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@ -8,25 +8,6 @@
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(λ(p) (syntax->datum (custom-read-syntax-proc (object-name p) p))))
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(λ(p) (syntax->datum (custom-read-syntax-proc (object-name p) p))))
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(define (split-metas tree)
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(define (meta-matcher x) ; meta has form (define-meta key value)
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(and (list? x) (>= (length x) 3) (eq? (first x) (world:current-define-meta-name))))
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(define matches empty)
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(define rest
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(let loop ([x tree])
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(cond
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[(meta-matcher x)
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(set! matches (cons x matches))
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(loop empty)]
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[(list? x)
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(define-values (new-matches rest) (partition meta-matcher x))
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(set! matches (append new-matches matches))
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(map loop rest)]
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[else x])))
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(let ([meta-key second][meta-value third])
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(values (map meta-key matches) (map meta-value matches) rest)))
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(define (make-custom-read-syntax reader-mode)
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(define (make-custom-read-syntax reader-mode)
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(λ (path-string p)
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(λ (path-string p)
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(define read-inner (make-at-reader
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(define read-inner (make-at-reader
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@ -38,7 +19,6 @@
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#:syntax? #t
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#:syntax? #t
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#:inside? #t))
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#:inside? #t))
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(define source-stx (read-inner path-string p))
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(define source-stx (read-inner path-string p))
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(define-values (meta-keys meta-values meta-free-file-data) (split-metas (syntax->datum source-stx)))
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(define reader-here-path (cond
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(define reader-here-path (cond
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[(symbol? path-string) (symbol->string path-string)]
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[(symbol? path-string) (symbol->string path-string)]
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[(equal? path-string "unsaved editor") path-string]
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[(equal? path-string "unsaved editor") path-string]
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@ -53,34 +33,24 @@
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[else world:mode-preproc])])
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[else world:mode-preproc])])
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auto-computed-mode)
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auto-computed-mode)
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reader-mode))
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reader-mode))
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(define meta-keys-plus-here (cons (world:current-here-path-key) meta-keys)) ; here-path at front so it can be overridden
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(define meta-values-plus-here (cons reader-here-path meta-values))
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(define post-parser-syntax
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(define post-parser-syntax
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(with-syntax ([(KEY ...) (datum->syntax source-stx meta-keys-plus-here)]
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(with-syntax ([HERE-KEY (format-id source-stx "~a" (world:current-here-path-key))]
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[(VALUE ...) (datum->syntax source-stx meta-values-plus-here)]
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[HERE-PATH (datum->syntax source-stx reader-here-path)]
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[METAS (format-id source-stx "~a" (world:current-meta-export))]
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[META-MOD (format-symbol "~a" (world:current-meta-export))]
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[POLLEN-MOD (format-symbol "~a" 'pollen-lang-module)]
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[POLLEN-MOD (format-symbol "~a" 'pollen-lang-module)]
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[DOC (format-id source-stx "~a" (world:current-main-export))]
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[PARSER-MODE-VALUE (format-symbol "~a" parser-mode)]
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[PARSER-MODE-VALUE (format-symbol "~a" parser-mode)]
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[DIRECTORY-REQUIRES (datum->syntax source-stx (require+provide-directory-require-files path-string))]
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[DIRECTORY-REQUIRES (datum->syntax source-stx (require+provide-directory-require-files path-string))]
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[(SOURCE-LINE ...) (datum->syntax source-stx meta-free-file-data)])
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[(SOURCE-LINE ...) source-stx]
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[DOC (format-id source-stx "~a" (world:current-main-export))])
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(replace-context
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(replace-context
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source-stx
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source-stx
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#'(module runtime-wrapper racket/base
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#'(module runtime-wrapper racket/base
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(module META-MOD racket/base
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(provide (all-defined-out))
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(define METAS (apply hash (append (list 'KEY VALUE) ...))))
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(module POLLEN-MOD pollen
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(module POLLEN-MOD pollen
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(define-meta HERE-KEY HERE-PATH)
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(define parser-mode 'PARSER-MODE-VALUE)
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(define parser-mode 'PARSER-MODE-VALUE)
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(provide (except-out (all-defined-out) parser-mode)
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(provide (except-out (all-defined-out) parser-mode)
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(prefix-out inner: parser-mode)) ; avoids conflicts with importing modules
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(prefix-out inner: parser-mode)) ; avoids conflicts with importing modules
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DIRECTORY-REQUIRES
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DIRECTORY-REQUIRES
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(require (submod ".." ".." META-MOD)) ; get metas from adjacent submodule
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(provide (all-from-out (submod ".." ".." META-MOD)))
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SOURCE-LINE ...)
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SOURCE-LINE ...)
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(require (submod pollen/runtime-config show) 'POLLEN-MOD)
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(require (submod pollen/runtime-config show) 'POLLEN-MOD)
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(provide (all-from-out 'POLLEN-MOD))
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(provide (all-from-out 'POLLEN-MOD))
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(show DOC inner:parser-mode)))))
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(show DOC inner:parser-mode)))))
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