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Update _regex_words notes, and pattern notes

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Joe Bloggs 2014-07-06 12:12:43 +01:00
parent f01f6a11ff
commit e60360b0e1
1 changed files with 6 additions and 6 deletions
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@ -300,10 +300,10 @@ like this: "$somevar"$'\0'
The regular expression syntax for patterns seems to be a bit different from normal regular expressions,
and I can't find documentation anywhere.
However I have managed to work out what the following special chars are for:
| * | wildcard - any number of chars |
| ? | wildcard - single char |
| # | zero or more of the previous char (like * in a normal regular expression) |
| ## | one or more of the previous char (like + in a normal regular expression) |
| * | wildcard - any number of chars |
| ? | wildcard - single char |
| # | zero or more of the previous thing (like * in a normal regular expression) |
| ## | one or more of the previous thing (like + in a normal regular expression) |
*** _regex_words
The _regex_words function makes it much easier to create specifications for _regex_arguments.
The results of calling _regex_words can be stored in a variable which can then be used instead
@ -311,8 +311,8 @@ of a specification for _regex_arguments.
To create a specification using _regex_words you supply it with a tag followed by a description followed by a list
of specifications for individual words. These specifications take the form 'WORD:DESCRIPTION:SPEC' where WORD is the
word to be completed, DESCRIPTION is a description for it, and SPEC can be another variable created by _regex_words
specifying words that come after the current word or blank if there are no further words.
word to be completed, DESCRIPTION is a description for it, and SPEC specifies words that come after WORD.
SPEC can be another variable created by _regex_words or a _regex_arguments specification, or left blank.
For example:
#+BEGIN_SRC sh
_regex_words subcmd 'The subcommand' 'foo:do foo' 'bar:do bar' 'far:do far'