[nongnu] elpa/anzu 09cc87ad9b 228/288: Merge pull request #66 from syohex/replace-threshold

[ELPA Syncer]

branch: elpa/anzu
commit 09cc87ad9bcaceb4665d7162990aa8d4053d4951
Merge: 6fded24b36 f2aad769c1
Author: Syohei YOSHIDA <syohex@gmail.com>
Commit: Syohei YOSHIDA <syohex@gmail.com>

    Merge pull request #66 from syohex/replace-threshold
    
    Add replacement overlay threshold customize variable
---
 README.md | 22 +++++++++++++---------
 anzu.el   | 15 +++++++++++++--
 2 files changed, 26 insertions(+), 11 deletions(-)

diff --git a/README.md b/README.md
index 7abf3912ed..8f6be8f448 100644
--- a/README.md
+++ b/README.md
@@ -14,13 +14,13 @@ information in the mode-line in various search modes.
 
 ## Requirements
 
-* Emacs 24 or higher
-* `cl-lib` 0.5 or higher (you don't need to install `cl-lib` if you use Emacs 
24.3 or higher)
+- Emacs 24 or higher
+- `cl-lib` 0.5 or higher (you don't need to install `cl-lib` if you use Emacs 
24.3 or higher)
 
 
 ## Installation
 
-You can install `anzu.el` from [MELPA](http://melpa.org/) with `package.el`
+You can install `anzu.el` from [MELPA](https://melpa.org/) with `package.el`
 
 ```
  M-x package-install anzu
@@ -29,20 +29,20 @@ You can install `anzu.el` from [MELPA](http://melpa.org/) 
with `package.el`
 
 ## Basic Usage
 
-#### `anzu-mode`
+#### `global-anzu-mode`
 
-Enable anzu minor mode:
+Enable global anzu mode:
 
 ```lisp
-(anzu-mode +1)
+(global-anzu-mode +1)
 ```
 
-#### `global-anzu-mode`
+#### `anzu-mode`
 
-Enable global anzu mode:
+Enable anzu minor mode:
 
 ```lisp
-(global-anzu-mode +1)
+(anzu-mode +1)
 ```
 
 #### `anzu-query-replace`
@@ -160,6 +160,9 @@ If this value is `nil`, `anzu.el` counts all words.
 
 ![anzu-threshold](image/anzu-threshold.png)
 
+#### `anzu-replace-threshold`(Default is `nil`)
+
+Threshold of replacement overlay. If this value is `nil`,
 
 #### `anzu-minimum-input-length`(Default is 1)
 
@@ -196,6 +199,7 @@ Separator of `to` string.
  '(anzu-mode-lighter "")
  '(anzu-deactivate-region t)
  '(anzu-search-threshold 1000)
+ '(anzu-replace-threshold 50)
  '(anzu-replace-to-string-separator " => "))
 ```
 
diff --git a/anzu.el b/anzu.el
index f091ce4355..6b6641f84e 100644
--- a/anzu.el
+++ b/anzu.el
@@ -1,6 +1,6 @@
 ;;; anzu.el --- Show number of matches in mode-line while searching -*- 
lexical-binding: t; -*-
 
-;; Copyright (C) 2015 by Syohei YOSHIDA
+;; Copyright (C) 2016 by Syohei YOSHIDA
 
 ;; Author: Syohei YOSHIDA <syohex@gmail.com>
 ;; URL: https://github.com/syohex/emacs-anzu
@@ -66,6 +66,12 @@
                  (boolean :tag "No threshold" nil))
   :group 'anzu)
 
+(defcustom anzu-replace-threshold nil
+  "Limit of replacement overlays."
+  :type '(choice (integer :tag "Threshold of replacement overlays")
+                 (boolean :tag "No threshold" nil))
+  :group 'anzu)
+
 (defcustom anzu-use-migemo nil
   "Flag of using migemo"
   :type 'boolean
@@ -555,7 +561,12 @@
   (cl-loop for ov in (overlays-in beg end)
            when (overlay-get ov 'anzu-replace)
            collect ov into anzu-overlays
-           finally return (sort anzu-overlays 'anzu--overlay-sort)))
+           finally
+           return
+           (let ((sorted (sort anzu-overlays 'anzu--overlay-sort)))
+             (if anzu-replace-threshold
+                 (cl-subseq sorted 0 (min (length sorted) 
anzu-replace-threshold))
+               sorted))))
 
 (defsubst anzu--propertize-to-string (str)
   (let ((separator (or anzu-replace-to-string-separator "")))