devscripts/zsh-completion.py

   1 #!/usr/bin/env python3
   2
   3 # Allow direct execution
   4 import os
   5 import sys
   6
   7 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
   8
   9
  10 import yt_dlp
  11
  12 ZSH_COMPLETION_FILE = "completions/zsh/_yt-dlp"
  13 ZSH_COMPLETION_TEMPLATE = "devscripts/zsh-completion.in"
  14
  15
  16 def build_completion(opt_parser):
  17     opts = [opt for group in opt_parser.option_groups
  18             for opt in group.option_list]
  19     opts_file = [opt for opt in opts if opt.metavar == "FILE"]
  20     opts_dir = [opt for opt in opts if opt.metavar == "DIR"]
  21
  22     fileopts = []
  23     for opt in opts_file:
  24         if opt._short_opts:
  25             fileopts.extend(opt._short_opts)
  26         if opt._long_opts:
  27             fileopts.extend(opt._long_opts)
  28
  29     diropts = []
  30     for opt in opts_dir:
  31         if opt._short_opts:
  32             diropts.extend(opt._short_opts)
  33         if opt._long_opts:
  34             diropts.extend(opt._long_opts)
  35
  36     flags = [opt.get_opt_string() for opt in opts]
  37
  38     with open(ZSH_COMPLETION_TEMPLATE) as f:
  39         template = f.read()
  40
  41     template = template.replace("{{fileopts}}", "|".join(fileopts))
  42     template = template.replace("{{diropts}}", "|".join(diropts))
  43     template = template.replace("{{flags}}", " ".join(flags))
  44
  45     with open(ZSH_COMPLETION_FILE, "w") as f:
  46         f.write(template)
  47
  48
  49 parser = yt_dlp.parseOpts(ignore_config_files=True)[0]
  50 build_completion(parser)