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// 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/match.h"
#include "absl/strings/internal/memutil.h"
namespace absl {
namespace {
bool CaseEqual(absl::string_view piece1, absl::string_view piece2) {
return (piece1.size() == piece2.size() &&
0 == strings_internal::memcasecmp(piece1.data(), piece2.data(),
piece1.size()));
// memcasecmp uses ascii_tolower().
}
} // namespace
bool StartsWithIgnoreCase(absl::string_view text, absl::string_view preffix) {
return (text.size() >= preffix.size()) &&
CaseEqual(text.substr(0, preffix.size()), preffix);
}
bool EndsWithIgnoreCase(absl::string_view text, absl::string_view suffix) {
return (text.size() >= suffix.size()) &&
CaseEqual(text.substr(text.size() - suffix.size()), suffix);
}
} // namespace absl
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