Abseil Common Libraries (C++) (grcp 依赖)
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43 lines
1.5 KiB
43 lines
1.5 KiB
// Copyright 2017 The Abseil Authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// https://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#include "absl/strings/match.h" |
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#include "absl/strings/internal/memutil.h" |
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namespace absl { |
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ABSL_NAMESPACE_BEGIN |
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bool EqualsIgnoreCase(absl::string_view piece1, |
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absl::string_view piece2) noexcept { |
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return (piece1.size() == piece2.size() && |
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0 == absl::strings_internal::memcasecmp(piece1.data(), piece2.data(), |
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piece1.size())); |
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// memcasecmp uses absl::ascii_tolower(). |
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} |
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bool StartsWithIgnoreCase(absl::string_view text, |
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absl::string_view prefix) noexcept { |
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return (text.size() >= prefix.size()) && |
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EqualsIgnoreCase(text.substr(0, prefix.size()), prefix); |
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} |
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bool EndsWithIgnoreCase(absl::string_view text, |
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absl::string_view suffix) noexcept { |
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return (text.size() >= suffix.size()) && |
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EqualsIgnoreCase(text.substr(text.size() - suffix.size()), suffix); |
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} |
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ABSL_NAMESPACE_END |
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} // namespace absl
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