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Contents
// Copyright 2021 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/cord_rep_consume.h"
#include <array>
#include <utility>
#include "absl/container/inlined_vector.h"
#include "absl/functional/function_ref.h"
#include "absl/strings/internal/cord_internal.h"
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace cord_internal {
namespace {
// Unrefs the provided `substring`, and returns `substring->child`
// Adds or assumes a reference on `substring->child`
CordRep* ClipSubstring(CordRepSubstring* substring) {
CordRep* child = substring->child;
if (substring->refcount.IsOne()) {
delete substring;
} else {
CordRep::Ref(child);
CordRep::Unref(substring);
}
return child;
}
} // namespace
void Consume(CordRep* rep, ConsumeFn consume_fn) {
size_t offset = 0;
size_t length = rep->length;
if (rep->tag == SUBSTRING) {
offset += rep->substring()->start;
rep = ClipSubstring(rep->substring());
}
consume_fn(rep, offset, length);
}
void ReverseConsume(CordRep* rep, ConsumeFn consume_fn) {
return Consume(rep, std::move(consume_fn));
}
} // namespace cord_internal
ABSL_NAMESPACE_END
} // namespace absl
Version data entries
35 entries across 35 versions & 2 rubygems