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support commas in function calls

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svn: r17832
This commit is contained in:
Jon Rafkind 2010-01-26 00:10:01 +00:00
parent 6f26a0ffeb
commit 9ee9280485
2 changed files with 10 additions and 3 deletions
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2
collects/honu/main.ss
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@ -12,11 +12,13 @@
(honu-- -)
(honu-? ?)
(honu-: :)
(honu-comma |,|)
)
#%datum
true
false
display
display2
newline
else
(rename-out

11
collects/honu/private/honu-typed-scheme.ss
View File

@ -33,7 +33,7 @@
honu-= honu-+= honu--= honu-*= honu-/= honu-%=
honu-&= honu-^= honu-\|= honu-<<= honu->>= honu->>>=
honu->> honu-<< honu->>> honu-< honu-> honu-<= honu->=
honu-? honu-:)
honu-? honu-: honu-comma)
;; (define-syntax (\; stx) (raise-syntax-error '\; "out of context" stx))
@ -356,6 +356,7 @@
x(2)
|#
(define (parse-block-one/2 stx context)
(define (parse-one stx context)
(define-syntax-class block
@ -369,8 +370,9 @@ x(2)
[pattern f])
(define-splicing-syntax-class call
[pattern (~seq e:expr (#%parens arg:trigraph))
#:with call #'(e arg.result)])
#:literals (honu-comma)
[pattern (~seq e:expr (#%parens (~seq arg:trigraph (~optional honu-comma)) ...))
#:with call #'(e arg.result ...)])
(define-splicing-syntax-class expression-last
[pattern (~seq call:call) #:with result #'call.call]
[pattern (~seq x:number) #:with result #'x]
@ -646,6 +648,9 @@ if (foo){
(define-syntax (honu-top stx)
(raise-syntax-error #f "interactive use is not yet supported"))
(define (display2 x y)
(printf "~a ~a" x y))
(define-syntax (honu-unparsed-begin stx)
;; (printf "honu unparsed begin: ~a\n" (syntax->datum stx))
(syntax-case stx ()