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-rw-r--r--lib/pathname.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/pathname.rb b/lib/pathname.rb
index 45974545a6..1bc0063bb0 100644
--- a/lib/pathname.rb
+++ b/lib/pathname.rb
@@ -517,6 +517,7 @@ class Pathname
# # yields "usr", "bin", and "ruby".
#
def each_filename # :yield: filename
+ return to_enum(__method__) unless block_given?
prefix, names = split_names(@path)
names.each {|filename| yield filename }
nil