n-env

# Copy this file into /usr/share/zsh/site-functions/
# and add 'autoload n-env` to .zshrc
#
# This function allows to choose an environment variable
# for edition with vared
#
# Uses n-list

emulate -L zsh

setopt extendedglob
unsetopt equals
zmodload zsh/curses

local IFS="
"

[ -f ~/.config/znt/n-list.conf ] && builtin source ~/.config/znt/n-list.conf
[ -f ~/.config/znt/n-env.conf ] && builtin source ~/.config/znt/n-env.conf

local list
local selected

NLIST_REMEMBER_STATE=0

list=( `env` )
list=( "${(@M)list:#(#i)*$1*}" )

local NLIST_GREP_STRING="$1"

if [ "$#list" -eq 0 ]; then
    echo "No matching variables"
    return 1
fi

list=( "${(@i)list}" )
n-list "$list[@]"

if [ "$REPLY" -gt 0 ]; then
    selected="$reply[REPLY]"
    selected="${selected%%=*}"
    echo "Editing \`$selected':"
    print -rs "vared \"$selected\""
    vared "$selected"
fi

# vim: set filetype=zsh: