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-rw-r--r--doc/ranger.pod8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/ranger.pod b/doc/ranger.pod
index 0fd5cc47..4b44fc92 100644
--- a/doc/ranger.pod
+++ b/doc/ranger.pod
@@ -985,6 +985,14 @@ all directories above the current one as well?
 
 Enable mouse input?
 
+=item nested_ranger_warning [string]
+
+Warn at startup if C<RANGER_LEVEL> is greater than 0, in other words give a
+warning when you nest ranger in a subshell started by ranger. Allowed values
+are C<true>, C<false> and C<error>. The special value C<error> promotes the
+warning to an error, this is usually shown as red text but will crash ranger
+when run with the C<--debug> flag.
+
 =item one_indexed [bool]
 
 Start line numbers from 1.  Possible values are: