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Document how to view the current value for options

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Aaron Bull Schaefer 2019-03-18 08:14:46 -07:00
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doc/pages/options.asciidoc
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@ -317,3 +317,22 @@ are exclusively available to built-in options.
Controls which messages will be displayed in the startup info box, only messages
relating to a Kakoune version greater than this value will be displayed. Versions
are written as a single number: Like `20180413` for version `2018.04.13`
== Current values
The current value for an option can be viewed using
<<expansions#option-expansions, `:doc expansions option-expansions`>>.
For example, the current value of the `BOM` option can be displayed in the
status line using the `echo` command:
--------------
echo %opt{BOM}
--------------
The current values for all options can be dumped to the *\*debug*\* buffer using
the following command:
-------------
debug options
-------------