(Minor): Change example in docs to work around a bug

Currently, the example fails confusingly for newer versions of `tput`. See gokcehan#718.
ilyagr · Oct 23, 2022 · d6164c2 · d6164c2
1 parent 904113b
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diff --git a/doc.go b/doc.go
@@ -1204,7 +1204,8 @@ So now you can display a message in the current client by calling the following
 Since lf does not have control flow syntax, remote commands are used for such needs.
 For example, you can configure the number of columns in the ui with respect to the terminal width as follows:
 
-	cmd recol %{{
+	cmd recol ${{
+	    # Use ${{ instead of %{{ to work around https://github.com/gokcehan/lf/issues/718.
 	    w=$(tput cols)
 	    if [ $w -le 80 ]; then
 	        lf -remote "send $id set ratios 1:2"

diff --git a/docstring.go b/docstring.go
diff --git a/lf.1 b/lf.1
@@ -1435,7 +1435,8 @@ All clients have a unique id number but you may not be aware of the id number wh
 Since lf does not have control flow syntax, remote commands are used for such needs. For example, you can configure the number of columns in the ui with respect to the terminal width as follows:
 .PP
 .EX
-    cmd recol %{{
+    cmd recol ${{
+        # Use ${{ instead of %{{ to work around https://github.com/gokcehan/lf/issues/718.
         w=$(tput cols)
         if [ $w -le 80 ]; then
             lf -remote "send $id set ratios 1:2"