$ asym completion --help

Generate the autocompletion script for asym for the specified shell.
See each sub-command's help for details on how to use the generated script.

Usage:
  asym completion [command]

Available Commands:
  bash        Generate the autocompletion script for bash
  fish        Generate the autocompletion script for fish
  powershell  Generate the autocompletion script for powershell
  zsh         Generate the autocompletion script for zsh

Flags:
  -h, --help   help for completion

$ asym completion bash

# bash completion for asym                                 -*- shell-script -*-

__asym_debug()
{
    if [[ -n ${BASH_COMP_DEBUG_FILE:-} ]]; then
        echo "$*" >> "${BASH_COMP_DEBUG_FILE}"
    fi
}

# ...