From 8ffd4e47fb1c18088e554d31e8af88881517a201 Mon Sep 17 00:00:00 2001 From: "Yukihiro \"Matz\" Matsumoto" Date: Sat, 22 Sep 2018 23:05:52 +0900 Subject: Use `mrb_undef_value` for delete mark instead of shifting Hash entry table. That means entry table should be compacted periodically by `sg_compact()`. --- mrblib/hash.rb | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) (limited to 'mrblib') diff --git a/mrblib/hash.rb b/mrblib/hash.rb index 96029a230..eba92ba4a 100644 --- a/mrblib/hash.rb +++ b/mrblib/hash.rb @@ -55,10 +55,9 @@ class Hash # ISO 15.2.13.4.8 def delete(key, &block) if block && !self.has_key?(key) - block.call(key) - else - self.__delete(key) + return block.call(key) end + self.__delete(key) end ## @@ -335,11 +334,8 @@ class Hash # h["AA"] #=> "b" # def rehash - h = {} - self.each{|k,v| - h[k] = v - } - self.replace(h) + self.size + self end end -- cgit v1.2.3