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* doc/lispref/control.texi: Avoid overfull hbox.

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This commit is contained in:
Glenn Morris 2014-10-09 13:36:02 -04:00
parent 52b16eb4c0
commit 7b9ecf78f0
1 changed files with 7 additions and 7 deletions
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14
doc/lispref/control.texi
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@ -328,13 +328,13 @@ lexical binding):
@example
(defun evaluate (exp env)
(pcase exp
(`(add ,x ,y) (+ (evaluate x env) (evaluate y env)))
(`(call ,fun ,arg) (funcall (evaluate fun env) (evaluate arg env)))
(`(fn ,arg ,body) (lambda (val)
(evaluate body (cons (cons arg val) env))))
((pred numberp) exp)
((pred symbolp) (cdr (assq exp env)))
(_ (error "Unknown expression %S" exp))))
(`(add ,x ,y) (+ (evaluate x env) (evaluate y env)))
(`(call ,fun ,arg) (funcall (evaluate fun env) (evaluate arg env)))
(`(fn ,arg ,body) (lambda (val)
(evaluate body (cons (cons arg val) env))))
((pred numberp) exp)
((pred symbolp) (cdr (assq exp env)))
(_ (error "Unknown expression %S" exp))))
@end example
Where @code{`(add ,x ,y)} is a pattern that checks that @code{exp} is a three