diff options
Diffstat (limited to 'util.lisp')
-rw-r--r-- | util.lisp | 16 |
1 files changed, 9 insertions, 7 deletions
@@ -229,12 +229,14 @@ character set." (escape-string string :test #'non-7bit-ascii-escape-char-p)) (defun extract-declarations (body) - "Given a FORM, the declarations - if any - will be exctracted + "Given a FORM, the declarations - if any - will be extracted from the head of the FORM, and will return two values the declarations, and the remaining of FORM" - (do ((sexp (first body) (first forms)) - (forms (rest body) (rest forms)) - (declarations nil)) - ((not (eq (first sexp) 'cl:declare)) - (values declarations (append (if (null sexp) sexp (list sexp)) forms))) - (push sexp declarations))) + (loop for sexp = (first body) then (first forms) + for forms = (rest body) then (rest forms) + for declarations = nil + if (not (eq (first sexp) 'cl:declare)) + do (return (values declarations + (append (if (null sexp) sexp (list sexp)) forms))) + else + do (push sexp declarations)))
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