# File lib/git/object.rb, line 253 def self.new(base, objectish, type = nil, is_tag = false) if is_tag sha = base.lib.tag_sha(objectish) if sha == '' raise Git::GitTagNameDoesNotExist.new(objectish) end return Git::Object::Tag.new(base, sha, objectish) end type ||= base.lib.object_type(objectish) klass = case type when /blob/ then Blob when /commit/ then Commit when /tree/ then Tree end klass.new(base, objectish) end