| // |
| // Copyright 2017 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/strings/internal/str_format/extension.h" |
| |
| #include <errno.h> |
| #include <algorithm> |
| #include <string> |
| |
| namespace absl { |
| ABSL_NAMESPACE_BEGIN |
| namespace str_format_internal { |
| |
| std::string FlagsToString(Flags v) { |
| std::string s; |
| s.append(FlagsContains(v, Flags::kLeft) ? "-" : ""); |
| s.append(FlagsContains(v, Flags::kShowPos) ? "+" : ""); |
| s.append(FlagsContains(v, Flags::kSignCol) ? " " : ""); |
| s.append(FlagsContains(v, Flags::kAlt) ? "#" : ""); |
| s.append(FlagsContains(v, Flags::kZero) ? "0" : ""); |
| return s; |
| } |
| |
| #define ABSL_INTERNAL_X_VAL(id) \ |
| constexpr absl::FormatConversionChar FormatConversionCharInternal::id; |
| ABSL_INTERNAL_CONVERSION_CHARS_EXPAND_(ABSL_INTERNAL_X_VAL, ) |
| #undef ABSL_INTERNAL_X_VAL |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr absl::FormatConversionChar FormatConversionCharInternal::kNone; |
| |
| #define ABSL_INTERNAL_CHAR_SET_CASE(c) \ |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::c; |
| ABSL_INTERNAL_CONVERSION_CHARS_EXPAND_(ABSL_INTERNAL_CHAR_SET_CASE, ) |
| #undef ABSL_INTERNAL_CHAR_SET_CASE |
| |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::kStar; |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::kIntegral; |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::kFloating; |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::kNumeric; |
| // NOLINTNEXTLINE(readability-redundant-declaration) |
| constexpr FormatConversionCharSet FormatConversionCharSetInternal::kPointer; |
| |
| bool FormatSinkImpl::PutPaddedString(string_view value, int width, |
| int precision, bool left) { |
| size_t space_remaining = 0; |
| if (width >= 0) space_remaining = width; |
| size_t n = value.size(); |
| if (precision >= 0) n = std::min(n, static_cast<size_t>(precision)); |
| string_view shown(value.data(), n); |
| space_remaining = Excess(shown.size(), space_remaining); |
| if (!left) Append(space_remaining, ' '); |
| Append(shown); |
| if (left) Append(space_remaining, ' '); |
| return true; |
| } |
| |
| } // namespace str_format_internal |
| ABSL_NAMESPACE_END |
| } // namespace absl |