[Get dir of current script] Gets the directory of the currently running script without getting tricked by symlinks #Shell #Zsh #Bash

get_script_dir.sh

#!/usr/local/bin/zsh
# @description Gets the physical location of the current script in a way that
# doesn't get tricked by symlinks

# @see https://stackoverflow.com/questions/59895/how-can-i-get-the-source-directory-of-a-bash-script-from-within-the-script-itsel
SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)"

# next works for sourced files
# @see https://unix.stackexchange.com/a/4673/37091
SCRIPT_DIR="$(cd -- "$(dirname -- "$_")" &> /dev/null && pwd)"