nix/home/program/bash/module/Help.sh

26 lines
581 B
Bash

# Get help about dotfiles bash function.
# Usage: help <FUNCTION>
function help() {
local fun="${1}"
if [[ ${fun} == "" ]] || [[ "$(find_function | grep ${fun})" == "" ]]; then
help help
return 2
fi
cat ~/.bashrc | sed -n -e "/^function ${fun}()/q;p" | tac | sed -n -e "/^[^#]/q;p" | tac | sed -e "s/^# \+//" -e "\$i \ " | sed "1{/^$/d}" | sed "1{/^ *$/d}"
}
# Short for help.
# Usage: h <FUNCTION>
function h() {
help "${@}"
}
# Autocomplete with available functions.
function _help_functions() {
_autocomplete $(find_function)
}
complete -F _help_functions help h