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authorYegappan Lakshmanan <yegappan@yahoo.com>2021-12-26 10:51:39 +0000
committerBram Moolenaar <Bram@vim.org>2021-12-26 10:51:39 +0000
commit8bb65f230d3025037f34021a72616038da0601ee (patch)
tree1edaf57b7fbe5e3c30a174026f5389f8b98b7376 /runtime/doc/fold.txt
parentec86520f946a40d5c4a92d6a11d6928faa13abd4 (diff)
patch 8.2.3900: it is not easy to use a script-local function for an optionv8.2.3900
Problem: It is not easy to use a script-local function for an option. Solution: recognize s: and <SID> at the start of the expression. (Yegappan Lakshmanan, closes #9401)
Diffstat (limited to 'runtime/doc/fold.txt')
-rw-r--r--runtime/doc/fold.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/runtime/doc/fold.txt b/runtime/doc/fold.txt
index 274e472a5d..56c3c75c35 100644
--- a/runtime/doc/fold.txt
+++ b/runtime/doc/fold.txt
@@ -121,6 +121,11 @@ method can be very slow!
Try to avoid the "=", "a" and "s" return values, since Vim often has to search
backwards for a line for which the fold level is defined. This can be slow.
+If the 'foldexpr' expression starts with s: or |<SID>|, then it is replaced
+with the script ID (|local-function|). Example: >
+ set foldexpr=s:MyFoldExpr()
+ set foldexpr=<SID>SomeFoldExpr()
+<
An example of using "a1" and "s1": For a multi-line C comment, a line
containing "/*" would return "a1" to start a fold, and a line containing "*/"
would return "s1" to end the fold after that line: >
@@ -543,6 +548,8 @@ A closed fold is indicated with a '+'.
These characters can be changed with the 'fillchars' option.
+These characters can be changed with the 'fillchars' option.
+
Where the fold column is too narrow to display all nested folds, digits are
shown to indicate the nesting level.