12345678910111213141516171819202122232425262728293031323334353637383940 |
- //===--- StringViewExtras.h ----------*- mode:c++;eval:(read-only-mode) -*-===//
- // Do not edit! See README.txt.
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
- // See https://llvm.org/LICENSE.txt for license information.
- // SPDX-FileCopyrightText: Part of the LLVM Project
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- //===----------------------------------------------------------------------===//
- //
- // There are two copies of this file in the source tree. The one under
- // libcxxabi is the original and the one under llvm is the copy. Use
- // cp-to-llvm.sh to update the copy. See README.txt for more details.
- //
- //===----------------------------------------------------------------------===//
- #ifndef DEMANGLE_STRINGVIEW_H
- #define DEMANGLE_STRINGVIEW_H
- #include "DemangleConfig.h"
- #include <string_view>
- DEMANGLE_NAMESPACE_BEGIN
- inline bool starts_with(std::string_view self, char C) noexcept {
- return !self.empty() && *self.begin() == C;
- }
- inline bool starts_with(std::string_view haystack,
- std::string_view needle) noexcept {
- if (needle.size() > haystack.size())
- return false;
- haystack.remove_suffix(haystack.size() - needle.size());
- return haystack == needle;
- }
- DEMANGLE_NAMESPACE_END
- #endif
|