From: John Wiegley Date: Wed, 9 Mar 2016 23:32:22 +0000 (-0800) Subject: Change how /etc/NEWS presents character folding X-Git-Tag: emacs-25.0.93~111 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=83b2a2071460b7aa0d4460fec3d900a75ee51d9c;p=emacs.git Change how /etc/NEWS presents character folding * NEWS: Note that character folding is no longer the default. --- diff --git a/etc/NEWS b/etc/NEWS index c9d0b99ba62..5d831fde3ac 100644 --- a/etc/NEWS +++ b/etc/NEWS @@ -622,31 +622,30 @@ item as before. ** Search and Replace +++ -*** `isearch' and `query-replace' can now perform character folding in matches. -Isearch does that by default, while `query-replace' will do that if -the new variable `replace-character-fold' is customized to a non-nil -value. This is analogous to case folding, but instead of disregarding -case variants, it disregards wider classes of distinctions between -similar characters. (Case folding is a special case of character -folding.) This means many characters in the search string will match -entire groups of characters instead of just themselves. +*** `isearch' and `query-replace' can now perform character folding in +matches. Character folding is enabled by customizing +`search-default-mode' to the value `character-fold-to-regexp'. You +can also toggle character folding in the middle of a search by typing +`M-s ''. + +`query-replace' honors character folding this if the new variable +`replace-character-fold' is customized to a non-nil value. This is +analogous to case folding, but instead of disregarding case variants, +it disregards wider classes of distinctions between similar +characters. (Case folding is a special case of character folding.) +This means many characters in the search string will match entire +groups of characters instead of just themselves. For instance, the " will match all variants of double quotes (like “ and ”), and the letter a will match all of its accented cousins, even those composed of multiple characters, as well as many other symbols like ℀, ℁, ⒜, and ⓐ. -Character folding is enabled by customizing `search-default-mode' to -the value `character-fold-to-regexp'. If you want to turn character -folding off, customize the value of `search-default-mode' to the `nil' -value. You can also toggle character folding in the middle of a -search by typing `M-s ''. - +++ *** New user option `search-default-mode'. This option specifies the default mode for Isearch. The default -value, `character-fold-to-regexp' specifies that Isearch should fold -characters when searching. +value, nil specifies that Isearch does not fold characters when +searching. +++ *** New function `character-fold-to-regexp' can be used