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Diffstat (limited to 'scheme/guile/geiser/introspection.scm')
-rw-r--r--scheme/guile/geiser/introspection.scm10
1 files changed, 8 insertions, 2 deletions
diff --git a/scheme/guile/geiser/introspection.scm b/scheme/guile/geiser/introspection.scm
index 38c0b79..efe9a09 100644
--- a/scheme/guile/geiser/introspection.scm
+++ b/scheme/guile/geiser/introspection.scm
@@ -25,11 +25,17 @@
;;; Code:
(define-module (geiser introspection)
- #:export (proc-args completions symbol-location)
+ #:export (arguments completions symbol-location)
#:use-module (system vm program)
#:use-module (ice-9 session)
#:use-module (srfi srfi-1))
+(define (arguments sym . syms)
+ (let loop ((sym sym) (syms syms))
+ (cond ((proc-args sym) => (lambda (args) (cons sym args)))
+ ((null? syms) #f)
+ (else (loop (car syms) (cdr syms))))))
+
(define (proc-args proc)
(obj-args (resolve-symbol proc)))
@@ -73,7 +79,7 @@
((pair? formals) (format-args (car formals)
(cdr formals)
(symbol-module name)))
- (else '()))))
+ (else #f))))
(define (macro-args macro)
(let ((prog (macro-transformer macro)))