Document the return value of LT::Functor::Rule::insert

diff --git a/lib/LaTeX/TikZ/Functor/Rule.pm b/lib/LaTeX/TikZ/Functor/Rule.pm
index 0962e90b9aa8ecbda60e647c36f149ee2c7ecc73..bccbb48d739707e5a5f416d4356c98533596416d 100644 (file)
--- a/lib/LaTeX/TikZ/Functor/Rule.pm
+++ b/lib/LaTeX/TikZ/Functor/Rule.pm
@@ -129,6 +129,8 @@ If C<$replace> is false, then the rule will be appended to the C<@list> ; except
 If C<$replace> is true, then the rule will replace the first rule in the list that is a subclass or that consumes the role denoted by the target.
 All the subsequent rules in the list that inherit or consume the target will be removed.
 
+Returns true if and only if an existent rule was replaced.
+
 =cut
 
 sub insert {