This is an archive of the discontinued Mercurial Phabricator instance.

Differential D7773

resourceutil: implement `is_resource()`
ClosedPublic

Authored by mharbison72 on Dec 30 2019, 12:43 AM.

Details

Reviewers
None
Group Reviewers
hg-reviewers
Commits
rHG42a897bf678c: resourceutil: implement `is_resource()`
Summary

This will be needed when iterating resources.

Diff Detail

Repository
rHG Mercurial
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

mharbison72 created this revision.Dec 30 2019, 12:43 AM
mharbison72 added a commit: rHG42a897bf678c: resourceutil: implement `is_resource()`.Jan 8 2020, 2:51 PM
This revision was not accepted when it landed; it landed in state Needs Review.
Closed by commit rHG42a897bf678c: resourceutil: implement `is_resource()` (authored by mharbison72). · Explain Why
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathPackages
Mmercurial/utils/resourceutil.py (15 lines)

Diff 19102

mercurial/utils/resourceutil.py

datapath = os.path.dirname(pycompat.sysexecutable) datapath = os.path.dirname(pycompat.sysexecutable)
else: else:
datapath = os.path.dirname(os.path.dirname(pycompat.fsencode(__file__))) datapath = os.path.dirname(os.path.dirname(pycompat.fsencode(__file__)))
_rootpath = os.path.dirname(datapath) _rootpath = os.path.dirname(datapath)
try: try:
from importlib import resources from importlib import resources
from .. import encoding
# Force loading of the resources module # Force loading of the resources module
resources.open_binary # pytype: disable=module-attr resources.open_binary # pytype: disable=module-attr
def open_resource(package, name): def open_resource(package, name):
return resources.open_binary( # pytype: disable=module-attr return resources.open_binary( # pytype: disable=module-attr
pycompat.sysstr(package), pycompat.sysstr(name) pycompat.sysstr(package), pycompat.sysstr(name)
) )
def is_resource(package, name):
return resources.is_resource(
pycompat.sysstr(package), encoding.strfromlocal(name)
)
except (ImportError, AttributeError): except (ImportError, AttributeError):
def _package_path(package): def _package_path(package):
return os.path.join(_rootpath, *package.split(b'.')) return os.path.join(_rootpath, *package.split(b'.'))
def open_resource(package, name): def open_resource(package, name):
path = os.path.join(_package_path(package), name) path = os.path.join(_package_path(package), name)
return open(path, 'rb') return open(path, 'rb')
def is_resource(package, name):
path = os.path.join(_package_path(package), name)
try:
return os.path.isfile(pycompat.fsdecode(path))
except (IOError, OSError):
return False