chromium/third_party/dawn/src/tint/utils/text/string.h

// Copyright 2021 The Dawn & Tint Authors
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#ifndef SRC_TINT_UTILS_TEXT_STRING_H_
#define SRC_TINT_UTILS_TEXT_STRING_H_

#include <string>
#include <variant>

#include "src/tint/utils/containers/slice.h"
#include "src/tint/utils/containers/vector.h"
#include "src/tint/utils/text/string_stream.h"
#include "src/tint/utils/text/text_style.h"

/// Forward declaration
namespace tint {
class StyledText;
}

namespace tint {

/// @param str the string to apply replacements to
/// @param substr the string to search for
/// @param replacement the replacement string to use instead of `substr`
/// @returns `str` with all occurrences of `substr` replaced with `replacement`
[[nodiscard]] inline std::string ReplaceAll(std::string str,
                                            std::string_view substr,
                                            std::string_view replacement) { … }

/// @copydoc ReplaceAll(std::string, std::string_view, std::string_view)
[[nodiscard]] inline std::string ReplaceAll(std::string_view str,
                                            std::string_view substr,
                                            std::string_view replacement) { … }

/// @copydoc ReplaceAll(std::string, std::string_view, std::string_view)
[[nodiscard]] inline std::string ReplaceAll(const char* str,
                                            std::string_view substr,
                                            std::string_view replacement) { … }

/// @param value the boolean value to be printed as a string
/// @returns value printed as a string via the stream `<<` operator
inline std::string ToString(bool value) { … }

/// @param value the value to be printed as a string
/// @returns value printed as a string via the stream `<<` operator
template <typename T>
std::string ToString(const T& value) { … }

/// @param value the variant to be printed as a string
/// @returns value printed as a string via the stream `<<` operator
template <typename... TYs>
std::string ToString(const std::variant<TYs...>& value) { … }

/// @param str the input string
/// @param prefix the prefix string
/// @returns true iff @p str has the prefix @p prefix
inline size_t HasPrefix(std::string_view str, std::string_view prefix) { … }

/// @param str the input string
/// @param suffix the suffix string
/// @returns true iff @p str has the suffix @p suffix
inline size_t HasSuffix(std::string_view str, std::string_view suffix) { … }

/// @param a the first string
/// @param b the second string
/// @returns the Levenshtein distance between @p a and @p b
size_t Distance(std::string_view a, std::string_view b);

/// Options for SuggestAlternatives()
struct SuggestAlternativeOptions { … };

/// Suggest alternatives for an unrecognized string from a list of possible values.
/// @param got the unrecognized string
/// @param strings the list of possible values
/// @param ss the stream to write the suggest and list of possible values to
/// @param options options for the suggestion
void SuggestAlternatives(std::string_view got,
                         Slice<const std::string_view> strings,
                         StyledText& ss,
                         const SuggestAlternativeOptions& options = { … };

/// @param str the input string
/// @param pred the predicate function
/// @return @p str with characters passing the predicate function @p pred removed from the start of
/// the string.
template <typename PREDICATE>
std::string_view TrimLeft(std::string_view str, PREDICATE&& pred) { … }

/// @param str the input string
/// @param pred the predicate function
/// @return @p str with characters passing the predicate function @p pred removed from the end of
/// the string.
template <typename PREDICATE>
std::string_view TrimRight(std::string_view str, PREDICATE&& pred) { … }

/// @param str the input string
/// @param prefix the prefix to trim from @p str
/// @return @p str with the prefix removed, if @p str has the prefix.
inline std::string_view TrimPrefix(std::string_view str, std::string_view prefix) { … }

/// @param str the input string
/// @param suffix the suffix to trim from @p str
/// @return @p str with the suffix removed, if @p str has the suffix.
inline std::string_view TrimSuffix(std::string_view str, std::string_view suffix) { … }

/// @param str the input string
/// @param pred the predicate function
/// @return @p str with characters passing the predicate function @p pred removed from the start and
/// end of the string.
template <typename PREDICATE>
std::string_view Trim(std::string_view str, PREDICATE&& pred) { … }

/// @param c the character to test
/// @returns true if @p c is one of the following:
/// * space
/// * form feed
/// * line feed
/// * carriage return
/// * horizontal tab
/// * vertical tab
inline bool IsSpace(char c) { … }

/// @param str the input string
/// @return @p str with all whitespace (' ') removed from the start and end of the string.
inline std::string_view TrimSpace(std::string_view str) { … }

/// @param str the input string
/// @param delimiter the delimiter
/// @return @p str split at each occurrence of @p delimiter
inline Vector<std::string_view, 8> Split(std::string_view str, std::string_view delimiter) { … }

/// @param str the string to quote
/// @returns @p str quoted with <code>'</code>
inline std::string Quote(std::string_view str) { … }

/// @param parts the input parts
/// @param delimiter the delimiter
/// @return @p parts joined as a string, delimited with @p delimiter
template <typename T>
inline std::string Join(VectorRef<T> parts, std::string_view delimiter) { … }

/// @param parts the input parts
/// @param delimiter the delimiter
/// @return @p parts joined as a string, delimited with @p delimiter
template <typename T, size_t N>
inline std::string Join(const Vector<T, N>& parts, std::string_view delimiter) { … }

}  // namespace tint

#endif  // SRC_TINT_UTILS_TEXT_STRING_H_