dotenv / load_dotenv / Load a .env function in fish shell

load_dotenv.fish

function load_env
    if test -f $argv[1]
        set -l count 0
        while read -l line
            # Skip empty lines and comments
            if not string match -qr '^#|^$' "$line"
                # Split the line into name and value, removing quotes
                set -l kv (string split -m 1 "=" $line)
                set -l key $kv[1]
                set -l value (string trim -c '"' $kv[2])

                # echo key=`$key`
                # echo value=`$value`
                # Set the variable globally
                set -gx $key $value
                set count (math $count + 1)
            end
        end < $argv[1]

        echo "Successfully set $count environment variables"
    else
        echo "File $argv[1] not found."
        return 1
    end
end