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(isearch-filter-predicate): Rename from

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`isearch-success-function'.  Rename default value from
`isearch-success-function-default' to
`isearch-filter-invisible'.  Doc fix.
(isearch-filter-invisible): Rename from
`isearch-success-function-default'.  Doc fix.
(isearch-search, isearch-lazy-highlight-search): Rename
`isearch-success-function' to `isearch-filter-predicate'.
This commit is contained in:
Juri Linkov 2008-11-17 00:42:46 +00:00
parent ff757fd1df
commit 2f669fac39
1 changed files with 18 additions and 15 deletions
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33
lisp/isearch.el
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@ -176,11 +176,12 @@ or to the end of the buffer for a backward search.")
"Function to save a function restoring the mode-specific isearch state
to the search status stack.")
(defvar isearch-success-function 'isearch-success-function-default
"Function to report whether the new search match is considered successful.
The function has two arguments: the positions of start and end of text
matched by the search. If this function returns nil, continue
searching without stopping at this match.")
(defvar isearch-filter-predicate 'isearch-filter-invisible
"Predicate that filters the search hits that would normally be available.
Search hits that dissatisfy the predicate are skipped. The function
has two arguments: the positions of start and end of text matched by
the search. If this function returns nil, continue searching without
stopping at this match.")
;; Search ring.
@ -2257,7 +2258,7 @@ Can be changed via `isearch-search-fun-function' for special needs."
(isearch-no-upper-case-p isearch-string isearch-regexp)))
(condition-case lossage
(let ((inhibit-point-motion-hooks
(and (eq isearch-success-function 'isearch-success-function-default)
(and (eq isearch-filter-predicate 'isearch-filter-invisible)
search-invisible))
(inhibit-quit nil)
(case-fold-search isearch-case-fold-search)
@ -2267,12 +2268,12 @@ Can be changed via `isearch-search-fun-function' for special needs."
(while retry
(setq isearch-success
(isearch-search-string isearch-string nil t))
;; Clear RETRY unless we matched some invisible text
;; and we aren't supposed to do that.
;; Clear RETRY unless the search predicate says
;; to skip this search hit.
(if (or (not isearch-success)
(bobp) (eobp)
(= (match-beginning 0) (match-end 0))
(funcall isearch-success-function
(funcall isearch-filter-predicate
(match-beginning 0) (match-end 0)))
(setq retry nil)))
(setq isearch-just-started nil)
@ -2451,10 +2452,10 @@ Can be changed via `isearch-search-fun-function' for special needs."
nil)
(setq isearch-hidden t)))))))
(defun isearch-success-function-default (beg end)
"Default function to report if the new search match is successful.
Returns t if search can match hidden text, or otherwise checks if some
text from BEG to END is visible."
(defun isearch-filter-invisible (beg end)
"Default predicate to filter out invisible text.
It filters search hits to those that are visible (at least partially),
unless invisible text too can be searched."
(or (eq search-invisible t)
(not (isearch-range-invisible beg end))))
@ -2640,12 +2641,14 @@ Attempt to do the search exactly the way the pending isearch would."
(if isearch-lazy-highlight-wrapped
isearch-lazy-highlight-end
(window-start))))))
;; Use a loop like in `isearch-search'
;; Use a loop like in `isearch-search'.
(while retry
(setq success (isearch-search-string
isearch-lazy-highlight-last-string bound t))
;; Clear RETRY unless the search predicate says
;; to skip this search hit.
(if (or (not success)
(funcall isearch-success-function
(funcall isearch-filter-predicate
(match-beginning 0) (match-end 0)))
(setq retry nil)))
success)