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[elpa] master 8dc221c 1/2: auto-correct: Changed default predicate to a
From: |
Ian Dunn |
Subject: |
[elpa] master 8dc221c 1/2: auto-correct: Changed default predicate to a function and added examples |
Date: |
Mon, 9 Oct 2017 20:10:45 -0400 (EDT) |
branch: master
commit 8dc221cee47091b04f05a58d434550675b0c14bc
Author: Ian Dunn <address@hidden>
Commit: Ian Dunn <address@hidden>
auto-correct: Changed default predicate to a function and added examples
* packages/auto-correct/auto-correct.el (Commentary): Added predicate
examples
(auto-correct--default-predicate): New defun
(auto-correct-predicate): Make it the default
(auto-correct-expand-p): Don't check for predicate being nil
---
packages/auto-correct/auto-correct.el | 46 ++++++++++++++++++++++++++++++-----
1 file changed, 40 insertions(+), 6 deletions(-)
diff --git a/packages/auto-correct/auto-correct.el
b/packages/auto-correct/auto-correct.el
index 73b41a4..a792724 100644
--- a/packages/auto-correct/auto-correct.el
+++ b/packages/auto-correct/auto-correct.el
@@ -36,10 +36,33 @@
;; from then on.
;; Corrections are only made when `auto-correct-mode' is enabled. Expansion is
-;; case-insensitive, so trying to fix alice as Alice won't work.
+;; case-insensitive, so trying to fix alice as Alice won't work. Use the
+;; captain package for this instead.
-;; For more fine-grained control over when corrections are made, set the
-;; buffer-local variable `auto-correct-predicate'.
+;; Auto-correct is controlled further by `auto-correct-predicate'. In order to
+;; enable auto-correct in a given buffer, the function to which
+;; `auto-correct-predicate' is set must return true at the current point.
+
+;; For example, the following will tell auto-correct to only correct mistakes
in
+;; a programming mode buffer that fall within a comment:
+
+;; (add-hook 'prog-mode-hook
+;; (lambda ()
+;; (setq auto-correct-predicate (lambda () (nth 8 (syntax-ppss
(point)))))))
+
+;; Or for text modes, work all the time:
+
+;; (add-hook 'text-mode-hook
+;; (lambda ()
+;; (setq auto-correct-predicate (lambda () t))))
+
+;; Or don't work in source blocks in Org mode:
+
+;; (add-hook
+;; 'org-mode-hook
+;; (lambda ()
+;; (setq auto-correct-predicate
+;; (lambda () (not (org-in-src-block-p))))))
;; Behind the scenes, auto-correct uses an abbrev table, so in order to clean
;; out or modify any fixes auto-correct has learned, use `list-abbrevs'. This
@@ -75,19 +98,30 @@
;; Core Functionality
-(defvar-local auto-correct-predicate nil
+(defun auto-correct--default-predicate ()
+ "The default predicate for determining whether auto-correct should run.
+
+Disabled by default."
+ nil)
+
+(defvar-local auto-correct-predicate #'auto-correct--default-predicate
"Predicate to check whether automatic corrections should be made.
This should be a function of no arguments that returns non-nil if
auto-correct should operate on the current text.
-This is nil by default so auto-correct must be explicitly enabled.")
+This is buffer-local so it can be set to a value that works best
+with each different mode.
+
+This is `auto-correct--default-predicate' by default, which keeps
+auto-correct disabled. This is to prevent auto-correct from
+happening all the time.")
(defun auto-correct-expand-p ()
"Return non-nil if auto-correct should operate on the current point.
To customize this behavior, set `auto-correct-predicate'."
- (when auto-correct-predicate (funcall auto-correct-predicate)))
+ (funcall auto-correct-predicate))
(define-abbrev-table 'auto-correct-abbrev-table nil
"Abbrev table where automatic corrections are stored."