diff options
| -rw-r--r-- | NEWS | 1 | ||||
| -rw-r--r-- | lib/ostruct.rb | 14 | ||||
| -rw-r--r-- | test/ostruct/test_ostruct.rb | 7 |
3 files changed, 22 insertions, 0 deletions
@@ -118,6 +118,7 @@ with all sufficient information, see the ChangeLog file. * ostruct * new methods: + * OpenStruct#each_pair * OpenStruct#to_h converts the struct to a hash. * pathname diff --git a/lib/ostruct.rb b/lib/ostruct.rb index 894abce89f..e22fca3e46 100644 --- a/lib/ostruct.rb +++ b/lib/ostruct.rb @@ -114,6 +114,20 @@ class OpenStruct end # + # Yields all attributes (as a symbol) along with the corresponding values + # or returns an enumerator if not block is given. + # Example: + # + # require 'ostruct' + # data = OpenStruct.new("country" => "Australia", :population => 20_000_000) + # data.each_pair.to_a # => [[:country, "Australia"], [:population, 20000000]] + # + def each_pair + return to_enum __method__ unless block_given? + @table.each_pair{|p| yield p} + end + + # # Provides marshalling support for use by the Marshal library. # def marshal_dump diff --git a/test/ostruct/test_ostruct.rb b/test/ostruct/test_ostruct.rb index 1826e40e53..9b125fc055 100644 --- a/test/ostruct/test_ostruct.rb +++ b/test/ostruct/test_ostruct.rb @@ -85,4 +85,11 @@ class TC_OpenStruct < Test::Unit::TestCase assert_equal(h, OpenStruct.new("name" => "John Smith", "age" => 70, pension: 300).to_h) end + + def test_each_pair + h = {name: "John Smith", age: 70, pension: 300} + os = OpenStruct.new(h) + assert_equal '#<Enumerator: #<OpenStruct name="John Smith", age=70, pension=300>:each_pair>', os.each_pair.inspect + assert_equal [[:name, "John Smith"], [:age, 70], [:pension, 300]], os.each_pair.to_a + end end |