suzanne.soy/hyper-literate
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some more reformatting etc, at all levels (and the schememodname went away, again -- will get it back soon with the lifting of requires)

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svn: r13649

original commit: 8f0edfd6d592cc8bfb9d72aca8629224dfa3b0d3
This commit is contained in:
Eli Barzilay 2009-02-16 02:53:01 +00:00
parent 8e9347bc09
commit b4f877bd45
1 changed files with 44 additions and 45 deletions
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89
collects/games/chat-noir/literate-lang.ss
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@ -11,19 +11,19 @@
(define (mapping-get mapping id)
(free-identifier-mapping-get mapping id (lambda () '())))
;; maps a block identifier to its collected expressions
(define code-blocks (make-free-identifier-mapping))
(define chunks (make-free-identifier-mapping))
;; maps a block identifier to all identifiers that are used to define it
(define block-groups (make-free-identifier-mapping))
(define (get-block id)
(map syntax-local-introduce (mapping-get code-blocks id)))
(map syntax-local-introduce (mapping-get chunks id)))
(define (add-to-block! id exprs)
(unless main-id (set! main-id id))
(free-identifier-mapping-put!
block-groups id
(cons (syntax-local-introduce id) (mapping-get block-groups id)))
(free-identifier-mapping-put!
code-blocks id
`(,@(mapping-get code-blocks id) ,@(map syntax-local-introduce exprs)))))
chunks id
`(,@(mapping-get chunks id) ,@(map syntax-local-introduce exprs)))))
(define-syntax (chunk stx)
(syntax-case stx ()
@ -35,7 +35,7 @@
#f "chunk names must begin and end with angle brackets, <...>"
stx #'name)]
[else (add-to-block! #'name (syntax->list #'(expr ...)))
#`(void)])]))
#'(void)])]))
(define-syntax (tangle stx)
(define block-mentions '())
@ -44,15 +44,15 @@
(append-map
(lambda (expr)
(if (identifier? expr)
(let ([subs (get-block expr)])
(if (pair? subs)
(begin (set! block-mentions (cons expr block-mentions))
(loop subs))
(list expr)))
(let ([subs (syntax->list expr)])
(if subs
(list (loop subs))
(list expr)))))
(let ([subs (get-block expr)])
(if (pair? subs)
(begin (set! block-mentions (cons expr block-mentions))
(loop subs))
(list expr)))
(let ([subs (syntax->list expr)])
(if subs
(list (loop subs))
(list expr)))))
block)))
(with-syntax ([(body ...) body]
;; construct arrows manually
@ -67,34 +67,33 @@
(define-syntax (module-begin stx)
(syntax-case stx ()
[(module-begin expr ...)
(let ([body-code
(let loop ([exprs (syntax->list #'(expr ...))])
(cond
[(null? exprs) null]
[else
(let ([expanded
(local-expand (car exprs)
'module
(append (kernel-form-identifier-list)
(syntax->list #'(provide
require
#%provide
#%require))))])
(syntax-case expanded (begin)
[(begin rest ...)
(append (loop (syntax->list #'(rest ...)))
(loop (cdr exprs)))]
[(id . rest)
(ormap (lambda (kw) (free-identifier=? #'id kw))
(syntax->list #'(require
provide
chunk
#%require
#%provide)))
(cons expanded (loop (cdr exprs)))]
[else (loop (cdr exprs))]))]))])
(with-syntax ([(body-code ...) body-code])
#'(#%module-begin
body-code ...
(tangle))))]))
(with-syntax
([(body-code ...)
(let loop ([exprs (syntax->list #'(expr ...))])
(cond
[(null? exprs) null]
[else
(let ([expanded
(local-expand (car exprs)
'module
(append (kernel-form-identifier-list)
(syntax->list #'(provide
require
#%provide
#%require))))])
(syntax-case expanded (begin)
[(begin rest ...)
(append (loop (syntax->list #'(rest ...)))
(loop (cdr exprs)))]
[(id . rest)
(ormap (lambda (kw) (free-identifier=? #'id kw))
(syntax->list #'(require
provide
chunk
#%require
#%provide)))
(cons expanded (loop (cdr exprs)))]
[else (loop (cdr exprs))]))]))])
#'(#%module-begin
body-code ...
(tangle)))]))