hgext/convert/common.py
author Matt Mackall <mpm@selenic.com>
Wed, 28 Apr 2010 13:45:21 -0500
branchstable
changeset 11031 409c0e4d79e9
parent 10282 08a0f04b56bd
child 11134 33010ff1fd6f
permissions -rw-r--r--
Merge with i18n
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# common.py - common code for the convert extension
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#
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#  Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others
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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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import base64, errno
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import os
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import cPickle as pickle
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from mercurial import util
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from mercurial.i18n import _
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def encodeargs(args):
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    def encodearg(s):
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        lines = base64.encodestring(s)
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        lines = [l.splitlines()[0] for l in lines]
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        return ''.join(lines)
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    s = pickle.dumps(args)
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    return encodearg(s)
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def decodeargs(s):
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    s = base64.decodestring(s)
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    return pickle.loads(s)
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class MissingTool(Exception):
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    pass
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def checktool(exe, name=None, abort=True):
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    name = name or exe
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    if not util.find_exe(exe):
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        exc = abort and util.Abort or MissingTool
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        raise exc(_('cannot find required "%s" tool') % name)
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class NoRepo(Exception):
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    pass
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SKIPREV = 'SKIP'
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class commit(object):
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    def __init__(self, author, date, desc, parents, branch=None, rev=None,
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                 extra={}, sortkey=None):
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        self.author = author or 'unknown'
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        self.date = date or '0 0'
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        self.desc = desc
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        self.parents = parents
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        self.branch = branch
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        self.rev = rev
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        self.extra = extra
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        self.sortkey = sortkey
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class converter_source(object):
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    """Conversion source interface"""
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    def __init__(self, ui, path=None, rev=None):
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        """Initialize conversion source (or raise NoRepo("message")
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        exception if path is not a valid repository)"""
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        self.ui = ui
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        self.path = path
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        self.rev = rev
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        self.encoding = 'utf-8'
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    def before(self):
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        pass
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    def after(self):
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        pass
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    def setrevmap(self, revmap):
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        """set the map of already-converted revisions"""
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        pass
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    def getheads(self):
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        """Return a list of this repository's heads"""
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        raise NotImplementedError()
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    def getfile(self, name, rev):
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        """Return file contents as a string. rev is the identifier returned
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        by a previous call to getchanges(). Raise IOError to indicate that
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        name was deleted in rev.
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        """
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        raise NotImplementedError()
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    def getmode(self, name, rev):
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        """Return file mode, eg. '', 'x', or 'l'. rev is the identifier
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        returned by a previous call to getchanges().
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        """
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        raise NotImplementedError()
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    def getchanges(self, version):
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        """Returns a tuple of (files, copies).
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        files is a sorted list of (filename, id) tuples for all files
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        changed between version and its first parent returned by
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        getcommit(). id is the source revision id of the file.
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        copies is a dictionary of dest: source
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        """
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        raise NotImplementedError()
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    def getcommit(self, version):
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        """Return the commit object for version"""
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        raise NotImplementedError()
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    def gettags(self):
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        """Return the tags as a dictionary of name: revision
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        Tag names must be UTF-8 strings.
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        """
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        raise NotImplementedError()
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    def recode(self, s, encoding=None):
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        if not encoding:
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            encoding = self.encoding or 'utf-8'
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        if isinstance(s, unicode):
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            return s.encode("utf-8")
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        try:
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            return s.decode(encoding).encode("utf-8")
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        except:
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            try:
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                return s.decode("latin-1").encode("utf-8")
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            except:
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                return s.decode(encoding, "replace").encode("utf-8")
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    def getchangedfiles(self, rev, i):
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        """Return the files changed by rev compared to parent[i].
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        i is an index selecting one of the parents of rev.  The return
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        value should be the list of files that are different in rev and
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        this parent.
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        If rev has no parents, i is None.
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        This function is only needed to support --filemap
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        """
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        raise NotImplementedError()
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    def converted(self, rev, sinkrev):
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        '''Notify the source that a revision has been converted.'''
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        pass
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    def hasnativeorder(self):
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        """Return true if this source has a meaningful, native revision
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        order. For instance, Mercurial revisions are store sequentially
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        while there is no such global ordering with Darcs.
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        """
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        return False
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    def lookuprev(self, rev):
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        """If rev is a meaningful revision reference in source, return
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        the referenced identifier in the same format used by getcommit().
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        return None otherwise.
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        """
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        return None
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class converter_sink(object):
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    """Conversion sink (target) interface"""
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    def __init__(self, ui, path):
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        """Initialize conversion sink (or raise NoRepo("message")
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        exception if path is not a valid repository)
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        created is a list of paths to remove if a fatal error occurs
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        later"""
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        self.ui = ui
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        self.path = path
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        self.created = []
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    def getheads(self):
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        """Return a list of this repository's heads"""
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        raise NotImplementedError()
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    def revmapfile(self):
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        """Path to a file that will contain lines
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        source_rev_id sink_rev_id
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        mapping equivalent revision identifiers for each system."""
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        raise NotImplementedError()
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    def authorfile(self):
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        """Path to a file that will contain lines
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        srcauthor=dstauthor
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        mapping equivalent authors identifiers for each system."""
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        return None
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    def putcommit(self, files, copies, parents, commit, source, revmap):
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        """Create a revision with all changed files listed in 'files'
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        and having listed parents. 'commit' is a commit object
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        containing at a minimum the author, date, and message for this
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        changeset.  'files' is a list of (path, version) tuples,
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        'copies' is a dictionary mapping destinations to sources,
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        'source' is the source repository, and 'revmap' is a mapfile
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        of source revisions to converted revisions. Only getfile(),
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        getmode(), and lookuprev() should be called on 'source'.
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        Note that the sink repository is not told to update itself to
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        a particular revision (or even what that revision would be)
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        before it receives the file data.
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        """
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        raise NotImplementedError()
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    def puttags(self, tags):
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        """Put tags into sink.
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        tags: {tagname: sink_rev_id, ...} where tagname is an UTF-8 string.
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        Return a pair (tag_revision, tag_parent_revision), or (None, None)
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        if nothing was changed.
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        """
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        raise NotImplementedError()
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   212
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    def setbranch(self, branch, pbranches):
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        """Set the current branch name. Called before the first putcommit
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        on the branch.
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        branch: branch name for subsequent commits
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        pbranches: (converted parent revision, parent branch) tuples"""
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        pass
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    def setfilemapmode(self, active):
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        """Tell the destination that we're using a filemap
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   222
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        Some converter_sources (svn in particular) can claim that a file
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        was changed in a revision, even if there was no change.  This method
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        tells the destination that we're using a filemap and that it should
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        filter empty revisions.
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        """
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        pass
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   229
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    def before(self):
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   231
        pass
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   232
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    def after(self):
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   234
        pass
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class commandline(object):
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    def __init__(self, ui, command):
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        self.ui = ui
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        self.command = command
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    def prerun(self):
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   243
        pass
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    def postrun(self):
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   246
        pass
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   247
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    def _cmdline(self, cmd, *args, **kwargs):
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        cmdline = [self.command, cmd] + list(args)
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        for k, v in kwargs.iteritems():
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            if len(k) == 1:
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                cmdline.append('-' + k)
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            else:
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                cmdline.append('--' + k.replace('_', '-'))
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            try:
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                if len(k) == 1:
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                    cmdline.append('' + v)
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                else:
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                    cmdline[-1] += '=' + v
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            except TypeError:
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                pass
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        cmdline = [util.shellquote(arg) for arg in cmdline]
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        if not self.ui.debugflag:
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   264
            cmdline += ['2>', util.nulldev]
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   265
        cmdline += ['<', util.nulldev]
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   266
        cmdline = ' '.join(cmdline)
5832
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parents: 5760
diff changeset
   267
        return cmdline
5512
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parents: 5510
diff changeset
   268
5832
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parents: 5760
diff changeset
   269
    def _run(self, cmd, *args, **kwargs):
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parents: 5760
diff changeset
   270
        cmdline = self._cmdline(cmd, *args, **kwargs)
9467
4c041f1ee1b4 do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents: 9431
diff changeset
   271
        self.ui.debug('running: %s\n' % (cmdline,))
5512
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diff changeset
   272
        self.prerun()
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   273
        try:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   274
            return util.popen(cmdline)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   275
        finally:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   276
            self.postrun()
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parents: 5510
diff changeset
   277
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   278
    def run(self, cmd, *args, **kwargs):
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   279
        fp = self._run(cmd, *args, **kwargs)
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parents: 5510
diff changeset
   280
        output = fp.read()
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   281
        self.ui.debug(output)
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   282
        return output, fp.close()
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   283
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   284
    def runlines(self, cmd, *args, **kwargs):
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   285
        fp = self._run(cmd, *args, **kwargs)
df659eb23360 convert: added GNU Arch source converter
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parents: 6001
diff changeset
   286
        output = fp.readlines()
6049
348132c112cf convert: improve gnu arch source performance and other fixes
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6035
diff changeset
   287
        self.ui.debug(''.join(output))
6035
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parents: 6001
diff changeset
   288
        return output, fp.close()
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   289
5512
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parents: 5510
diff changeset
   290
    def checkexit(self, status, output=''):
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   291
        if status:
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   292
            if output:
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   293
                self.ui.warn(_('%s error:\n') % self.command)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   294
                self.ui.warn(output)
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   295
            msg = util.explain_exit(status)[0]
8970
eac360045ba4 convert: do not ask for translation of "%s %s"
Martin Geisler <mg@lazybytes.net>
parents: 8887
diff changeset
   296
            raise util.Abort('%s %s' % (self.command, msg))
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   297
8cd26ccc68f8 convert: abstract darcs's commandline handling
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parents: 5510
diff changeset
   298
    def run0(self, cmd, *args, **kwargs):
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   299
        output, status = self.run(cmd, *args, **kwargs)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   300
        self.checkexit(status, output)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   301
        return output
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   302
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   303
    def runlines0(self, cmd, *args, **kwargs):
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   304
        output, status = self.runlines(cmd, *args, **kwargs)
6049
348132c112cf convert: improve gnu arch source performance and other fixes
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6035
diff changeset
   305
        self.checkexit(status, ''.join(output))
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   306
        return output
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   307
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   308
    def getargmax(self):
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   309
        if '_argmax' in self.__dict__:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   310
            return self._argmax
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   311
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   312
        # POSIX requires at least 4096 bytes for ARG_MAX
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   313
        self._argmax = 4096
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Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   314
        try:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   315
            self._argmax = os.sysconf("SC_ARG_MAX")
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   316
        except:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   317
            pass
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   318
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   319
        # Windows shells impose their own limits on command line length,
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   320
        # down to 2047 bytes for cmd.exe under Windows NT/2k and 2500 bytes
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   321
        # for older 4nt.exe. See http://support.microsoft.com/kb/830473 for
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   322
        # details about cmd.exe limitations.
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   323
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   324
        # Since ARG_MAX is for command line _and_ environment, lower our limit
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   325
        # (and make happy Windows shells while doing this).
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   326
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   327
        self._argmax = self._argmax / 2 - 1
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   328
        return self._argmax
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   329
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   330
    def limit_arglist(self, arglist, cmd, *args, **kwargs):
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   331
        limit = self.getargmax() - len(self._cmdline(cmd, *args, **kwargs))
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   332
        bytes = 0
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   333
        fl = []
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   334
        for fn in arglist:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   335
            b = len(fn) + 3
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   336
            if bytes + b < limit or len(fl) == 0:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   337
                fl.append(fn)
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   338
                bytes += b
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   339
            else:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   340
                yield fl
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   341
                fl = [fn]
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   342
                bytes = b
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   343
        if fl:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   344
            yield fl
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   345
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   346
    def xargs(self, arglist, cmd, *args, **kwargs):
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   347
        for l in self.limit_arglist(arglist, cmd, *args, **kwargs):
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   348
            self.run0(cmd, *(list(args) + l), **kwargs)
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   349
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   350
class mapfile(dict):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   351
    def __init__(self, ui, path):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   352
        super(mapfile, self).__init__()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   353
        self.ui = ui
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   354
        self.path = path
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   355
        self.fp = None
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   356
        self.order = []
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   357
        self._read()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   358
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   359
    def _read(self):
7774
3b8f2750efcf Handle when the slicemap option is an empty string
Stefan Rusek <stefan@rusek.org>
parents: 7611
diff changeset
   360
        if not self.path:
5996
3f9ce63da18c convert: allow synthetic history to be spliced in.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5959
diff changeset
   361
            return
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   362
        try:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   363
            fp = open(self.path, 'r')
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   364
        except IOError, err:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   365
            if err.errno != errno.ENOENT:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   366
                raise
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   367
            return
8047
04c62275cbc7 convert: better mapfile parsing errors (issue1581/1)
Patrick Mezard <pmezard@gmail.com>
parents: 7774
diff changeset
   368
        for i, line in enumerate(fp):
04c62275cbc7 convert: better mapfile parsing errors (issue1581/1)
Patrick Mezard <pmezard@gmail.com>
parents: 7774
diff changeset
   369
            try:
9528
314fc589b313 convert: make mapfile handle LF and CRLF shamap (issue1846)
Patrick Mezard <pmezard@gmail.com>
parents: 9431
diff changeset
   370
                key, value = line.splitlines()[0].rsplit(' ', 1)
8047
04c62275cbc7 convert: better mapfile parsing errors (issue1581/1)
Patrick Mezard <pmezard@gmail.com>
parents: 7774
diff changeset
   371
            except ValueError:
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   372
                raise util.Abort(
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   373
                    _('syntax error in %s(%d): key/value pair expected')
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   374
                    % (self.path, i + 1))
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   375
            if key not in self:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   376
                self.order.append(key)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   377
            super(mapfile, self).__setitem__(key, value)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   378
        fp.close()
5760
0145f9afb0e7 Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5556
diff changeset
   379
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   380
    def __setitem__(self, key, value):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   381
        if self.fp is None:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   382
            try:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   383
                self.fp = open(self.path, 'a')
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   384
            except IOError, err:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   385
                raise util.Abort(_('could not open map file %r: %s') %
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   386
                                 (self.path, err.strerror))
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   387
        self.fp.write('%s %s\n' % (key, value))
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   388
        self.fp.flush()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   389
        super(mapfile, self).__setitem__(key, value)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   390
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   391
    def close(self):
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   392
        if self.fp:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   393
            self.fp.close()
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   394
            self.fp = None