Implemented $ references for functions and parameters, which are also parsed for real now, along with the result. Setup for locals added, but not it's backend. Added pretty interesting add-dict-to-env function to collections.kp, which has also been added to put collections stuff in one place.

prelude.kp

@@ -182,7 +182,7 @@
                (array (quote number) (array "(0(x|X)([0-9]|[a-f]|[A-F])+)|(-?[0-9]+)") (lambda (x) (string-to-int x)))
                (array (quote string) (array "\"([#-[]|	|[]-~]|(\\\\\\\\)|(\\\\n)|(\\\\t)|(\\*)|(\\\\0)|
 |[ -!]|(\\\\\"))*\"") (lambda (x) (unescape-str x)))
-               (array (quote bool_nil_symbol) (array "-|(([a-z]|[A-Z]|_|\\*|/|\\?|\\+|!|=|&|\\||<|>|%)([a-z]|[A-Z]|_|[0-9]|\\*|\\?|\\+|-|!|=|&|\\||<|>|%|\\.)*)") (lambda (x) (cond (= "true" x) true
+               (array (quote bool_nil_symbol) (array "-|(([a-z]|[A-Z]|_|\\*|/|\\?|\\+|!|=|&|\\||<|>|%|$)([a-z]|[A-Z]|_|[0-9]|\\*|\\?|\\+|-|!|=|&|\\||<|>|%|$|\\.)*)") (lambda (x) (cond (= "true" x) true
                                                                   (= "false" x) false
                                                                   (= "nil" x) nil
                                                                   true        (str-to-symbol x))))
@@ -192,6 +192,7 @@
                                          (flat_map (lambda (item) (array item (array quote (eval item de)))) items)))
         scope_let_sans_import_gram (provide
                                 root_env
+                                current-env
                                 lambda
                                 rec-lambda
                                 let