     # OR, it can be true if the previos token was NOT SPACED and it is "@". All that makes sense.
     forcedIdentifier = colon or
       (prev = last @tokens) and (prev[0] in ['.', '?.', '::', '?::'] or
-      not prev.spaced and prev[0] is '@')
+      not prev.spaced and prev[0] is '@') # if the previous token was "@" and there is no space between(?)
     tag = 'IDENTIFIER'
 
     # only do this if it is nOT forcedIdentifier. See if the identifier is in JS_KEYWORDS or COFFEE_KEYWORDS

    poppedToken = undefined

    # This if handles "for own key, value of myObject", loop over keys and values of obj, ignoring proptotype
    if id is 'own' and @tag() is 'FOR'
      @token 'OWN', id
      return id.length

      # if we're using WHEN, and the previous tag was LINE_BREAK, then this is a LEADING_WHEN token.
      if tag is 'WHEN' and @tag() in LINE_BREAK
        tag = 'LEADING_WHEN'
      else if tag is 'FOR' # just make a note we've seen FOR. in a CLASS VAR, so it outlives this stack frame.
        @seenFor = yes
      else if tag is 'UNLESS' # UNLESS is turned into an IF token
        tag = 'IF'
