"""
Generic framework path manipulation
"""
import re
__all__ = ['framework_info']
STRICT_FRAMEWORK_RE = re.compile(r"""(?x)
(?P<location>^.*)(?:^|/)
(?P<name>
(?P<shortname>\w+).framework/
(?:Versions/(?P<version>[^/]+)/)?
(?P=shortname)
(?:_(?P<suffix>[^_]+))?
)$
""")
def framework_info(filename):
"""
A framework name can take one of the following four forms:
Location/Name.framework/Versions/SomeVersion/Name_Suffix
Location/Name.framework/Versions/SomeVersion/Name
Location/Name.framework/Name_Suffix
Location/Name.framework/Name
returns None if not found, or a mapping equivalent to:
dict(
location='Location',
name='Name.framework/Versions/SomeVersion/Name_Suffix',
shortname='Name',
version='SomeVersion',
suffix='Suffix',
)
Note that SomeVersion and Suffix are optional and may be None
if not present
"""
is_framework = STRICT_FRAMEWORK_RE.match(filename)
if not is_framework:
return None
return is_framework.groupdict()
def test_framework_info():
def d(location=None, name=None, shortname=None, version=None, suffix=None):
return dict(
location=location,
name=name,
shortname=shortname,
version=version,
suffix=suffix
)
assert framework_info('completely/invalid') is None
assert framework_info('completely/invalid/_debug') is None
assert framework_info('P/F.framework') is None
assert framework_info('P/F.framework/_debug') is None
assert framework_info('P/F.framework/F') == d('P', 'F.framework/F', 'F')
assert framework_info('P/F.framework/F_debug') == d('P', 'F.framework/F_debug', 'F', suffix='debug')
assert framework_info('P/F.framework/Versions') is None
assert framework_info('P/F.framework/Versions/A') is None
assert framework_info('P/F.framework/Versions/A/F') == d('P', 'F.framework/Versions/A/F', 'F', 'A')
assert framework_info('P/F.framework/Versions/A/F_debug') == d('P', 'F.framework/Versions/A/F_debug', 'F', 'A', 'debug')
if __name__ == '__main__':
test_framework_info()
