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-rw-r--r--runtime/doc/options.txt12
1 files changed, 12 insertions, 0 deletions
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index efab64802..9cff98da7 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -7339,6 +7339,18 @@ A jump table for the options with a short description can be found at |Q_op|.
Note that there is no '%' before the closing '}'. The
expression cannot contain a '}' character, call a function to
work around that. See |stl-%{| below.
+ {% - This is almost same as { except the result of the expression is
+ re-evaluated as a statusline format string. Thus if the
+ return value of expr contains % items they will get expanded.
+ The expression can contain the } character, the end of
+ expression is denoted by %}.
+ The For example: >
+ func! Stl_filename() abort
+ return "%t"
+ endfunc
+< `stl=%{Stl_filename()}` results in `"%t"`
+ `stl=%{%Stl_filename()%}` results in `"Name of current file"`
+ } - End of `{%` expression
( - Start of item group. Can be used for setting the width and
alignment of a section. Must be followed by %) somewhere.
) - End of item group. No width fields allowed.