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Read vectors

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This commit is contained in:
Justin Ethier 2015-06-04 00:00:58 -04:00
parent 433832b5c8
commit 1305e61558
1 changed files with 18 additions and 0 deletions
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18
parser.scm
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@ -293,6 +293,7 @@
(in-port:set-cnum! ptbl
(+ 1 (in-port:get-cnum ptbl)))
(cond
;; Booleans
;; Do not use add-tok below, no need to quote a bool
((eq? #\t next-c)
(if all?
@ -302,6 +303,23 @@
(if all?
(parse fp '() (cons #f toks) all? #f parens ptbl)
#f))
;; Vector
((eq? #\( next-c)
(let ((sub (parse fp '() '() #t #f (+ parens 1) ptbl))
(toks* (get-toks tok toks)))
(define new-toks
(add-tok
(if (and (pair? sub) (dotted? sub))
(parse-error
"Invalid vector syntax" ;(->dotted-list sub)
(in-port:get-lnum ptbl)
(in-port:get-cnum ptbl))
(list->vector sub))
toks*))
(if all?
(parse fp '() new-toks all? #f parens ptbl)
(car new-toks))))
;; Character
((eq? #\\ next-c)
(let ((new-toks (cons (read-pound fp ptbl) toks)))
(if all?