zulip/tools/lister.py

63 lines
2.0 KiB
Python

#!/usr/bin/env python
from __future__ import print_function
import os
import subprocess
from collections import defaultdict
def get_ftype(fpath):
ext = os.path.splitext(fpath)[1]
if ext:
return ext[1:]
else:
return ''
def list_files(targets=[], ftypes=[], modified_only=False, exclude=[], group_by_ftype=False):
"""
List files tracked by git.
Returns a list of files which are either in targets or in directories in targets.
If targets is [], list of all tracked files in current directory is returned.
Other arguments:
ftypes - List of file types on which to filter the search.
If ftypes is [], all files are included.
modified_only - Only include files which have been modified.
exclude - List of paths to be excluded.
group_by_ftype - If True, returns a dict of lists keyed by file type.
If False, returns a flat list of files.
"""
ftypes = [x.strip('.') for x in ftypes]
ftypes_set = set(ftypes)
cmdline = ['git', 'ls-files'] + targets
if modified_only:
cmdline.append('-m')
files_gen = (x.strip() for x in subprocess.check_output(cmdline, universal_newlines=True).split('\n'))
# throw away empty lines and non-files (like symlinks)
files = list(filter(os.path.isfile, files_gen))
result = defaultdict(list) if group_by_ftype else []
for fpath in files:
# this will take a long time if exclude is very large
in_exclude = False
for expath in exclude:
expath = expath.rstrip('/')
if fpath == expath or fpath.startswith(expath + '/'):
in_exclude = True
if in_exclude:
continue
if ftypes or group_by_ftype:
filetype = get_ftype(fpath)
if ftypes and filetype not in ftypes_set:
continue
if group_by_ftype:
result['.' + filetype].append(fpath)
else:
result.append(fpath)
return result