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small fixes in stdlib

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Felix Brendel
2019-09-23 22:44:08 +02:00
parent 088127387e
commit 97f45f166f
4 changed files with 14 additions and 14 deletions
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bin/pre.slime.expanded
+1 -1
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@@ -20,7 +20,7 @@
(define-syntax (define-typed args . body) (define (get-arg-names args) (when args (pair (first args) (get-arg-names (rest (rest args)))))) (let ((name (first args)) (lambda-list (rest args)) (arg-names (get-arg-names (rest args)))) `(define (,name (unquote-splicing arg-names)) (assert-types= (unquote-splicing lambda-list)) (unquote-splicing body))))
(define-syntax (define-module module-name :exports . body) (let ((module-prefix (concat-strings (symbol->string module-name) "::"))) (eval `(begin (unquote-splicing body))) (pair 'begin (map (lambda (orig-export-name) (let ((export-name (string->symbol (concat-strings module-prefix (symbol->string orig-export-name))))) `(define ,export-name ,(mytry (eval orig-export-name) (error "The module does not contain" orig-export-name))))) exports))))
(define-syntax (define-module module-name (:imports ()) :exports . body) (let ((module-prefix (concat-strings (symbol->string module-name) "::"))) (eval `(begin (unquote-splicing (map (lambda (x) `(,import ,x)) imports)) (unquote-splicing body))) (pair 'begin (map (lambda (orig-export-name) (let ((export-name (string->symbol (concat-strings module-prefix (symbol->string orig-export-name))))) `(define ,export-name ,(mytry (eval orig-export-name) (error "The module does not contain" orig-export-name))))) exports))))
(define (null? x) :doc "Checks if the argument is =nil=." (= x ()))