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pollen
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benign renamings

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pull/111/head
Matthew Butterick 8 years ago
parent b94354ee63
commit c060b8958b
3 changed files with 52 additions and 51 deletions
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81
pollen/private/main-base.rkt
Unescape Escape View File

@ -7,55 +7,56 @@
(rename-out [dialect-module-begin #%module-begin]))
(define-syntax-rule (dialect-module-begin <parser-mode-in> <outer-expr> ...)
(define-syntax-rule (dialect-module-begin PARSER-MODE-IN . OUTER-EXPRS)
(#%module-begin
(require racket/base)
(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> (... ...))
(let-values ([(meta-hash expr-without-metas) (split-metas (syntax->datum #'(<expr> (... ...))) (setup:define-meta-name))])
[(_ . EXPRS)
(let-values ([(meta-hash exprs-without-metas) (split-metas (syntax->datum #'EXPRS) (setup:define-meta-name))])
(with-syntax ([META-HASH meta-hash]
[(EXPR-WITHOUT-METAS (... ...)) expr-without-metas]
[METAS (format-id #f "~a" (setup:meta-export))]
[META-MOD (format-symbol "~a" (setup:meta-export))]
[ROOT (format-id #f "~a" (setup:main-root-node))]
[NEWLINE (datum->syntax #f (setup:newline))]
[EXPRS-WITHOUT-METAS exprs-without-metas]
[METAS (setup:meta-export)]
[META-MOD (setup:meta-export)]
[ROOT (setup:main-root-node)]
[NEWLINE (setup:newline)]
[MODE-PAGETREE default-mode-pagetree]
[MODE-MARKUP default-mode-markup]
[MODE-MARKDOWN default-mode-markdown]
[SPLICING-TAG (setup:splicing-tag)]
[DOC (format-id #f "~a" (setup:main-export))]
[DOC (setup:main-export)]
[DOC-RAW (generate-temporary 'pollen-)]); prevents conflicts with other imported Pollen sources
(replace-context #'(<expr> (... ...))
#'(#%module-begin
(module META-MOD racket/base
(provide METAS)
(define METAS META-HASH))
(module inner pollen/private/doclang-raw
DOC-RAW ; positional arg for doclang-raw that sets name of export.
(require pollen/top pollen/setup pollen/core)
(require (submod ".." META-MOD))
(provide (all-defined-out) #%top (all-from-out (submod ".." META-MOD) pollen/core))
EXPR-WITHOUT-METAS (... ...))
(require 'inner)
(define DOC
(let* ([parser-mode-undefined? (procedure? inner:parser-mode)] ; if undefined, #%top makes it a procedure
[parser-mode (if parser-mode-undefined? <parser-mode-in> inner:parser-mode)]
[proc (case parser-mode
[(MODE-PAGETREE) decode-pagetree]
[(MODE-MARKUP) (λ(xs) (apply ROOT xs))] ; if `root` undefined, it becomes a default tag function
[(MODE-MARKDOWN)
(λ(xs) (apply ROOT (map strip-empty-attrs ((dynamic-require 'markdown 'parse-markdown) (apply string-append (map to-string xs))))))]
[else (λ(xs) (apply string-append (map to-string xs)))])] ; string output for preprocessor
;; drop leading newlines, as they're often the result of `defines` and `requires`
[doc-elements (or (memf (λ(ln) (not (equal? ln NEWLINE))) DOC-RAW) null)]
[doc-elements-spliced (splice doc-elements 'SPLICING-TAG)])
(proc doc-elements-spliced)))
(provide DOC METAS (except-out (all-from-out 'inner) DOC-RAW #%top))))))]))
<outer-expr> ...))
(replace-context
#'here
#'(#%module-begin
(module META-MOD racket/base
(provide METAS)
(define METAS META-HASH))
(module inner pollen/private/doclang-raw
DOC-RAW ; positional arg for doclang-raw that sets name of export.
(require pollen/top pollen/setup pollen/core)
(require (submod ".." META-MOD))
(provide (all-defined-out) #%top (all-from-out (submod ".." META-MOD) pollen/core))
. EXPRS-WITHOUT-METAS)
(require 'inner)
(define DOC
(let* ([parser-mode-undefined? (procedure? inner:parser-mode)] ; if undefined, #%top makes it a procedure
[parser-mode (if parser-mode-undefined? PARSER-MODE-IN inner:parser-mode)]
[proc (case parser-mode
[(MODE-PAGETREE) decode-pagetree]
[(MODE-MARKUP) (λ(xs) (apply ROOT xs))] ; if `root` undefined, it becomes a default tag function
[(MODE-MARKDOWN)
(λ(xs) (apply ROOT (map strip-empty-attrs ((dynamic-require 'markdown 'parse-markdown) (apply string-append (map to-string xs))))))]
[else (λ(xs) (apply string-append (map to-string xs)))])] ; string output for preprocessor
;; drop leading newlines, as they're often the result of `defines` and `requires`
[doc-elements (or (memf (λ(ln) (not (equal? ln NEWLINE))) DOC-RAW) null)]
[doc-elements-spliced (splice doc-elements 'SPLICING-TAG)])
(proc doc-elements-spliced)))
(provide DOC METAS (except-out (all-from-out 'inner) DOC-RAW #%top))))))]))
. OUTER-EXPRS))

20
pollen/private/reader-base.rkt
Unescape Escape View File

@ -36,13 +36,13 @@
(define parser-mode (infer-parser-mode reader-mode reader-here-path))
(define parsed-syntax
(strip-context
(with-syntax ([HERE-KEY (format-id #f "~a" (setup:here-path-key))]
(with-syntax ([HERE-KEY (setup:here-path-key)]
[HERE-PATH reader-here-path]
[POLLEN-MOD-NAME 'pollen-module]
[PARSER-MODE-VALUE (format-symbol "~a" parser-mode)]
[PARSER-MODE-VALUE parser-mode]
[DIRECTORY-REQUIRES (require+provide-directory-require-files path-string)]
[(SOURCE-LINE ...) source-stx]
[DOC (format-id #f "~a" (setup:main-export))])
[SOURCE-LINES source-stx]
[DOC (setup:main-export)])
#'(module runtime-wrapper racket/base
(module POLLEN-MOD-NAME pollen
(define-meta HERE-KEY HERE-PATH)
@ -50,7 +50,7 @@
(provide (except-out (all-defined-out) parser-mode)
(prefix-out inner: parser-mode)) ; avoids conflicts with importing modules
DIRECTORY-REQUIRES
SOURCE-LINE ...)
. SOURCE-LINES)
(require (submod pollen/private/runtime-config show) 'POLLEN-MOD-NAME)
(provide (all-from-out 'POLLEN-MOD-NAME))
(show DOC inner:parser-mode HERE-PATH))))) ; HERE-PATH acts as "local" runtime config
@ -76,9 +76,9 @@
[(color-lexer)
(define my-make-scribble-inside-lexer
(dynamic-require 'syntax-color/scribble-lexer 'make-scribble-inside-lexer (λ () #f)))
(cond [my-make-scribble-inside-lexer
(my-make-scribble-inside-lexer #:command-char my-command-char)]
[else default])]
(if my-make-scribble-inside-lexer
(my-make-scribble-inside-lexer #:command-char my-command-char)
default)]
[(drracket:toolbar-buttons)
(define my-make-drracket-buttons (dynamic-require 'pollen/private/drracket-buttons 'make-drracket-buttons))
(my-make-drracket-buttons my-command-char)])]
@ -86,7 +86,7 @@
(define-syntax-rule (reader-module-begin mode expr-to-ignore ...)
(#%module-begin
(define cgi custom-get-info) ; stash hygienic references to local funcs with new identifiers
(define cr custom-read)
(define cgi custom-get-info) ; stash hygienic references to local funcs with macro-introduced identifiers
(define cr custom-read) ; so they can be provided out
(define (crs ps p) (custom-read-syntax #:reader-mode mode ps p))
(provide (rename-out [cr read][crs read-syntax][cgi get-info]))))

2
pollen/private/ts.rktd
Unescape Escape View File

@ -1 +1 @@
1462154178
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