#!/usr/bin/env bash
[ -f functions.sh ] && source functions.sh

# Dependencies required by this module
dependencies=("calc")

# Check dependencies before running
if ! check_dependencies "${dependencies[@]}"; then
    msg "$2" "$1: This module requires: ${dependencies[*]}"
    exit 1
fi

calculate() {
    calc -- "$*" | tr -d '[:space:]'
}

name="$1"
shift
chan="$1"
shift
msg "$chan" "$name: $(calculate "$*")"