Mercurial > hg-stable
changeset 14482:58b36e9ea783
introduce new function scmutil.readrequires
for reading and parsing the .hg/requires file
| author | Adrian Buehlmann <adrian@cadifra.com> |
|---|---|
| date | Tue, 31 May 2011 19:16:18 +0200 |
| parents | b2ee161328e0 |
| children | 973959fbe8ec |
| files | mercurial/localrepo.py mercurial/scmutil.py mercurial/statichttprepo.py |
| diffstat | 3 files changed, 15 insertions(+), 15 deletions(-) [+] |
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--- a/mercurial/localrepo.py Tue May 31 15:28:23 2011 -0500 +++ b/mercurial/localrepo.py Tue May 31 19:16:18 2011 +0200 @@ -68,16 +68,12 @@ elif create: raise error.RepoError(_("repository %s already exists") % path) else: - # find requirements - requirements = set() try: - requirements = set(self.opener.read("requires").splitlines()) + requirements = scmutil.readrequires(self.opener, self.supported) except IOError, inst: if inst.errno != errno.ENOENT: raise - for r in requirements - self.supported: - raise error.RequirementError( - _("requirement '%s' not supported") % r) + requirements = set() self.sharedpath = self.path try:
--- a/mercurial/scmutil.py Tue May 31 15:28:23 2011 -0500 +++ b/mercurial/scmutil.py Tue May 31 19:16:18 2011 +0200 @@ -691,3 +691,13 @@ wctx.add([dst]) elif not dryrun: wctx.copy(origsrc, dst) + +def readrequires(opener, supported): + '''Reads and parses .hg/requires and checks if all entries found + are in the list of supported features.''' + requirements = set(opener.read("requires").splitlines()) + for r in requirements: + if r not in supported: + raise error.RequirementError( + _("requirement '%s' not supported") % r) + return requirements
--- a/mercurial/statichttprepo.py Tue May 31 15:28:23 2011 -0500 +++ b/mercurial/statichttprepo.py Tue May 31 19:16:18 2011 +0200 @@ -91,12 +91,13 @@ opener = build_opener(ui, authinfo) self.opener = opener(self.path) - # find requirements try: - requirements = self.opener.read("requires").splitlines() + requirements = scmutil.readrequires(self.opener, self.supported) except IOError, inst: if inst.errno != errno.ENOENT: raise + requirements = set() + # check if it is a non-empty old-style repository try: fp = self.opener("00changelog.i") @@ -108,13 +109,6 @@ # we do not care about empty old-style repositories here msg = _("'%s' does not appear to be an hg repository") % path raise error.RepoError(msg) - requirements = [] - - # check them - for r in requirements: - if r not in self.supported: - raise error.RequirementError( - _("requirement '%s' not supported") % r) # setup store self.store = store.store(requirements, self.path, opener)