diff options
Diffstat (limited to 'lib/set.rb')
| -rw-r--r-- | lib/set.rb | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/set.rb b/lib/set.rb index db57594d0a..f00cfac0c5 100644 --- a/lib/set.rb +++ b/lib/set.rb @@ -91,9 +91,9 @@ class Set def do_with_enum(enum, &block) # :nodoc: if enum.respond_to?(:each_entry) - enum.each_entry(&block) + enum.each_entry(&block) if block elsif enum.respond_to?(:each) - enum.each(&block) + enum.each(&block) if block else raise ArgumentError, "value must be enumerable" end @@ -149,12 +149,12 @@ class Set def replace(enum) if enum.instance_of?(self.class) @hash.replace(enum.instance_variable_get(:@hash)) + self else + do_with_enum(enum) clear merge(enum) end - - self end # Converts the set to an array. The order of elements is uncertain. |