiles(self, node):
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   481
        """
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   482
        short version of read that only returns the files modified by the cset
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   483
        """
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   484
        text = self.revision(node)
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   485
        if not text:
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   486
            return []
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   487
        last = text.index("\n\n")
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   488
        l = text[:last].split('\n')
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   489
        return l[3:]
ed003859f1d8 changelog: add a new method to get files modified by a changeset
Laurent Charignon <lcharignon@fb.com>
parents: 26094
diff changeset
   490
8422
437e06bbd11e changelog: removed bad default arguments in add method
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
   491
    def add(self, manifest, files, desc, transaction, p1, p2,
9677
0c072e63e3e7 changelog: do not use a mutable default value
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 9166
diff changeset
   492
                  user, date=None, extra=None):
14379
bd23d5f28bbb changelog: convert user and desc from local encoding early
Martin Geisler <mg@aragost.com>
parents: 10420
diff changeset
   493
        # Convert to UTF-8 encoded bytestrings as the very first
bd23d5f28bbb changelog: convert user and desc from local encoding early
Martin Geisler <mg@aragost.com>
parents: 10420
diff changeset
   494
        # thing: calling any method on a localstr object will turn it
bd23d5f28bbb changelog: convert user and desc from local encoding early
Martin Geisler <mg@aragost.com>
parents: 10420
diff changeset
   495
        # into a str object and the cached UTF-8 string is thus lost.
bd23d5f28bbb changelog: convert user and desc from local encoding early
Martin Geisler <mg@aragost.com>
parents: 10420
diff changeset
   496
        user, desc = encoding.fromlocal(user), encoding.fromlocal(desc)
bd23d5f28bbb changelog: convert user and desc from local encoding early
Martin Geisler <mg@aragost.com>
parents: 10420
diff changeset
   497
7035
9d023ef7b467 forbid username with '\n' at the changelog level
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6259
diff changeset
   498
        user = user.strip()
8424
c5b3d3e30de7 changelog: refuse to add revisions with empty usernames
Martin Geisler <mg@lazybytes.net>
parents: 7807
diff changeset
   499
        # An empty username or a username with a "\n" will make the
c5b3d3e30de7 changelog: refuse to add revisions with empty usernames
Martin Geisler <mg@lazybytes.net>
parents: 7807
diff changeset
   500
        # revision text contain two "\n\n" sequences -> corrupt
c5b3d3e30de7 changelog: refuse to add revisions with empty usernames
Martin Geisler <mg@lazybytes.net>
parents: 7807
diff changeset
   501
        # repository since read cannot unpack the revision.
c5b3d3e30de7 changelog: refuse to add revisions with empty usernames
Martin Geisler <mg@lazybytes.net>
parents: 7807
diff changeset
   502
        if not user:
c5b3d3e30de7 changelog: refuse to add revisions with empty usernames
Martin Geisler <mg@lazybytes.net>
parents: 7807
diff changeset
   503
            raise error.RevlogError(_("empty username"))
7035
9d023ef7b467 forbid username with '\n' at the changelog level
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6259
diff changeset
   504
        if "\n" in user:
7633
08cabecfa8a8 errors: move revlog errors
Matt Mackall <mpm@selenic.com>
parents: 7470
diff changeset
   505
            raise error.RevlogError(_("username %s contains a newline")
08cabecfa8a8 errors: move revlog errors
Matt Mackall <mpm@selenic.com>
parents: 7470
diff changeset
   506
                                    % repr(user))
8499
fb9b83df45f3 commit: move description trimming into changelog
Matt Mackall <mpm@selenic.com>
parents: 8443
diff changeset
   507
17810
2894d180afa1 changelog: extract description cleaning logic in a dedicated function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 17677
diff changeset
   508
        desc = stripdesc(desc)
8499
fb9b83df45f3 commit: move description trimming into changelog
Matt Mackall <mpm@selenic.com>
parents: 8443
diff changeset
   509
1195
f92af8d53330 Validate user input of dates when adding a changelog entry.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1095
diff changeset
   510
        if date:
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
   511
            parseddate = "%d %d" % util.parsedate(date)
1195
f92af8d53330 Validate user input of dates when adding a changelog entry.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1095
diff changeset
   512
        else:
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2142
diff changeset
   513
            parseddate = "%d %d" % util.makedate()
10417
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   514
        if extra:
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   515
            branch = extra.get("branch")
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   516
            if branch in ("default", ""):
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   517
                del extra["branch"]
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   518
            elif branch in (".", "null", "tip"):
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   519
                raise error.RevlogError(_('the name \'%s\' is reserved')
58e040c51231 branch: avoid using reserved tag names
Wagner Bruna <wbruna@softwareexpress.com.br>
parents: 10263
diff changeset
   520
                                        % branch)
3233
2f35961854fb [extendedchangelog] add extra metadata in the changelog entry
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3232
diff changeset
   521
        if extra:
8443
53ff4a5af284 changelog: turn {de,en}code_extra methods into functions
Martin Geisler <mg@lazybytes.net>
parents: 8442
diff changeset
   522
            extra = encodeextra(extra)
3233
2f35961854fb [extendedchangelog] add extra metadata in the changelog entry
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3232
diff changeset
   523
            parseddate = "%s %s" % (parseddate, extra)
8209
a1a5a57efe90 replace util.sort with sorted built-in
Matt Mackall <mpm@selenic.com>
parents: 7948
diff changeset
   524
        l = [hex(manifest), user, parseddate] + sorted(files) + ["", desc]
0
9117c6561b0b Add back links from file revisions to changeset revisions
mpm@selenic.com
parents:
diff changeset
   525
        text = "\n".join(l)
6750
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog
Matt Mackall <mpm@selenic.com>
parents: 6259
diff changeset
   526
        return self.addrevision(text, transaction, len(self), p1, p2)
18306
06185554e7e3 changelog: add a `branch` method, bypassing changectx
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 18231
diff changeset
   527
20185
7d4219512823 branchmap: cache open/closed branch head information
Brodie Rao <brodie@sf.io>
parents: 19899
diff changeset
   528
    def branchinfo(self, rev):
7d4219512823 branchmap: cache open/closed branch head information
Brodie Rao <brodie@sf.io>
parents: 19899
diff changeset
   529
        """return the branch name and open/close state of a revision
18306
06185554e7e3 changelog: add a `branch` method, bypassing changectx
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 18231
diff changeset
   530
18308
4e27b06a0fd9 changelog: please check-code and remove tabs
Mads Kiilerich <mads@kiilerich.com>
parents: 18306
diff changeset
   531
        This function exists because creating a changectx object
4e27b06a0fd9 changelog: please check-code and remove tabs
Mads Kiilerich <mads@kiilerich.com>
parents: 18306
diff changeset
   532
        just to access this is costly."""
20185
7d4219512823 branchmap: cache open/closed branch head information
Brodie Rao <brodie@sf.io>
parents: 19899
diff changeset
   533
        extra = self.read(rev)[5]
7d4219512823 branchmap: cache open/closed branch head information
Brodie Rao <brodie@sf.io>
parents: 19899
diff changeset
   534
        return encoding.tolocal(extra.get("branch")), 'close' in extra
32262
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   535
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   536
    def _addrevision(self, node, rawtext, transaction, *args, **kwargs):
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   537
        # overlay over the standard revlog._addrevision to track the new
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   538
        # revision on the transaction.
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   539
        rev = len(self)
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   540
        node = super(changelog, self)._addrevision(node, rawtext, transaction,
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   541
                                                   *args, **kwargs)
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   542
        revs = transaction.changes.get('revs')
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   543
        if revs is not None:
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   544
            revs.add(rev)
85ef5a073114 transaction: track newly introduced revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 32153
diff changeset
   545
        return node