1// Copyright (C) 2014 Google Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#include <libaddressinput/address_problem.h>
16
17#include <libaddressinput/util/basictypes.h>
18
19#include <cstddef>
20#include <ostream>
21
22using i18n::addressinput::AddressProblem;
23using i18n::addressinput::UNEXPECTED_FIELD;
24using i18n::addressinput::USES_P_O_BOX;
25
26std::ostream& operator<<(std::ostream& o, AddressProblem problem) {
27  static const char* const kProblemNames[] = {
28    "UNEXPECTED_FIELD",
29    "MISSING_REQUIRED_FIELD",
30    "UNKNOWN_VALUE",
31    "INVALID_FORMAT",
32    "MISMATCHING_VALUE",
33    "USES_P_O_BOX"
34  };
35  COMPILE_ASSERT(UNEXPECTED_FIELD == 0, bad_base);
36  COMPILE_ASSERT(USES_P_O_BOX == arraysize(kProblemNames) - 1, bad_length);
37
38  if (problem < 0 || static_cast<size_t>(problem) >= arraysize(kProblemNames)) {
39    o << "[INVALID ENUM VALUE " << static_cast<int>(problem) << "]";
40  } else {
41    o << kProblemNames[problem];
42  }
43  return o;
44}
45