* chi-internal-module now uses chi-body* to process its body.

This commit is contained in:
Abdulaziz Ghuloum 2007-05-07 23:41:36 -04:00
parent bee9773072
commit fc418d1fb6
2 changed files with 13 additions and 56 deletions

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@ -1785,6 +1785,13 @@
(reverse lex*) (reverse rhs*)
(build-sequence no-source init*)))))))
(define chi-library-internal
(lambda (e* rib kwd*)
(let-values ([(e* r mr lhs* lex* rhs* mod** kwd*)
(chi-body* e* rib '() '() '() '() '() '() kwd*)])
(values (append (apply append (reverse mod**)) e*)
r mr (reverse lex*) (reverse rhs*)))))
(define chi-internal-module
(lambda (e r mr kwd*) ;;; (return init* r mr lhs* lex* rhs* kwd*)
(define parse-module
@ -1800,15 +1807,17 @@
(let* ([rib (make-empty-rib)]
[e* (map (lambda (x) (add-subst rib x))
(syntax->list e*))])
(define return
(lambda (init* r mr lhs* lex* rhs* kwd*)
(let-values ([(e* r mr lhs* lex* rhs* mod** kwd*)
(chi-body* e* rib r mr '() '() '() '() kwd*)])
(unless (valid-bound-ids? lhs*)
(stx-error (find-dups lhs*) "multiple definitions in module"))
(let ([exp-lab*
(map (lambda (x)
(or (id->label (add-subst rib x))
(stx-error x "cannot find export")))
exp-id*)])
exp-id*)]
[init*
(append (apply append (reverse mod**)) e*)])
(if (not name) ;;; explicit export
(values lhs* lex* rhs* init* exp-id* exp-lab* r mr kwd*)
(let ([lab (gen-label 'module)]
@ -1818,53 +1827,7 @@
(list lab) ;;; export itself yet
(cons (cons lab (cons '$module iface)) r)
(cons (cons lab (cons '$module iface)) mr)
kwd*))))))
(let f ([e* e*] [r r] [mr mr] [lhs* '()] [lex* '()] [rhs* '()] [kwd* kwd*])
(cond
[(null? e*) (return '() r mr lhs* lex* rhs* kwd*)]
[else
(let ([e (car e*)])
(let-values ([(type value kwd) (syntax-type e r)])
(let ([kwd* (cons-id kwd kwd*)])
(case type
[(define)
(let-values ([(id rhs) (parse-define e)])
(when (bound-id-member? id kwd*)
(stx-error id "undefined identifier"))
(let ([lex (gen-lexical id)]
[lab (gen-label id)])
(extend-rib! rib id lab)
(f (cdr e*)
(add-lexical lab lex r)
mr
(cons id lhs*)
(cons lex lex*)
(cons rhs rhs*)
kwd*)))]
[(define-syntax)
(let-values ([(id rhs) (parse-define-syntax e)])
(when (bound-id-member? id kwd*)
(stx-error id "undefined identifier"))
(let ([lab (gen-label id)])
(let ([expanded-rhs (expand-transformer rhs mr)])
(extend-rib! rib id lab)
(let ([b (make-eval-transformer expanded-rhs)])
(f (cdr e*)
(cons (cons lab b) r)
(cons (cons lab b) mr)
(cons id lhs*)
lex* rhs* kwd*)))))]
[(begin)
(syntax-match e ()
[(_ x* ...)
(f (append x* (cdr e*)) r mr lhs* lex* rhs* kwd*)])]
[(local-macro)
(f (cons (add-subst rib (chi-local-macro value e)) (cdr e*))
r mr lhs* lex* rhs* kwd*)]
[(macro)
(f (cons (add-subst rib (chi-macro value e)) (cdr e*))
r mr lhs* lex* rhs* kwd*)]
[else (return e* r mr lhs* lex* rhs* kwd*)]))))]))))))
kwd*)))))))))
(define chi-body*
(lambda (e* rib r mr lhs* lex* rhs* mod** kwd*)
@ -1929,12 +1892,6 @@
[else
(values e* r mr lhs* lex* rhs* mod** kwd*)]))))])))
(define chi-library-internal
(lambda (e* rib kwd*)
(let-values ([(e* r mr lhs* lex* rhs* mod** kwd*)
(chi-body* e* rib '() '() '() '() '() '() kwd*)])
(values (append (apply append (reverse mod**)) e*)
r mr (reverse lex*) (reverse rhs*)))))
(define (expand-transformer expr r)
(let ([rtc (make-collector)])