[DOC] Mention the edge case of `any?`/`all?`

1 files changed, 6 insertions, 1 deletions

diff --git a/enum.c b/enum.c
index 490b5e4fc8..6fc2fc9b17 100644
--- a/enum.c
+++ b/enum.c
@@ -1757,6 +1757,9 @@ DEFINE_ENUMFUNCS(all)
  *
  *  Returns whether every element meets a given criterion.
  *
+ *  If +self+ has no element, returns +true+ and argument or block
+ *  are not used.
+ *
  *  With no argument and no block,
  *  returns whether every element is truthy:
  *
@@ -1818,6 +1821,9 @@ DEFINE_ENUMFUNCS(any)
  *
  *  Returns whether any element meets a given criterion.
  *
+ *  If +self+ has no element, returns +false+ and argument or block
+ *  are not used.
+ *
  *  With no argument and no block,
  *  returns whether any element is truthy:
  *
@@ -1848,7 +1854,6 @@ DEFINE_ENUMFUNCS(any)
  *    {foo: 0, bar: 1, baz: 2}.any? {|key, value| value < 1 } # => true
  *    {foo: 0, bar: 1, baz: 2}.any? {|key, value| value < 0 } # => false
  *
- *
  *  Related: #all?, #none?, #one?.
  */