1 // Copyright 2017 The Abseil Authors.
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 // https://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 "absl/base/log_severity.h"
16
17 #include <ostream>
18
19 #include "absl/base/attributes.h"
20 #include "absl/base/config.h"
21
22 namespace absl {
23 ABSL_NAMESPACE_BEGIN
24
operator <<(std::ostream & os,absl::LogSeverity s)25 std::ostream& operator<<(std::ostream& os, absl::LogSeverity s) {
26 if (s == absl::NormalizeLogSeverity(s)) return os << absl::LogSeverityName(s);
27 return os << "absl::LogSeverity(" << static_cast<int>(s) << ")";
28 }
29
operator <<(std::ostream & os,absl::LogSeverityAtLeast s)30 std::ostream& operator<<(std::ostream& os, absl::LogSeverityAtLeast s) {
31 switch (s) {
32 case absl::LogSeverityAtLeast::kInfo:
33 case absl::LogSeverityAtLeast::kWarning:
34 case absl::LogSeverityAtLeast::kError:
35 case absl::LogSeverityAtLeast::kFatal:
36 return os << ">=" << static_cast<absl::LogSeverity>(s);
37 case absl::LogSeverityAtLeast::kInfinity:
38 return os << "INFINITY";
39 }
40 return os;
41 }
42
operator <<(std::ostream & os,absl::LogSeverityAtMost s)43 std::ostream& operator<<(std::ostream& os, absl::LogSeverityAtMost s) {
44 switch (s) {
45 case absl::LogSeverityAtMost::kInfo:
46 case absl::LogSeverityAtMost::kWarning:
47 case absl::LogSeverityAtMost::kError:
48 case absl::LogSeverityAtMost::kFatal:
49 return os << "<=" << static_cast<absl::LogSeverity>(s);
50 case absl::LogSeverityAtMost::kNegativeInfinity:
51 return os << "NEGATIVE_INFINITY";
52 }
53 return os;
54 }
55 ABSL_NAMESPACE_END
56 } // namespace absl
57