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pollen/lang/reader.rkt

29 lines
949 B
Racket

#lang racket/base
(require (only-in scribble/reader make-at-reader))
(provide (rename-out [pollen-read read] [pollen-read-syntax read-syntax]) read-inner)
(define read-inner
(make-at-reader #:command-char #\◊
#:syntax? #t
#:inside? #t))
(define (pollen-read p)
(syntax->datum
(pollen-read-syntax (object-name p) p)))
(define (make-output-datum i)
`(module pollen-lang-module pollen
,@i))
(define (pollen-read-syntax path-string p)
(define file-contents (read-inner path-string p))
(define file-ext (car (regexp-match #px"\\w+$" (path->string path-string))))
(datum->syntax file-contents
`(module pollen-lang-module ,(if (member file-ext (list "pd" "ptree"))
'pollen/main
'pollen/main-preproc)
,@file-contents)
file-contents))