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add regex exact match

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William Ting 2013-12-17 09:52:30 -06:00
parent fdeedb4f70
commit f84dffb7c7
1 changed files with 19 additions and 5 deletions
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@ -30,6 +30,7 @@ from operator import attrgetter
from operator import itemgetter from operator import itemgetter
import os import os
import platform import platform
from re import search
import sys import sys
from argparse import ArgumentParser from argparse import ArgumentParser
@ -197,15 +198,28 @@ def find_matches(config, needles, count=1):
sanitize = lambda x: decode(x).rstrip(os.sep) sanitize = lambda x: decode(x).rstrip(os.sep)
needles = imap(sanitize, needles) needles = imap(sanitize, needles)
exact_matches = data exact_matches = match_exact_regex(needles, data)
for needle in needles:
exact_matches = match_exact(needle, exact_matches)
return first(exact_matches).path return first(exact_matches).path
def match_exact(needle, haystack): def match_exact_regex(needles, haystack):
find = lambda haystack: needle in haystack.path """
Performs an exact match by combining all arguments into a single regex
expression and finding matches.
For example:
needles = ['qui', 'fox']
regex needle = r'.*qui.*fox.*'
haystack = [
(path="foobar", 10.0),
(path="The quick brown fox jumped over the lazy dog", 12.3)]
result = [(path="The quick brown fox jumped over the lazy dog", 12.3)]
"""
regex_needle = '.*' + '.*'.join(needles) + '.*'
find = lambda haystack: search(regex_needle, haystack.path)
return ifilter(find, haystack) return ifilter(find, haystack)