Files
emacs/lisp/treemacs/treemacs-dirs-to-collapse.py
2025-03-11 21:14:26 +01:00

91 lines
2.9 KiB
Python

from os import listdir
from os.path import isdir
from posixpath import join
import sys
import os
LIMIT = int(sys.argv[1])
SHOW_ALL = sys.argv[2] == 't'
ROOTS = sys.argv[3:]
STDOUT = sys.stdout
# special workaround for windows platforms
# the default `join' implementation cannot quite deal with windows
# paths in the form of "C:/A/B" & "C:/A/B/C", joining them as
# "C:/A/B/C:/A/B/C"
# it can, however, be "tricked" into doing the right thing by adding
# a slash to the start of the paths
# go figure
if sys.platform == 'win32':
def join_dirs(d1, d2, full_path=False):
missing_slash = False
if not d1.startswith("/"):
missing_slash = True
d1 = "/" + d1
# full_path is only True when the second argument is
# another absolute path
if full_path and not d2.startswith("/"):
missing_slash = True
d2 = "/" + d2
joined = join(d1, d2)
if missing_slash:
# still need to return the joined path without the
# leading slash, the way it looked originally
return joined[1:]
else:
return joined
else:
def join_dirs(d1, d2, *_):
return join(d1, d2)
if LIMIT <= 0:
exit(0)
def dir_content(path):
"""
returns the content of given path, excluding unreadable files
and dotfiles (unless SHOW_ALL is True)
"""
ret = []
for item in listdir(path):
full_path = join_dirs(path, item)
if os.access(full_path, os.R_OK) and (SHOW_ALL or item[0] != '.'):
ret.append(full_path)
return ret
def main():
STDOUT.write("#s(hash-table size 10 test equal rehash-size 1.5 rehash-threshold 0.8125 data (")
for root in ROOTS:
STDOUT.write(f'"{root}"')
dirs = [d for d in dir_content(root) if isdir(d)]
STDOUT.write("(")
for current_dir in dirs:
content = dir_content(current_dir)
collapsed = current_dir
steps = []
depth = 0
while True:
if len(content) == 1 and isdir(content[0]):
single_path = content[0]
collapsed = join_dirs(collapsed, single_path, True)
content = dir_content(collapsed)
depth += 1
steps.append(single_path)
if depth >= LIMIT:
break
else:
break
if depth > 0 and not ('"' in collapsed or '\\' in collapsed):
final_dir = steps[-1]
display_suffix = final_dir[len(current_dir):]
STDOUT.write("(" + '"' + display_suffix + '" ' + '"' + current_dir + '" ' + '"' + '" "'.join(steps) + '")')
nothing_to_flatten = False
STDOUT.write(")")
# close hash table again
STDOUT.write("))")
main()