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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/wasm2c/include/wabt/string-util.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/wasm2c/include/wabt/string-util.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/third_party/wasm2c/include/wabt/string-util.h b/third_party/wasm2c/include/wabt/string-util.h new file mode 100644 index 0000000000..28734d504b --- /dev/null +++ b/third_party/wasm2c/include/wabt/string-util.h @@ -0,0 +1,82 @@ +/* + * Copyright 2017 WebAssembly Community Group participants + * + * 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. + */ + +#ifndef WABT_STRING_UTIL_H_ +#define WABT_STRING_UTIL_H_ + +#include <string> +#include <string_view> + +namespace wabt { + +inline std::string& operator+=(std::string& x, std::string_view y) { + x.append(y.data(), y.size()); + return x; +} + +inline std::string operator+(std::string_view x, std::string_view y) { + std::string s; + s.reserve(x.size() + y.size()); + s.append(x.data(), x.size()); + s.append(y.data(), y.size()); + return s; +} + +inline std::string operator+(const std::string& x, std::string_view y) { + return std::string_view(x) + y; +} + +inline std::string operator+(std::string_view x, const std::string& y) { + return x + std::string_view(y); +} + +inline std::string operator+(const char* x, std::string_view y) { + return std::string_view(x) + y; +} + +inline std::string operator+(std::string_view x, const char* y) { + return x + std::string_view(y); +} + +inline void cat_concatenate(std::string&) {} + +template <typename T, typename... Ts> +void cat_concatenate(std::string& s, const T& t, const Ts&... args) { + s += t; + cat_concatenate(s, args...); +} + +inline size_t cat_compute_size() { + return 0; +} + +template <typename T, typename... Ts> +size_t cat_compute_size(const T& t, const Ts&... args) { + return std::string_view(t).size() + cat_compute_size(args...); +} + +// Is able to concatenate any combination of string/string_view/char* +template <typename... Ts> +std::string cat(const Ts&... args) { + std::string s; + s.reserve(cat_compute_size(args...)); + cat_concatenate(s, args...); + return s; +} + +} // namespace wabt + +#endif // WABT_STRING_UTIL_H_ |