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dee884c925
This CL converts most of the remaining Tint usages (leaving out the fuzzer code and some float_to_string code). Bug: tint:1686 Change-Id: I4d5cef176c15479250861903870ec5bec0f95b5e Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/122002 Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Dan Sinclair <dsinclair@chromium.org> Reviewed-by: Ben Clayton <bclayton@google.com>
83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
// Copyright 2021 The Tint 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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// http://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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#ifndef SRC_TINT_UTILS_STRING_H_
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#define SRC_TINT_UTILS_STRING_H_
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#include <sstream>
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#include <string>
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#include <variant>
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#include "src/tint/utils/slice.h"
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#include "src/tint/utils/string_stream.h"
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namespace tint::utils {
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/// @param str the string to apply replacements to
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/// @param substr the string to search for
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/// @param replacement the replacement string to use instead of `substr`
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/// @returns `str` with all occurrences of `substr` replaced with `replacement`
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[[nodiscard]] inline std::string ReplaceAll(std::string str,
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std::string_view substr,
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std::string_view replacement) {
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size_t pos = 0;
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while ((pos = str.find(substr, pos)) != std::string_view::npos) {
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str.replace(pos, substr.length(), replacement);
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pos += replacement.length();
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}
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return str;
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}
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/// @param value the value to be printed as a string
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/// @returns value printed as a string via the std::ostream `<<` operator
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template <typename T>
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std::string ToString(const T& value) {
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utils::StringStream s;
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s << value;
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return s.str();
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}
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/// @param value the variant to be printed as a string
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/// @returns value printed as a string via the std::ostream `<<` operator
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template <typename... TYs>
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std::string ToString(const std::variant<TYs...>& value) {
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utils::StringStream s;
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s << std::visit([&](auto& v) { return ToString(v); }, value);
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return s.str();
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}
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/// @param str the input string
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/// @param prefix the prefix string
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/// @returns true iff @p str has the prefix @p prefix
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inline size_t HasPrefix(std::string_view str, std::string_view prefix) {
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return str.compare(0, prefix.size(), prefix) == 0;
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}
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/// @param a the first string
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/// @param b the second string
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/// @returns the Levenshtein distance between @p a and @p b
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size_t Distance(std::string_view a, std::string_view b);
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/// Suggest alternatives for an unrecognized string from a list of possible values.
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/// @param got the unrecognized string
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/// @param strings the list of possible values
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/// @param ss the stream to write the suggest and list of possible values to
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void SuggestAlternatives(std::string_view got,
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Slice<char const* const> strings,
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utils::StringStream& ss);
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} // namespace tint::utils
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#endif // SRC_TINT_UTILS_STRING_H_
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