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editor/multiple-cursors: refactor :mc ex command

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This commit is contained in:
Henrik Lissner
2019-12-17 19:17:59 -05:00
parent 9664f68c5f
commit 5999dc6af9
1 changed files with 32 additions and 30 deletions
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62
modules/editor/multiple-cursors/autoload/evil-mc.el
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@ -51,39 +51,41 @@ pauses cursors."
(evil-define-command +multiple-cursors:evil-mc (beg end type pattern &optional flags bang)
"Create mc cursors at each match of PATTERN within BEG and END.
This leaves the cursor at the final match. If BANG, then treat PATTERN as
literal. PATTERN is a delimited regexp (the same that :g or :s uses)."
:move-point nil
This leaves the cursor where the final cursor would be. If BANG, then treat
PATTERN as literal. PATTERN is a delimited regexp (the same that :g or :s uses).
FLAGS can be g and/or i; which mean the same thing they do in
`evil-ex-substitute'."
:evil-mc t
(interactive "<R><//!><!>")
(unless (and (stringp pattern)
(not (string-empty-p pattern)))
(user-error "A regexp pattern is required"))
(require 'evil-mc)
(setq evil-mc-pattern
(cons (evil-ex-make-search-pattern
(if bang (regexp-quote pattern) pattern))
(list beg end type)))
(evil-with-restriction beg end
(let ((point (point)))
(save-excursion
(goto-char (point-min))
(while (eq (evil-ex-find-next (evil-mc-get-pattern) 'forward t) t)
(goto-char (1- (point)))
(when (/= point (point))
(evil-mc-run-cursors-before)
(evil-mc-make-cursor-at-pos (point)))
(goto-char
(if (memq ?g flags)
(line-beginning-position 2)
(1+ (point))))))))
(evil-exit-visual-state)
(evil-mc-goto-cursor
(if (= (evil-visual-direction) 1)
(evil-mc-find-last-cursor)
(evil-mc-find-first-cursor))
nil)
(evil-mc-undo-cursor-at-pos (point))
(if (evil-mc-has-cursors-p)
(evil-mc-print-cursors-info "Created")
(evil-mc-message "No cursors were created")))
(let ((m (evil-ex-make-pattern
(if bang (regexp-quote pattern) pattern)
(cond ((memq ?i flags) 'insensitive)
((memq ?I flags) 'sensitive)
((not +multiple-cursors-evil-mc-ex-case)
evil-ex-search-case)
(t +multiple-cursors-evil-mc-ex-case))
(or (and +multiple-cursors-evil-mc-ex-global
(not (memq ?g flags)))
(and (not +multiple-cursors-evil-mc-ex-global)
(memq ?g flags))))))
(evil-mc-run-cursors-before)
(setq evil-mc-pattern (cons m (list beg end type)))
(evil-with-restriction beg end
(goto-char beg)
(while (eq (evil-ex-find-next m 'forward t) t)
(evil-mc-make-cursor-at-pos (1- (point)))
(unless (evil-ex-pattern-whole-line m)
(goto-char (line-beginning-position 2)))))
(evil-mc-goto-cursor
(if (= (evil-visual-direction) 1)
(evil-mc-find-last-cursor)
(evil-mc-find-first-cursor))
nil)
(evil-mc-undo-cursor-at-pos (1- (point)))
(if (evil-mc-has-cursors-p)
(evil-mc-print-cursors-info "Created")
(evil-mc-message "No cursors were created"))))