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-rw-r--r--ruby/lib/google/protobuf/well_known_types.rb6
-rw-r--r--ruby/tests/well_known_types_test.rb6
2 files changed, 12 insertions, 0 deletions
diff --git a/ruby/lib/google/protobuf/well_known_types.rb b/ruby/lib/google/protobuf/well_known_types.rb
index 3e759591..2ee65bc2 100644
--- a/ruby/lib/google/protobuf/well_known_types.rb
+++ b/ruby/lib/google/protobuf/well_known_types.rb
@@ -155,6 +155,8 @@ module Google
Struct.class_eval do
def [](key)
self.fields[key].to_ruby
+ rescue NoMethodError
+ nil
end
def []=(key, value)
@@ -176,6 +178,10 @@ module Google
hash.each { |key, val| ret[key] = val }
ret
end
+
+ def has_key?(key)
+ self.fields.has_key?(key)
+ end
end
ListValue.class_eval do
diff --git a/ruby/tests/well_known_types_test.rb b/ruby/tests/well_known_types_test.rb
index 240281e7..f35f7b13 100644
--- a/ruby/tests/well_known_types_test.rb
+++ b/ruby/tests/well_known_types_test.rb
@@ -60,6 +60,9 @@ class TestWellKnownTypes < Test::Unit::TestCase
assert_equal(Google::Protobuf::ListValue.from_a(sublist),
struct["sublist"])
+ assert_equal true, struct.has_key?("null")
+ assert_equal false, struct.has_key?("missing_key")
+
should_equal = {
"number" => 12345,
"boolean-true" => true,
@@ -82,6 +85,9 @@ class TestWellKnownTypes < Test::Unit::TestCase
# to_h returns a fully-flattened Ruby structure (Hash and Array).
assert_equal(should_equal, struct.to_h)
+ # Test that we can safely access a missing key
+ assert_equal(nil, struct["missing_key"])
+
# Test that we can assign Struct and ListValue directly.
struct["substruct"] = Google::Protobuf::Struct.from_hash(substruct)
struct["sublist"] = Google::Protobuf::ListValue.from_a(sublist)