Shell function cd for macOS alias

cda.zsh

# Function for macOS alias
cda () {
  thePath=`osascript <<EOD
set toPath to ""
tell application "Finder"
    set toPath to (POSIX file "$1") as alias
    set theKind to kind of toPath
    if theKind is "Alias" then
        set toPath to  ((original item of toPath) as alias)
    end if
end tell
return posix path of (toPath)
EOD`
  builtin cd "$thePath" >> /dev/null 2>&1;
} >> /dev/null 2>&1