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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
edition = "2023";
package rust_unittest_proto3_optional;
option java_multiple_files = true;
option java_package = "com.google.protobuf.testing.proto";
message TestProto3Optional {
message NestedMessage {
// The field name "b" fails to compile in proto1 because it conflicts with
// a local variable named "b" in one of the generated methods. Doh.
// This file needs to compile in proto1 to test backwards-compatibility.
int32 bb = 1;
}
enum NestedEnum {
UNSPECIFIED = 0;
FOO = 1;
BAR = 2;
BAZ = 3;
NEG = -1; // Intentionally negative.
}
// Singular
int32 optional_int32 = 1;
int64 optional_int64 = 2;
uint32 optional_uint32 = 3;
uint64 optional_uint64 = 4;
sint32 optional_sint32 = 5;
sint64 optional_sint64 = 6;
fixed32 optional_fixed32 = 7;
fixed64 optional_fixed64 = 8;
sfixed32 optional_sfixed32 = 9;
sfixed64 optional_sfixed64 = 10;
float optional_float = 11;
double optional_double = 12;
bool optional_bool = 13;
string optional_string = 14;
bytes optional_bytes = 15;
string optional_cord = 16 [ctype = CORD];
NestedMessage optional_nested_message = 18;
NestedMessage lazy_nested_message = 19 [lazy = true];
NestedEnum optional_nested_enum = 21;
// Add some non-optional fields to verify we can mix them.
int32 singular_int32 = 22 [features.field_presence = IMPLICIT];
int64 singular_int64 = 23 [features.field_presence = IMPLICIT];
}
message TestProto3OptionalMessage {
message NestedMessage {
string s = 1 [features.field_presence = IMPLICIT];
}
NestedMessage nested_message = 1;
NestedMessage optional_nested_message = 2;
}
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