comparison mercurial/localrepo.py @ 39691:2f067e365532

localrepo: check for .hg/ directory in makelocalrepository()

As part of this, we move the check to before .hg/hgrc is loaded,
as it makes sense to check for the directory before attempting to
open a file in it.

Differential Revision: https://phab.mercurial-scm.org/D4567

39690:e0c5017124b3

    # Main VFS for .hg/ directory.
    hgpath = wdirvfs.join(b'.hg')
    hgvfs = vfsmod.vfs(hgpath, cacheaudited=True)

    # The .hg/hgrc file may load extensions or contain config options
    # that influence repository construction. Attempt to load it and
    # process any new extensions that it may have pulled in.
    try:
        ui.readconfig(hgvfs.join(b'hgrc'), root=wdirvfs.base)

        self.root = wdirvfs.base
        # vfs rooted at .hg/. Used to access most non-store paths.
        self.vfs = hgvfs
        self.path = hgvfs.base

        self.requirements = set()
        self.filtername = None
        # svfs: usually rooted at .hg/store, used to access repository history
        # If this is a shared repository, this vfs may point to another
        # repository's .hg/store directory.
        self.svfs = None

        for name in util.compengines:
            engine = util.compengines[name]
            if engine.revlogheader():
                self.supported.add('exp-compression-%s' % name)

        if not self.vfs.isdir():
            try:
                self.vfs.stat()
            except OSError as inst:
                if inst.errno != errno.ENOENT:
                    raise
            raise error.RepoError(_("repository %s not found") % origroot)
        else:
            try:
                self.requirements = scmutil.readrequires(
                        self.vfs, self.supported)
            except IOError as inst:
                if inst.errno != errno.ENOENT:
                    raise

        cachepath = self.vfs.join('cache')
        self.sharedpath = self.path
        try:
            sharedpath = self.vfs.read("sharedpath").rstrip('\n')

39691:2f067e365532

    # Main VFS for .hg/ directory.
    hgpath = wdirvfs.join(b'.hg')
    hgvfs = vfsmod.vfs(hgpath, cacheaudited=True)

    # The .hg/ path should exist and should be a directory. All other
    # cases are errors.
    if not hgvfs.isdir():
        try:
            hgvfs.stat()
        except OSError as e:
            if e.errno != errno.ENOENT:
                raise

        raise error.RepoError(_(b'repository %s not found') % path)

    # The .hg/hgrc file may load extensions or contain config options
    # that influence repository construction. Attempt to load it and
    # process any new extensions that it may have pulled in.
    try:
        ui.readconfig(hgvfs.join(b'hgrc'), root=wdirvfs.base)

        self.root = wdirvfs.base
        # vfs rooted at .hg/. Used to access most non-store paths.
        self.vfs = hgvfs
        self.path = hgvfs.base

        self.filtername = None
        # svfs: usually rooted at .hg/store, used to access repository history
        # If this is a shared repository, this vfs may point to another
        # repository's .hg/store directory.
        self.svfs = None

        for name in util.compengines:
            engine = util.compengines[name]
            if engine.revlogheader():
                self.supported.add('exp-compression-%s' % name)

        try:
            self.requirements = scmutil.readrequires(self.vfs, self.supported)
        except IOError as inst:
            if inst.errno != errno.ENOENT:
                raise
            self.requirements = set()

        cachepath = self.vfs.join('cache')
        self.sharedpath = self.path
        try:
            sharedpath = self.vfs.read("sharedpath").rstrip('\n')