tvl-depot/absl/strings/internal/str_format/extension.cc
Abseil Team 4491d606df Export of internal Abseil changes.
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70f43a482d7d4ae4a255f17ca02b0106653dd600 by Shaindel Schwartz <shaindel@google.com>:

Internal change

PiperOrigin-RevId: 201571193

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93e6e9c2e683158be49d9dd1f5cb1a91d0c0f556 by Abseil Team <absl-team@google.com>:

Internal change.

PiperOrigin-RevId: 201567108

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fbd8ee94fbe9f2448e5adf5e88706f9c8216048f by Juemin Yang <jueminyang@google.com>:

str_format release

PiperOrigin-RevId: 201565129

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387faa301555a8a888c4429df52734aa806dca46 by Abseil Team <absl-team@google.com>:

Adds a defaulted allocator parameter to the size_type constructor of InlinedVector

PiperOrigin-RevId: 201558711

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39b15ea2c68d7129d70cbde7e71af900032595ec by Matt Calabrese <calabrese@google.com>:

Update the variant implementation to eliminate unnecessary checking on alternative access when the index is known or required to be correct.

PiperOrigin-RevId: 201529535

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adab77f1f7bb363aa534297f22aae2b0f08889ea by Abseil Team <absl-team@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 201458388

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a701dc0ba62e3cadf0de14203415b91df4ee8151 by Greg Falcon <gfalcon@google.com>:

Internal cleanup

PiperOrigin-RevId: 201394836

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8a7191410b8f440fdfa27f722ff05e451502ab61 by Abseil Team <absl-team@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 201369269
GitOrigin-RevId: 70f43a482d7d4ae4a255f17ca02b0106653dd600
Change-Id: I8ab073b30b4e27405a3b6da2c826bb4f3f0b9af6
2018-06-22 08:55:41 -04:00

84 lines
2.2 KiB
C++

//
// 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
//
// http://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 {
namespace str_format_internal {
namespace {
// clang-format off
#define ABSL_LENGTH_MODS_EXPAND_ \
X_VAL(h) X_SEP \
X_VAL(hh) X_SEP \
X_VAL(l) X_SEP \
X_VAL(ll) X_SEP \
X_VAL(L) X_SEP \
X_VAL(j) X_SEP \
X_VAL(z) X_SEP \
X_VAL(t) X_SEP \
X_VAL(q)
// clang-format on
} // namespace
const LengthMod::Spec LengthMod::kSpecs[] = {
#define X_VAL(id) { LengthMod::id, #id, strlen(#id) }
#define X_SEP ,
ABSL_LENGTH_MODS_EXPAND_, {LengthMod::none, "", 0}
#undef X_VAL
#undef X_SEP
};
const ConversionChar::Spec ConversionChar::kSpecs[] = {
#define X_VAL(id) { ConversionChar::id, #id[0] }
#define X_SEP ,
ABSL_CONVERSION_CHARS_EXPAND_(X_VAL, X_SEP),
{ConversionChar::none, '\0'},
#undef X_VAL
#undef X_SEP
};
std::string Flags::ToString() const {
std::string s;
s.append(left ? "-" : "");
s.append(show_pos ? "+" : "");
s.append(sign_col ? " " : "");
s.append(alt ? "#" : "");
s.append(zero ? "0" : "");
return s;
}
const size_t LengthMod::kNumValues;
const size_t ConversionChar::kNumValues;
bool FormatSinkImpl::PutPaddedString(string_view v, int w, int p, bool l) {
size_t space_remaining = 0;
if (w >= 0) space_remaining = w;
size_t n = v.size();
if (p >= 0) n = std::min(n, static_cast<size_t>(p));
string_view shown(v.data(), n);
space_remaining = Excess(shown.size(), space_remaining);
if (!l) Append(space_remaining, ' ');
Append(shown);
if (l) Append(space_remaining, ' ');
return true;
}
} // namespace str_format_internal
} // namespace absl