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Clarify which parts of Kakoune the extra_word_chars option affects.

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Also, document the "empty option implies underscore" quirk.
This commit is contained in:
Tim Allen 2021-06-09 17:50:03 +10:00
parent d758bbf09b
commit b228232de7
3 changed files with 13 additions and 7 deletions
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5
doc/pages/keys.asciidoc
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@ -95,8 +95,9 @@ it when pasting text.
== Movement
'word' is a sequence of alphanumeric characters or underscore, and 'WORD'
is a sequence of non whitespace characters. Generally, a movement on its own
'word' is a sequence of alphanumeric characters, or those in the `extra_word_chars`
option (see <<options#builtin-options,`:doc options builtin-options`>>).
'WORD' is a sequence of non whitespace characters. Generally, a movement on its own
will move each selection to cover the text moved over, while holding down
the Shift modifier and moving will extend each selection instead.

6
doc/pages/options.asciidoc
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@ -273,7 +273,11 @@ are exclusively available to built-in options.
*extra_word_chars* `codepoint-list`::
a list of all additional codepoints that should be considered
as word character. This must be set on the buffer, not the window,
part of a word, for the purposes of the `w`, `b`, and `e` commands
(See <<keys#movement,`:doc keys movement`>>).
If this option is empty, Kakoune pretends it contains an
underscore, otherwise the value is used as-is.
This must be set on the buffer, not the window,
for word completion to offer words containing these codepoints.
*matching_pairs* `codepoint-list`::

9
doc/pages/regex.asciidoc
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@ -56,10 +56,11 @@ characters, the `-` character, and the `+` character.
Supported character class escapes are:
* `\d` which matches all digits.
* `\w` which matches all word characters.
* `\s` which matches all whitespace characters.
* `\h` which matches all horizontal whitespace characters.
* `\d` which matches digits 0-9.
* `\w` which matches word characters A-Z, a-z, 0-9 and underscore
(ignoring the `extra_word_chars` option).
* `\s` which matches all Unicode whitespace characters.
* `\h` which matches whitespace except Vertical Tab and line-breaks.
Using an upper case letter instead of a lower case one will negate
the character class. For example, `\D` will match every non-digit