Update runtime files.
diff --git a/runtime/doc/change.txt b/runtime/doc/change.txt
index 1ad2930..1670db6 100644
--- a/runtime/doc/change.txt
+++ b/runtime/doc/change.txt
@@ -1447,7 +1447,7 @@
program.
*format-formatexpr*
-The 'formatexpr' option can be set to a Vim Script function that performs
+The 'formatexpr' option can be set to a Vim script function that performs
reformatting of the buffer. This should usually happen in an |ftplugin|,
since formatting is highly dependent on the type of file. It makes
sense to use an |autoload| script, so the corresponding script is only loaded
@@ -1481,7 +1481,7 @@
You can then enable the formatting by executing: >
setlocal formatexpr=format#Format()
->
+
Note: this function explicitly returns non-zero when called from insert mode
(which basically means, text is inserted beyond the 'textwidth' limit). This
causes Vim to fall back to reformat the text by using the internal formatter.