Determine Finder Label Color from Terminal

getlabel.sh

# 0 = no colour
# 1 = orange
# 2 = red
# 3 = yellow
# 4 = blue
# 5 = purple
# 6 = green
# 7 = grey

getlabel() {
    osascript - "$@" << EOF
    on run argv
        tell application "Finder"
            set theArg to POSIX file (argv) as alias
                set labelIndex to (get label index of theArg)
                do shell script("echo " & labelIndex)
            end tell
        end run
EOF
}

# special thanks to:
# https://stackoverflow.com/questions/1464641/how-to-see-what-label-color-is-on-a-file-folder-from-within-termnal-mac-os-x