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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 == Movement
'word' is a sequence of alphanumeric characters or underscore, and 'WORD' 'word' is a sequence of alphanumeric characters, or those in the `extra_word_chars`
is a sequence of non whitespace characters. Generally, a movement on its own 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 will move each selection to cover the text moved over, while holding down
the Shift modifier and moving will extend each selection instead. 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`:: *extra_word_chars* `codepoint-list`::
a list of all additional codepoints that should be considered 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. for word completion to offer words containing these codepoints.
*matching_pairs* `codepoint-list`:: *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: Supported character class escapes are:
* `\d` which matches all digits. * `\d` which matches digits 0-9.
* `\w` which matches all word characters. * `\w` which matches word characters A-Z, a-z, 0-9 and underscore
* `\s` which matches all whitespace characters. (ignoring the `extra_word_chars` option).
* `\h` which matches all horizontal whitespace characters. * `\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 Using an upper case letter instead of a lower case one will negate
the character class. For example, `\D` will match every non-digit the character class. For example, `\D` will match every non-digit