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fix bugs on tp--forward/backward-do: apply function only at the last match

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Kinneyzhang 2025-12-16 11:46:10 +08:00
parent 33ca6b520a
commit a2dd3ed620
1 changed files with 45 additions and 20 deletions
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65
tp.el
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@ -951,7 +951,7 @@ Uses `tp-search-forward' for buffers and `tp-search' for strings."
(buf (or object (current-buffer))))
(with-current-buffer buf
(dotimes (_ count)
(setq result (tp-search-forward property value))))
(setq result (tp-search-forward property value t))))
result)))))
(defun tp-backward (property &optional value object n)
@ -982,7 +982,7 @@ Uses `tp-search-backward' for buffers and `tp-search' for strings."
result)))))
(defun tp--forward-do (function property &optional value object point n)
"Internal: Search forward N times for PROPERTY and apply FUNCTION to each match.
"Internal: Search forward N times for PROPERTY and apply FUNCTION to the last match.
FUNCTION receives two arguments: the prop-match object (or list for strings)
and OBJECT.
@ -999,10 +999,13 @@ Returns the number of successful matches."
((stringp object)
(let* ((start-pos (or point 0))
(all-matches (tp-search object property value))
(filtered-matches (seq-filter (lambda (m) (>= (car m) start-pos)) all-matches))
(filtered-matches (seq-filter (lambda (m)
(>= (car m) start-pos))
all-matches))
(matches (seq-take filtered-matches count)))
(dolist (match matches)
(funcall function match object))
;; (dolist (match matches)
;; (funcall function match object))
(funcall function (car (last matches)) object)
(length matches)))
;; Buffer or nil
(t
@ -1011,9 +1014,11 @@ Returns the number of successful matches."
(with-current-buffer buf
(save-excursion
(when point (goto-char point))
(dotimes (_ count)
(when-let ((match (tp-search-forward property value)))
(funcall function match buf)
(dotimes (i count)
(when-let ((match (tp-search-forward property value t)))
;; (funcall function match buf)
(when (= i (1- count))
(funcall function match buf))
(cl-incf matches)))))
matches)))))
@ -1109,10 +1114,12 @@ Returns the number of successful matches."
((stringp object)
(let* ((start-pos (or point (length object)))
(all-matches (tp-search object property value))
(filtered-matches (seq-filter (lambda (m) (<= (cadr m) start-pos)) all-matches))
(filtered-matches
(seq-filter (lambda (m) (<= (cadr m) start-pos)) all-matches))
(matches (seq-take (nreverse filtered-matches) count)))
(dolist (match matches)
(funcall function match object))
;; (dolist (match matches)
;; (funcall function match object))
(funcall function (car (last matches)) object)
(length matches)))
;; Buffer or nil
(t
@ -1121,9 +1128,11 @@ Returns the number of successful matches."
(with-current-buffer buf
(save-excursion
(when point (goto-char point))
(dotimes (_ count)
(dotimes (i count)
(when-let ((match (tp-search-backward property value)))
(funcall function match buf)
;; (funcall function match buf)
(when (= i (1- count))
(funcall function match buf))
(cl-incf matches)))))
matches)))))
@ -1201,7 +1210,8 @@ Example:
(insert new-text)))))))
property value object point n)))
(defun tp-search (start-or-string &optional end-or-property property-or-value value object)
(defun tp-search (start-or-string
&optional end-or-property property-or-value value object)
"Search for all text with PROPERTY in a buffer/string range or entire string.
This function supports two calling conventions:
@ -1231,11 +1241,16 @@ Each element contains the start position, end position, and property value."
(or (null value)
(equal prop-val value)))
;; Find the extent of this property
(let ((next-change (or (next-single-property-change pos property str len) len)))
(let ((next-change
(or (next-single-property-change
pos property str len)
len)))
(push (list pos next-change prop-val) results)
(setq pos next-change))
;; No match, move to next change
(setq pos (or (next-single-property-change pos property str len) len)))))
(setq pos (or (next-single-property-change
pos property str len)
len)))))
(nreverse results)))
;; Buffer/string region form: (tp-search start end property &optional value object)
((numberp start-or-string)
@ -1255,10 +1270,15 @@ Each element contains the start position, end position, and property value."
(if (and has-prop
(or (null value)
(equal prop-val value)))
(let ((next-change (or (next-single-property-change pos property obj end) end)))
(let ((next-change
(or (next-single-property-change
pos property obj end)
end)))
(push (list pos next-change prop-val) results)
(setq pos next-change))
(setq pos (or (next-single-property-change pos property obj end) end)))))
(setq pos (or (next-single-property-change
pos property obj end)
end)))))
;; Buffer object
(with-current-buffer obj
(while (< pos end)
@ -1268,10 +1288,15 @@ Each element contains the start position, end position, and property value."
(if (and has-prop
(or (null value)
(equal prop-val value)))
(let ((next-change (or (next-single-property-change pos property nil end) end)))
(let ((next-change
(or (next-single-property-change
pos property nil end)
end)))
(push (list pos next-change prop-val) results)
(setq pos next-change))
(setq pos (or (next-single-property-change pos property nil end) end)))))))
(setq pos (or (next-single-property-change
pos property nil end)
end)))))))
(nreverse results)))
(t (error "Invalid first argument: %S" start-or-string))))