236 lines
10 KiB
Racket
236 lines
10 KiB
Racket
#lang racket/base
|
|
;; Forked from scribble-lib/scribble/lp/lang/common.rkt
|
|
|
|
(provide (except-out (all-from-out racket/base) #%module-begin)
|
|
module-begin/plain
|
|
module-begin/doc)
|
|
|
|
(require (for-syntax racket/base syntax/boundmap racket/list
|
|
syntax/strip-context
|
|
syntax/srcloc))
|
|
|
|
(begin-for-syntax
|
|
(define first-id #f)
|
|
(define main-id #f)
|
|
(define (mapping-get mapping id)
|
|
(free-identifier-mapping-get mapping id (lambda () '())))
|
|
;; maps a chunk identifier to its collected expressions
|
|
(define chunks (make-free-identifier-mapping))
|
|
;; maps a chunk identifier to all identifiers that are used to define it
|
|
(define chunk-groups (make-free-identifier-mapping))
|
|
(define (get-chunk id) (mapping-get chunks id))
|
|
(define (add-to-chunk! id exprs)
|
|
(unless first-id (set! first-id id))
|
|
(when (eq? (syntax-e id) '<*>) (set! main-id id))
|
|
(free-identifier-mapping-put!
|
|
chunk-groups id
|
|
(cons id (mapping-get chunk-groups id)))
|
|
(free-identifier-mapping-put!
|
|
chunks id
|
|
`(,@(mapping-get chunks id) ,@exprs))))
|
|
|
|
(define-for-syntax (tangle orig-stx req-lng)
|
|
(define chunk-mentions '())
|
|
(unless first-id
|
|
(raise-syntax-error 'scribble/lp "no chunks"))
|
|
;(define orig-stx (syntax-case stx () [(_ orig) #'orig]))
|
|
(define (restore nstx d) (datum->syntax orig-stx d nstx nstx))
|
|
(define (shift nstx) (replace-context orig-stx nstx))
|
|
(define body
|
|
(let ([main-id (or main-id first-id)])
|
|
;; HACK to get arrows drawn for built-ins imported by the module language.
|
|
;; TODO: it fails with type-expander.lp2.rkt, because it re-requires λ
|
|
;; (the new-λ) from 'main.
|
|
(when req-lng
|
|
(free-identifier-mapping-put!
|
|
chunk-groups main-id
|
|
(cons main-id (mapping-get chunk-groups main-id)))
|
|
(free-identifier-mapping-put!
|
|
chunks main-id
|
|
`(,#`(require #,(datum->syntax main-id
|
|
req-lng
|
|
req-lng
|
|
req-lng))
|
|
,@(mapping-get chunks main-id))))
|
|
;;;;;;;;;;;;;;
|
|
(restore
|
|
main-id
|
|
(let loop ([block (get-chunk main-id)])
|
|
(append-map
|
|
(lambda (expr)
|
|
(if (identifier? expr)
|
|
(let ([subs (get-chunk expr)])
|
|
(if (pair? subs)
|
|
(begin (set! chunk-mentions (cons expr chunk-mentions))
|
|
(loop subs))
|
|
(list (shift expr))))
|
|
(let ([subs (syntax->list expr)])
|
|
(if subs
|
|
(list (restore expr (loop subs)))
|
|
(list (shift expr))))))
|
|
block)))))
|
|
(with-syntax ([(body ...) (strip-comments body)]
|
|
;; construct arrows manually
|
|
[((b-use b-id) ...)
|
|
(append-map (lambda (m)
|
|
(map (lambda (u)
|
|
(list (syntax-local-introduce m)
|
|
(syntax-local-introduce u)))
|
|
(mapping-get chunk-groups m)))
|
|
chunk-mentions)])
|
|
;(displayln (dynamic-require 'tyyyyyyyyyyyped/racket '#%module-begin))
|
|
;; TODO: use disappeared-use and disappeared-binding.
|
|
;; TODO: fix srcloc (already fixed?).
|
|
#`(begin (let ([b-id (void)]) b-use) ... body ...)
|
|
#;(replace-context #'#%module-begin;modbeg-ty
|
|
#`(begin (let ([b-id (void)]) b-use) ... body ...))))
|
|
|
|
(define-for-syntax (strip-comments body)
|
|
(cond
|
|
[(syntax? body)
|
|
(define r (strip-comments (syntax-e body)))
|
|
(if (eq? r (syntax-e body))
|
|
body
|
|
(datum->syntax body r body body))]
|
|
[(pair? body)
|
|
(define a (car body))
|
|
(define ad (syntax-e a))
|
|
(cond
|
|
[(and (pair? ad)
|
|
(memq (syntax-e (car ad))
|
|
'(code:comment
|
|
code:contract)))
|
|
(strip-comments (cdr body))]
|
|
[(eq? ad 'code:blank)
|
|
(strip-comments (cdr body))]
|
|
[(and (or (eq? ad 'code:hilite)
|
|
(eq? ad 'code:quote))
|
|
(let* ([d (cdr body)]
|
|
[dd (if (syntax? d)
|
|
(syntax-e d)
|
|
d)])
|
|
(and (pair? dd)
|
|
(or (null? (cdr dd))
|
|
(and (syntax? (cdr dd))
|
|
(null? (syntax-e (cdr dd))))))))
|
|
(define d (cdr body))
|
|
(define r
|
|
(strip-comments (car (if (syntax? d) (syntax-e d) d))))
|
|
(if (eq? ad 'code:quote)
|
|
`(quote ,r)
|
|
r)]
|
|
[(and (pair? ad)
|
|
(eq? (syntax-e (car ad))
|
|
'code:line))
|
|
(strip-comments (append (cdr ad) (cdr body)))]
|
|
[else (cons (strip-comments a)
|
|
(strip-comments (cdr body)))])]
|
|
[else body]))
|
|
|
|
(define-for-syntax (extract-chunks exprs)
|
|
(let loop ([exprs exprs])
|
|
(syntax-case exprs ()
|
|
[() (void)]
|
|
[(expr . exprs)
|
|
(syntax-case #'expr (define-values quote-syntax)
|
|
[(define-values (lifted) (quote-syntax (a-chunk id body ...)))
|
|
(eq? (syntax-e #'a-chunk) 'a-chunk)
|
|
(begin
|
|
(add-to-chunk! #'id (syntax->list #'(body ...)))
|
|
(loop #'exprs))]
|
|
[_
|
|
(loop #'exprs)])])))
|
|
|
|
(require (for-syntax racket/syntax
|
|
syntax/parse))
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
(require (only-in typed/racket)) ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; WORKAROUND ;
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
(require (for-syntax racket/pretty
|
|
"no-auto-require.rkt"))
|
|
(define-for-syntax ((make-module-begin submod?) stx)
|
|
(syntax-parse stx
|
|
[(_modbeg (lang:id (~optional (~and no-require-lang #:no-require-lang))
|
|
(~optional (~and no-auto-require #:no-auto-require)))
|
|
body0 . body)
|
|
(let ()
|
|
(define lang-sym (syntax-e #'lang))
|
|
(let ([expanded
|
|
(expand `(,#'module
|
|
scribble-lp-tmp-name hyper-literate/private/lp
|
|
(require (for-syntax racket/base
|
|
hyper-literate/private/no-auto-require))
|
|
(begin-for-syntax (set-box! no-auto-require?
|
|
,(if (attribute no-auto-require) #t #f)))
|
|
(define-syntax-rule (if-preexpanding a b) a)
|
|
(define-syntax-rule (when-preexpanding . b) (begin . b))
|
|
(define-syntax-rule (unless-preexpanding . b) (begin))
|
|
,@(strip-context #'(body0 . body))))])
|
|
(syntax-case expanded ()
|
|
[(module name elang (mb . stuff))
|
|
(let ()
|
|
(extract-chunks #'stuff)
|
|
(dynamic-require lang-sym #f)
|
|
(namespace-require `(for-meta -1 ,lang-sym))
|
|
#;(begin
|
|
(define/with-syntax tngl (tangle #'body0))
|
|
(define/with-syntax (tngl0 . tngl*) #'tngl)
|
|
(define/with-syntax (ex-mod ex-nam ex-lng (ex-#%m . ex-rest))
|
|
(expand-syntax
|
|
#`(#,#'module hyper-literate-temp-expand #,lang-sym
|
|
#,(replace-context #'here #'tngl))))
|
|
#`(ex-#%m #,(datum->syntax (syntax-local-introduce #'ex-rest)
|
|
'(#%require lang-sym))
|
|
. ex-rest))
|
|
(define/with-syntax tngl
|
|
(tangle #'body0 (if (attribute no-require-lang) #f #'lang)))
|
|
;(replace-context
|
|
;(namespace-symbol->identifier '#%module-begin)
|
|
;#`(#,(syntax/loc #'lang #%module-begin) …)
|
|
#`(#,(namespace-symbol->identifier '#%module-begin)
|
|
tngl
|
|
#,@(if submod?
|
|
(list
|
|
(with-syntax*
|
|
([ctx #'body0 #;(syntax-local-introduce #'body0)]
|
|
;; TODO: this is a hack, it would be nice to get
|
|
;; the actual source location of the lang.
|
|
[bd1 (update-source-location #'body0
|
|
#:line #f
|
|
#:column #f
|
|
#:position 7
|
|
#:span 14)]
|
|
[lng (datum->syntax #'ctx 'scribble/doclang2 #'bd1 #'bd1)]
|
|
[begn (datum->syntax #'ctx 'begin)])
|
|
#`(module* doc lng ;module doc scribble/doclang2
|
|
#,@(syntax-local-introduce
|
|
;; TODO: instead use:
|
|
;; (begin-for-syntax (set! preexpanding #f))
|
|
;; and make these identifiers exported by
|
|
;; hyper-literate
|
|
(strip-context
|
|
#`((require (for-syntax racket/base
|
|
hyper-literate/private/no-auto-require))
|
|
(begin-for-syntax (set-box! no-auto-require?
|
|
#,(if (attribute no-auto-require) #t #f)))
|
|
(define-syntax-rule (if-preexpanding a b)
|
|
b)
|
|
(define-syntax-rule (when-preexpanding . b)
|
|
(begin))
|
|
(define-syntax-rule
|
|
(unless-preexpanding . b)
|
|
(begin . b))
|
|
(require scribble-enhanced/with-manual
|
|
scribble-enhanced
|
|
hyper-literate))))
|
|
(begn body0 . body))
|
|
;(strip-context
|
|
#;#`(modl doc lng ;module doc scribble/doclang2
|
|
|
|
(begn body0 . body))))
|
|
'())))])))]))
|
|
|
|
(define-syntax module-begin/plain (make-module-begin #f))
|
|
(define-syntax module-begin/doc (make-module-begin #t))
|