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Add c flag to :s. #1046

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merged 1 commit into from
Sep 2, 2023
Merged

Add c flag to :s. #1046

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50 changes: 26 additions & 24 deletions extensions/vi-mode/ex-command.lisp
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Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@
((2)
(setf start (first range)
end (second range))))
(destructuring-bind (before after flag)
(destructuring-bind (before after flags)
(lem-vi-mode/ex-parser:parse-subst-argument argument)
(if (not (lem:with-point ((s start)
(e end))
Expand All @@ -103,29 +103,31 @@
(lem:with-point ((last-match (lem:with-point ((s start)
(e end))
(lem:search-backward-regexp e before s))))
(flet ((rep (start end count)
(lem:with-point ((s start)
(e end))
(lem/isearch::query-replace-internal before
after
#'lem:search-forward-regexp
#'lem:search-backward-regexp
:query nil
:start s
:end e
:count count))))
(if (equal flag "g")
(rep start end nil)
(progn
(lem:move-point (lem:current-point) start)
(loop until (lem:point< end (lem:current-point))
do (lem:with-point ((replace-start (lem:current-point))
(replace-end (lem:current-point)))
(lem:line-start replace-start)
(lem:line-end replace-end)
(rep replace-start replace-end 1))
(lem:next-logical-line 1)
(lem:line-start (lem:current-point))))))
(let ((query (find "c" flags :test 'string=))
(replace-all-in-line (find "g" flags :test 'string=)))
(flet ((rep (start end count)
(lem:with-point ((s start)
(e end))
(lem/isearch::query-replace-internal before
after
#'lem:search-forward-regexp
#'lem:search-backward-regexp
:query query
:start s
:end e
:count count))))
(if replace-all-in-line
(rep start end nil)
(progn
(lem:move-point (lem:current-point) start)
(loop until (lem:point< end (lem:current-point))
do (lem:with-point ((replace-start (lem:current-point))
(replace-end (lem:current-point)))
(lem:line-start replace-start)
(lem:line-end replace-end)
(rep replace-start replace-end 1))
(lem:next-logical-line 1)
(lem:line-start (lem:current-point)))))))
(let ((p (lem:current-point)))
(lem:move-point p last-match)
(lem:line-start p))))))))
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6 changes: 5 additions & 1 deletion extensions/vi-mode/ex-parser.lisp
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Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,10 @@
#\_
x)))

;; Other flags are not implemented yet
;; Full list will be (or #\& #\c #\e #\g #\i #\I #\n #\p #\# #\l #\r)
(defrule subst-flag (or #\c #\g))

(defrule ex-command (or (+ (or #\~ #\& #\* #\@ #\< #\> #\= #\:))
(+ (or command-char #\- #\!)))
(:lambda (x)
Expand All @@ -135,7 +139,7 @@


(defrule subst (and #\/ (* forward-pattern-char) #\/ (* forward-pattern-char)
(? #\/) (? #\g))
(? #\/) (* subst-flag))
(:lambda (list)
(list (coerce (elt list 1) 'string)
(coerce (elt list 3) 'string)
Expand Down