def partition_raw_range(range):
"""takes a text range and breaks it up into its constituents:
/foo/+10;$-15
...would yield...
left: /foo/
left_offset: +10
separator: ;
right: $
right_offset: -15
"""
parts = EX_RANGE_REGEXP.search(range).groups()
# xxx try to make the regexp capture the desired groups only.
return EX_RANGE(
left=parts[1],
left_offset=parts[3] or '0',
separator=parts[5],
right=parts[7],
right_offset=parts[9] or '0'
)
def test_full_cmd_regexp():
# assert EX_RANGE_REGEXP.search('/foo/').groups() == ('/foo')
assert EX_RANGE_REGEXP.search("'<,'>cmd").groups() == ('/foo')