26 lines
911 B
Plaintext
26 lines
911 B
Plaintext
(define-syntax (define-class name-and-members . body)
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"Macro for creating simple classes."
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(let ((name (first name-and-members))
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(members (rest name-and-members)))
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`(set-type!
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(define
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;; The function definition
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(,(string->symbol (concat-strings "make-" (symbol->string name))) ,@members)
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;; The docstring
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,(concat-strings "This is the handle to an object of the class " (symbol->string name))
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;; the body
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,@body
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(let ,(zip members members)
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(set-type!
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(lambda args
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"This is the docs for the handle"
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(let ((op (eval (first args))))
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(if (procedure? op)
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(eval args)
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(eval (first args)))))
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,(symbol->keyword name))))
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:constructor)))
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(define-syntax (-> obj meth . args)
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`(,obj ',meth ,@args))
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