Swoop.el

Peculiar buffer navigation for Emacs.

Feature

Search words through a whole buffer or across buffers
Highlight target line and matched words
Stick to the nearest line even after update the list
Utilize PCRE (Perl Compatible Regular Expressions) like search
Utilize migemo (Japanese words search command)
Edit matched lines synchronously
Cache buffer information to start quickly
Shrink text size in buffers to view more
and more

Config example

(require 'swoop)
(global-set-key (kbd "C-o")   'swoop)
(global-set-key (kbd "C-M-o") 'swoop-multi)
(global-set-key (kbd "M-o")   'swoop-pcre-regexp)
(global-set-key (kbd "C-S-o") 'swoop-back-to-last-position)
(global-set-key (kbd "H-6")   'swoop-migemo) ;; Option for Japanese match

Swoop Edit Mode

During swoop, press [C-c C-e]
You can edit buffers synchronously.

Transition

;; isearch     > press [C-o] > swoop
;; evil-search > press [C-o] > swoop
;; swoop       > press [C-o] > swoop-multi
(define-key isearch-mode-map (kbd "C-o") 'swoop-from-isearch)
(define-key evil-motion-state-map (kbd "C-o") 'swoop-from-evil-search)
(define-key swoop-map (kbd "C-o") 'swoop-multi-from-swoop)

swoop > swoop-multi can also inherit PCRE or migemo condition.

Resume

Use last used query by pressing C-u M-x swoop

Require other elisp packages

async.el https://github.com/jwiegley/emacs-async

pcre2el.el https://github.com/joddie/pcre2el

ht.el https://github.com/Wilfred/ht.el

Options

Window configuration

;; t:   Show swoop lines within the current window
;; nil: Show swoop lines in another window
(setq swoop-window-split-current-window: nil)
;; Determine the split direction 'split-window-horizontally or 'split-window-vertically
(setq swoop-window-split-direction: 'split-window-vertically)

Font size change

;; Change whole buffer's font size (t or nil)
(setq swoop-font-size-change: t)
;; Font size (e.g. 0.8, 1.0, 1.5, 80, 135)
(setq swoop-font-size: 0.9)

Magnify around target line

;;
;; Enable around target lines magnifier (t or nil)
(setq swoop-use-target-magnifier: t)
;; Magnify area from target line
(setq swoop-use-target-magnifier-around: 10)
;; Font size for magnify area (e.g. 0.8, 1.0, 1.5, 80, 135)
(setq swoop-use-target-magnifier-size: 1.2)

Option for Japanese match by cmigemo command

;; Install cmigemo command
From https://github.com/koron/cmigemo  

If you use homebrew on Mac OSX  
`brew install cmigemo`

;; Specify the migemo-dict place in your system.
(defvar swoop-migemo-options
  "-q -e -d /usr/local/share/migemo/utf-8/migemo-dict")

yoojinl / emacs-swoop