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Justin Ethier 2015-02-22 23:03:33 -05:00
parent 70927e1fca
commit 286caff733
2 changed files with 13 additions and 1 deletions
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10
eval.scm
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@ -1,6 +1,14 @@
;; The meta-circular evaluator from SICP 4.1 ;; Cyclone Scheme
;; Copyright (c) 2014, Justin Ethier
;; All rights reserved.
;;
;; The Cyclone interpreter, based on the meta-circular evaluator from SICP 4.1:
;; http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-26.html#%_sec_4.1 ;; http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-26.html#%_sec_4.1
;; ;;
;; The code in this module is used both by the compiler and at runtime, so
;; when bootstrapping from a Scheme, keep in mind the code in this module
;; cannot use features that are not also provided by Cyclone.
;;
(define (eval exp . env) (define (eval exp . env)
(if (null? env) (if (null? env)

4
parser.scm
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@ -4,6 +4,10 @@
;; ;;
;; This module contains the s-expression parser and supporting functions. ;; This module contains the s-expression parser and supporting functions.
;; ;;
;; The code in this module is used both by the compiler and at runtime, so
;; when bootstrapping from a Scheme, keep in mind the code in this module
;; cannot use features that are not also provided by Cyclone.
;;
;; FUTURE: if this was a module/library, would probably only want to export ;; FUTURE: if this was a module/library, would probably only want to export
;; read and read-all ;; read and read-all
;; ;;