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authoranastasy888 <anastasy888@yandex-team.ru>2022-02-10 16:45:54 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:54 +0300
commit49f765d71da452ea93138a25559dfa68dd76c7f3 (patch)
tree1016041feb637349e401dcc0fa85217dd2c2c639 /contrib/restricted/abseil-cpp/absl/flags/marshalling.cc
parent7353a3fdea9c67c256980c00a2b3b67f09b23a27 (diff)
downloadydb-49f765d71da452ea93138a25559dfa68dd76c7f3.tar.gz
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/flags/marshalling.cc')
-rw-r--r--contrib/restricted/abseil-cpp/absl/flags/marshalling.cc436
1 files changed, 218 insertions, 218 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/flags/marshalling.cc b/contrib/restricted/abseil-cpp/absl/flags/marshalling.cc
index 81f9cebd6f..ce07bf7ff1 100644
--- a/contrib/restricted/abseil-cpp/absl/flags/marshalling.cc
+++ b/contrib/restricted/abseil-cpp/absl/flags/marshalling.cc
@@ -1,241 +1,241 @@
-//
-// Copyright 2019 The Abseil Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "absl/flags/marshalling.h"
-
+//
+// Copyright 2019 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "absl/flags/marshalling.h"
+
#include <stddef.h>
#include <cmath>
-#include <limits>
+#include <limits>
#include <string>
-#include <type_traits>
+#include <type_traits>
#include <vector>
-
+
#include "absl/base/config.h"
#include "absl/base/log_severity.h"
-#include "absl/base/macros.h"
+#include "absl/base/macros.h"
#include "absl/strings/ascii.h"
-#include "absl/strings/match.h"
-#include "absl/strings/numbers.h"
-#include "absl/strings/str_cat.h"
-#include "absl/strings/str_format.h"
-#include "absl/strings/str_join.h"
-#include "absl/strings/str_split.h"
+#include "absl/strings/match.h"
+#include "absl/strings/numbers.h"
+#include "absl/strings/str_cat.h"
+#include "absl/strings/str_format.h"
+#include "absl/strings/str_join.h"
+#include "absl/strings/str_split.h"
#include "absl/strings/string_view.h"
-
-namespace absl {
+
+namespace absl {
ABSL_NAMESPACE_BEGIN
-namespace flags_internal {
-
-// --------------------------------------------------------------------
-// AbslParseFlag specializations for boolean type.
-
-bool AbslParseFlag(absl::string_view text, bool* dst, std::string*) {
- const char* kTrue[] = {"1", "t", "true", "y", "yes"};
- const char* kFalse[] = {"0", "f", "false", "n", "no"};
- static_assert(sizeof(kTrue) == sizeof(kFalse), "true_false_equal");
-
- text = absl::StripAsciiWhitespace(text);
-
- for (size_t i = 0; i < ABSL_ARRAYSIZE(kTrue); ++i) {
- if (absl::EqualsIgnoreCase(text, kTrue[i])) {
- *dst = true;
- return true;
- } else if (absl::EqualsIgnoreCase(text, kFalse[i])) {
- *dst = false;
- return true;
- }
- }
- return false; // didn't match a legal input
-}
-
-// --------------------------------------------------------------------
-// AbslParseFlag for integral types.
-
-// Return the base to use for parsing text as an integer. Leading 0x
-// puts us in base 16. But leading 0 does not put us in base 8. It
-// caused too many bugs when we had that behavior.
-static int NumericBase(absl::string_view text) {
- const bool hex = (text.size() >= 2 && text[0] == '0' &&
- (text[1] == 'x' || text[1] == 'X'));
- return hex ? 16 : 10;
-}
-
-template <typename IntType>
+namespace flags_internal {
+
+// --------------------------------------------------------------------
+// AbslParseFlag specializations for boolean type.
+
+bool AbslParseFlag(absl::string_view text, bool* dst, std::string*) {
+ const char* kTrue[] = {"1", "t", "true", "y", "yes"};
+ const char* kFalse[] = {"0", "f", "false", "n", "no"};
+ static_assert(sizeof(kTrue) == sizeof(kFalse), "true_false_equal");
+
+ text = absl::StripAsciiWhitespace(text);
+
+ for (size_t i = 0; i < ABSL_ARRAYSIZE(kTrue); ++i) {
+ if (absl::EqualsIgnoreCase(text, kTrue[i])) {
+ *dst = true;
+ return true;
+ } else if (absl::EqualsIgnoreCase(text, kFalse[i])) {
+ *dst = false;
+ return true;
+ }
+ }
+ return false; // didn't match a legal input
+}
+
+// --------------------------------------------------------------------
+// AbslParseFlag for integral types.
+
+// Return the base to use for parsing text as an integer. Leading 0x
+// puts us in base 16. But leading 0 does not put us in base 8. It
+// caused too many bugs when we had that behavior.
+static int NumericBase(absl::string_view text) {
+ const bool hex = (text.size() >= 2 && text[0] == '0' &&
+ (text[1] == 'x' || text[1] == 'X'));
+ return hex ? 16 : 10;
+}
+
+template <typename IntType>
inline bool ParseFlagImpl(absl::string_view text, IntType& dst) {
- text = absl::StripAsciiWhitespace(text);
-
+ text = absl::StripAsciiWhitespace(text);
+
return absl::numbers_internal::safe_strtoi_base(text, &dst,
NumericBase(text));
-}
-
-bool AbslParseFlag(absl::string_view text, short* dst, std::string*) {
- int val;
+}
+
+bool AbslParseFlag(absl::string_view text, short* dst, std::string*) {
+ int val;
if (!ParseFlagImpl(text, val)) return false;
- if (static_cast<short>(val) != val) // worked, but number out of range
- return false;
- *dst = static_cast<short>(val);
- return true;
-}
-
-bool AbslParseFlag(absl::string_view text, unsigned short* dst, std::string*) {
- unsigned int val;
+ if (static_cast<short>(val) != val) // worked, but number out of range
+ return false;
+ *dst = static_cast<short>(val);
+ return true;
+}
+
+bool AbslParseFlag(absl::string_view text, unsigned short* dst, std::string*) {
+ unsigned int val;
if (!ParseFlagImpl(text, val)) return false;
- if (static_cast<unsigned short>(val) !=
- val) // worked, but number out of range
- return false;
- *dst = static_cast<unsigned short>(val);
- return true;
-}
-
-bool AbslParseFlag(absl::string_view text, int* dst, std::string*) {
+ if (static_cast<unsigned short>(val) !=
+ val) // worked, but number out of range
+ return false;
+ *dst = static_cast<unsigned short>(val);
+ return true;
+}
+
+bool AbslParseFlag(absl::string_view text, int* dst, std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-bool AbslParseFlag(absl::string_view text, unsigned int* dst, std::string*) {
+}
+
+bool AbslParseFlag(absl::string_view text, unsigned int* dst, std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-bool AbslParseFlag(absl::string_view text, long* dst, std::string*) {
+}
+
+bool AbslParseFlag(absl::string_view text, long* dst, std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-bool AbslParseFlag(absl::string_view text, unsigned long* dst, std::string*) {
+}
+
+bool AbslParseFlag(absl::string_view text, unsigned long* dst, std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-bool AbslParseFlag(absl::string_view text, long long* dst, std::string*) {
+}
+
+bool AbslParseFlag(absl::string_view text, long long* dst, std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-bool AbslParseFlag(absl::string_view text, unsigned long long* dst,
- std::string*) {
+}
+
+bool AbslParseFlag(absl::string_view text, unsigned long long* dst,
+ std::string*) {
return ParseFlagImpl(text, *dst);
-}
-
-// --------------------------------------------------------------------
-// AbslParseFlag for floating point types.
-
-bool AbslParseFlag(absl::string_view text, float* dst, std::string*) {
- return absl::SimpleAtof(text, dst);
-}
-
-bool AbslParseFlag(absl::string_view text, double* dst, std::string*) {
- return absl::SimpleAtod(text, dst);
-}
-
-// --------------------------------------------------------------------
-// AbslParseFlag for strings.
-
-bool AbslParseFlag(absl::string_view text, std::string* dst, std::string*) {
- dst->assign(text.data(), text.size());
- return true;
-}
-
-// --------------------------------------------------------------------
-// AbslParseFlag for vector of strings.
-
-bool AbslParseFlag(absl::string_view text, std::vector<std::string>* dst,
- std::string*) {
- // An empty flag value corresponds to an empty vector, not a vector
- // with a single, empty std::string.
- if (text.empty()) {
- dst->clear();
- return true;
- }
- *dst = absl::StrSplit(text, ',', absl::AllowEmpty());
- return true;
-}
-
-// --------------------------------------------------------------------
-// AbslUnparseFlag specializations for various builtin flag types.
-
-std::string Unparse(bool v) { return v ? "true" : "false"; }
-std::string Unparse(short v) { return absl::StrCat(v); }
-std::string Unparse(unsigned short v) { return absl::StrCat(v); }
-std::string Unparse(int v) { return absl::StrCat(v); }
-std::string Unparse(unsigned int v) { return absl::StrCat(v); }
-std::string Unparse(long v) { return absl::StrCat(v); }
-std::string Unparse(unsigned long v) { return absl::StrCat(v); }
-std::string Unparse(long long v) { return absl::StrCat(v); }
-std::string Unparse(unsigned long long v) { return absl::StrCat(v); }
-template <typename T>
-std::string UnparseFloatingPointVal(T v) {
+}
+
+// --------------------------------------------------------------------
+// AbslParseFlag for floating point types.
+
+bool AbslParseFlag(absl::string_view text, float* dst, std::string*) {
+ return absl::SimpleAtof(text, dst);
+}
+
+bool AbslParseFlag(absl::string_view text, double* dst, std::string*) {
+ return absl::SimpleAtod(text, dst);
+}
+
+// --------------------------------------------------------------------
+// AbslParseFlag for strings.
+
+bool AbslParseFlag(absl::string_view text, std::string* dst, std::string*) {
+ dst->assign(text.data(), text.size());
+ return true;
+}
+
+// --------------------------------------------------------------------
+// AbslParseFlag for vector of strings.
+
+bool AbslParseFlag(absl::string_view text, std::vector<std::string>* dst,
+ std::string*) {
+ // An empty flag value corresponds to an empty vector, not a vector
+ // with a single, empty std::string.
+ if (text.empty()) {
+ dst->clear();
+ return true;
+ }
+ *dst = absl::StrSplit(text, ',', absl::AllowEmpty());
+ return true;
+}
+
+// --------------------------------------------------------------------
+// AbslUnparseFlag specializations for various builtin flag types.
+
+std::string Unparse(bool v) { return v ? "true" : "false"; }
+std::string Unparse(short v) { return absl::StrCat(v); }
+std::string Unparse(unsigned short v) { return absl::StrCat(v); }
+std::string Unparse(int v) { return absl::StrCat(v); }
+std::string Unparse(unsigned int v) { return absl::StrCat(v); }
+std::string Unparse(long v) { return absl::StrCat(v); }
+std::string Unparse(unsigned long v) { return absl::StrCat(v); }
+std::string Unparse(long long v) { return absl::StrCat(v); }
+std::string Unparse(unsigned long long v) { return absl::StrCat(v); }
+template <typename T>
+std::string UnparseFloatingPointVal(T v) {
// digits10 is guaranteed to roundtrip correctly in string -> value -> string
- // conversions, but may not be enough to represent all the values correctly.
- std::string digit10_str =
- absl::StrFormat("%.*g", std::numeric_limits<T>::digits10, v);
- if (std::isnan(v) || std::isinf(v)) return digit10_str;
-
- T roundtrip_val = 0;
- std::string err;
- if (absl::ParseFlag(digit10_str, &roundtrip_val, &err) &&
- roundtrip_val == v) {
- return digit10_str;
- }
-
- // max_digits10 is the number of base-10 digits that are necessary to uniquely
- // represent all distinct values.
- return absl::StrFormat("%.*g", std::numeric_limits<T>::max_digits10, v);
-}
-std::string Unparse(float v) { return UnparseFloatingPointVal(v); }
-std::string Unparse(double v) { return UnparseFloatingPointVal(v); }
-std::string AbslUnparseFlag(absl::string_view v) { return std::string(v); }
-std::string AbslUnparseFlag(const std::vector<std::string>& v) {
- return absl::StrJoin(v, ",");
-}
-
-} // namespace flags_internal
-
-bool AbslParseFlag(absl::string_view text, absl::LogSeverity* dst,
- std::string* err) {
- text = absl::StripAsciiWhitespace(text);
- if (text.empty()) {
- *err = "no value provided";
- return false;
- }
- if (text.front() == 'k' || text.front() == 'K') text.remove_prefix(1);
- if (absl::EqualsIgnoreCase(text, "info")) {
- *dst = absl::LogSeverity::kInfo;
- return true;
- }
- if (absl::EqualsIgnoreCase(text, "warning")) {
- *dst = absl::LogSeverity::kWarning;
- return true;
- }
- if (absl::EqualsIgnoreCase(text, "error")) {
- *dst = absl::LogSeverity::kError;
- return true;
- }
- if (absl::EqualsIgnoreCase(text, "fatal")) {
- *dst = absl::LogSeverity::kFatal;
- return true;
- }
- std::underlying_type<absl::LogSeverity>::type numeric_value;
- if (absl::ParseFlag(text, &numeric_value, err)) {
- *dst = static_cast<absl::LogSeverity>(numeric_value);
- return true;
- }
- *err = "only integers and absl::LogSeverity enumerators are accepted";
- return false;
-}
-
-std::string AbslUnparseFlag(absl::LogSeverity v) {
- if (v == absl::NormalizeLogSeverity(v)) return absl::LogSeverityName(v);
- return absl::UnparseFlag(static_cast<int>(v));
-}
-
+ // conversions, but may not be enough to represent all the values correctly.
+ std::string digit10_str =
+ absl::StrFormat("%.*g", std::numeric_limits<T>::digits10, v);
+ if (std::isnan(v) || std::isinf(v)) return digit10_str;
+
+ T roundtrip_val = 0;
+ std::string err;
+ if (absl::ParseFlag(digit10_str, &roundtrip_val, &err) &&
+ roundtrip_val == v) {
+ return digit10_str;
+ }
+
+ // max_digits10 is the number of base-10 digits that are necessary to uniquely
+ // represent all distinct values.
+ return absl::StrFormat("%.*g", std::numeric_limits<T>::max_digits10, v);
+}
+std::string Unparse(float v) { return UnparseFloatingPointVal(v); }
+std::string Unparse(double v) { return UnparseFloatingPointVal(v); }
+std::string AbslUnparseFlag(absl::string_view v) { return std::string(v); }
+std::string AbslUnparseFlag(const std::vector<std::string>& v) {
+ return absl::StrJoin(v, ",");
+}
+
+} // namespace flags_internal
+
+bool AbslParseFlag(absl::string_view text, absl::LogSeverity* dst,
+ std::string* err) {
+ text = absl::StripAsciiWhitespace(text);
+ if (text.empty()) {
+ *err = "no value provided";
+ return false;
+ }
+ if (text.front() == 'k' || text.front() == 'K') text.remove_prefix(1);
+ if (absl::EqualsIgnoreCase(text, "info")) {
+ *dst = absl::LogSeverity::kInfo;
+ return true;
+ }
+ if (absl::EqualsIgnoreCase(text, "warning")) {
+ *dst = absl::LogSeverity::kWarning;
+ return true;
+ }
+ if (absl::EqualsIgnoreCase(text, "error")) {
+ *dst = absl::LogSeverity::kError;
+ return true;
+ }
+ if (absl::EqualsIgnoreCase(text, "fatal")) {
+ *dst = absl::LogSeverity::kFatal;
+ return true;
+ }
+ std::underlying_type<absl::LogSeverity>::type numeric_value;
+ if (absl::ParseFlag(text, &numeric_value, err)) {
+ *dst = static_cast<absl::LogSeverity>(numeric_value);
+ return true;
+ }
+ *err = "only integers and absl::LogSeverity enumerators are accepted";
+ return false;
+}
+
+std::string AbslUnparseFlag(absl::LogSeverity v) {
+ if (v == absl::NormalizeLogSeverity(v)) return absl::LogSeverityName(v);
+ return absl::UnparseFlag(static_cast<int>(v));
+}
+
ABSL_NAMESPACE_END
-} // namespace absl
+} // namespace absl