# -*- coding: utf-8 -*-
"""Common functionality for parsing CLI/configuration.
"""
import os
import hac
from hac import DataType
from hac.commands import app_commands, app_commands_help
_commands_choices = sorted(app_commands.keys())
_commands_help = "\n".join(["Command to be executed:"] +
[app_commands_help[com]
for com in sorted(app_commands.keys())])
"""Constant common parse arguments used in:
- parsers for CLI files,
- parsers for configuration files.
"""
_pargs_pack_common_const = [
{
"names": ("--version",),
"params": {
"action": "store_true",
"help": """show application version and exit""",
"dest": "version",
"default": False,
},
},
"""Returns CLI parse arguments.
"""
return _pargs_pack_cli
# Parser notes.
_parser_cli_description = \
"""To execute special command that doesn't fetch remote data run:
hac (--help | --version | --copy-config)
To execute command that fetches remote data and processes it run:
hac [options...] ({0}) (CONTEST | PROBLEM) [PROBLEM [PROBLEM ...]]
""".format(" | ".join(sorted(app_commands.keys())))
_parser_cli_epilog = \
"""examples: https://github.com/plesiv/hac#examples
"""
def get_bare_cli_parser():
"""Returns bare CLI parser object without arguments. Arguments should be
added to parser manually.
"""
return argparse.ArgumentParser(
description = _parser_cli_description,
epilog = _parser_cli_epilog,
formatter_class=argparse.RawTextHelpFormatter
