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Merge pull request #84 from mbutterick/dev-tidy

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Tidy up core #lang
pull/102/head
Matthew Butterick 9 years ago
parent 20e4afc589 9e1fadc94b
commit 63024f91ed
3 changed files with 53 additions and 51 deletions
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2
info.rkt
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@ -8,4 +8,4 @@
(define raco-commands '(("pollen" (submod pollen/command raco) "issue Pollen command" #f)))
(define compile-omit-paths '("test" "tools"))
(define test-omit-paths '("test/data" "tools"))
(define module-suffixes '(#"pp" #"pm" #"pmd" #"ptree" #"p"))
(define module-suffixes '(#"pp" #"pm" #"pmd" #"ptree"))

30
main-base.rkt
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@ -1,38 +1,34 @@
#lang racket/base
(require (for-syntax racket/base racket/syntax pollen/world) pollen/decode pollen/pagetree racket/list pollen/world markdown)
(require (for-syntax racket/base syntax/strip-context racket/syntax pollen/world) pollen/decode pollen/pagetree racket/list pollen/world markdown)
(provide (all-defined-out) (all-from-out pollen/world))
(define-syntax-rule (define+provide-module-begin-in-mode MODE-ARG)
(define-syntax-rule (define+provide-module-begin-in-mode PARSER-MODE-ARG)
(begin
(provide (except-out (all-from-out racket/base) #%module-begin)
(rename-out [pollen-module-begin #%module-begin]))
(define-syntax (pollen-module-begin stx)
(syntax-case stx ()
[(_ expr (... ...))
(with-syntax ([EXPRS #'(expr (... ...))])
(datum->syntax #'EXPRS
`(#%module-begin
[(_ EXPR (... ...))
(with-syntax ([DOC (format-id #'(EXPR (... ...)) "~a" (world:current-main-export))])
(replace-context #'(EXPR (... ...))
#'(#%module-begin
(module inner pollen/doclang-raw ; exports result as doc-raw
(require pollen/top pollen/world)
(provide #%top (all-defined-out) (all-from-out pollen/world))
,@(syntax->datum #'EXPRS))
EXPR (... ...))
(require 'inner)
(define ,(world:current-main-export)
(define DOC
(let* ([parser-mode-undefined? (procedure? inner:parser-mode)] ; if undefined, #%top makes it a procedure
[parser-mode (if parser-mode-undefined?
MODE-ARG
inner:parser-mode)]
[parser-mode (if parser-mode-undefined? PARSER-MODE-ARG inner:parser-mode)]
[proc (cond
[(eq? parser-mode world:mode-pagetree) (λ xs (decode-pagetree xs))]
[(eq? parser-mode world:mode-markup) root] ; if `root` undefined, it becomes a default tag function
[(eq? parser-mode world:mode-markdown)
(λ xs (apply root (apply (compose1 parse-markdown string-append)
(map to-string xs))))]
(λ xs (apply root (apply (compose1 parse-markdown string-append) (map to-string xs))))]
[else ; for preprocessor output, just make a string
(λ xs (apply string-append (map to-string xs)))])]
[doc-elements (if (list? doc-raw) ; discard all newlines at front of multi-line file
(dropf doc-raw (λ(ln) (equal? ln "\n")))
doc-raw)]) ; single line
;; drop leading newlines, as they're often the result of `defines` and `requires`
[doc-elements (dropf doc-raw (λ(ln) (equal? ln "\n")))])
(apply proc doc-elements)))
(provide ,(world:current-main-export) (except-out (all-from-out 'inner) doc-raw #%top))) #'EXPRS))])))) ; hide internal exports
(provide DOC (except-out (all-from-out 'inner) doc-raw #%top)))))])))) ; hide internal exports

38
reader-base.rkt
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@ -55,28 +55,34 @@
reader-mode))
(define meta-keys-plus-here (cons (world:current-here-path-key) meta-keys)) ; here-path at front so it can be overridden
(define meta-values-plus-here (cons reader-here-path meta-values))
(with-syntax* ([(KEY ...) (datum->syntax source-stx meta-keys-plus-here)]
(with-syntax ([(KEY ...) (datum->syntax source-stx meta-keys-plus-here)]
[(VALUE ...) (datum->syntax source-stx meta-values-plus-here)]
[KVS #'(append (list 'KEY VALUE) ...)])
[METAS (format-id source-stx "~a" (world:current-meta-export))]
[META-MOD (format-symbol "~a" (world:current-meta-export))]
[POLLEN-MOD (format-symbol "~a" 'pollen-lang-module)]
[DOC (format-id source-stx "~a" (world:current-main-export))]
[PARSER-MODE-VALUE (format-symbol "~a" parser-mode)]
[DIRECTORY-REQUIRES (datum->syntax source-stx (require+provide-directory-require-files path-string))]
[(SOURCE-LINE ...) (datum->syntax source-stx meta-free-file-data)])
(syntax-property
(datum->syntax source-stx
`(module runtime-wrapper racket/base
(module metas racket/base
(replace-context source-stx
#'(module runtime-wrapper racket/base
(module META-MOD racket/base
(provide (all-defined-out))
(define ,(world:current-meta-export) (apply hash ,(syntax->datum #'KVS))))
(define METAS (apply hash (append (list 'KEY VALUE) ...))))
(module pollen-lang-module pollen
(define parser-mode ',parser-mode) ; change names of exports for local use, to avoid conflicts
(module POLLEN-MOD pollen
(define parser-mode 'PARSER-MODE-VALUE)
(provide (except-out (all-defined-out) parser-mode)
(prefix-out inner: parser-mode))
,(require+provide-directory-require-files path-string)
(require (submod ".." ".." metas)) ; get metas from adjacent submodule
(provide (all-from-out (submod ".." ".." metas)))
,@meta-free-file-data)
(prefix-out inner: parser-mode)) ; avoids conflicts with importing modules
DIRECTORY-REQUIRES
(require (submod ".." ".." META-MOD)) ; get metas from adjacent submodule
(provide (all-from-out (submod ".." ".." META-MOD)))
SOURCE-LINE ...)
(require (submod pollen/runtime-config show) 'pollen-lang-module)
(provide (all-from-out 'pollen-lang-module))
(show ,(world:current-main-export) inner:parser-mode)) source-stx)
(require (submod pollen/runtime-config show) 'POLLEN-MOD)
(provide (all-from-out 'POLLEN-MOD))
(show DOC inner:parser-mode)))
'module-language
'#(pollen/language-info get-language-info #f)))))

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