#!/bin/sh

if [[ $(uname -s) = Darwin ]]; then
    if command -v brew >/dev/null 2>/dev/null; then
        echo $(brew --prefix)/opt
    elif [[ -x /opt/homebrew/bin/brew ]]; then
        echo $(/opt/homebrew/bin/brew -- prefix)/opt
    elif [[ -x $HOME/homebrew/bin/brew ]]; then
        echo $($HOME/homebrew/bin/brew --prefix)/opt
    elif [[ -x /usr/local/bin/brew ]]; then
        echo $(/usr/local/bin/brew --prefix)/opt
    else
        echo /usr/local
    fi
else
    echo /usr
fi