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Xenia-Canary/src/xenia/base/string.h

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4.0 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2014 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_BASE_STRING_H_
#define XENIA_BASE_STRING_H_
#include <cstdarg>
#include <cstdio>
#include <string>
#include <utility>
#include <vector>
#include "xenia/base/platform.h"
namespace xe {
std::string to_string(const std::wstring& source);
std::wstring to_wstring(const std::string& source);
std::string format_string(const char* format, va_list args);
inline std::string format_string(const char* format, ...) {
va_list va;
va_start(va, format);
auto result = format_string(format, va);
va_end(va);
return result;
}
std::wstring format_string(const wchar_t* format, va_list args);
inline std::wstring format_string(const wchar_t* format, ...) {
va_list va;
va_start(va, format);
auto result = format_string(format, va);
va_end(va);
return result;
}
// find_first_of string, case insensitive.
std::string::size_type find_first_of_case(const std::string& target,
const std::string& search);
// Converts the given path to an absolute path based on cwd.
std::wstring to_absolute_path(const std::wstring& path);
// Splits the given path on any valid path separator and returns all parts.
std::vector<std::string> split_path(const std::string& path);
// Joins two path segments with the given separator.
std::string join_paths(const std::string& left, const std::string& right,
char sep = xe::kPathSeparator);
std::wstring join_paths(const std::wstring& left, const std::wstring& right,
wchar_t sep = xe::kPathSeparator);
// Replaces all path separators with the given value and removes redundant
// separators.
std::wstring fix_path_separators(const std::wstring& source,
wchar_t new_sep = xe::kPathSeparator);
std::string fix_path_separators(const std::string& source,
char new_sep = xe::kPathSeparator);
// Find the top directory name or filename from a path.
std::string find_name_from_path(const std::string& path,
char sep = xe::kPathSeparator);
std::wstring find_name_from_path(const std::wstring& path,
wchar_t sep = xe::kPathSeparator);
// Get parent path of the given directory or filename.
std::string find_base_path(const std::string& path,
char sep = xe::kPathSeparator);
std::wstring find_base_path(const std::wstring& path,
wchar_t sep = xe::kPathSeparator);
// Tests a match against a case-insensitive fuzzy filter.
// Returns the score of the match or 0 if none.
int fuzzy_match(const std::string& pattern, const char* value);
// Applies a case-insensitive fuzzy filter to the given entries and ranks
// results.
// Entries is a list of pointers to opaque structs, each of which contains a
// char* string at the given offset.
// Returns an unsorted list of {original index, score}.
std::vector<std::pair<size_t, int>> fuzzy_filter(const std::string& pattern,
const void* const* entries,
size_t entry_count,
size_t string_offset);
template <typename T>
std::vector<std::pair<size_t, int>> fuzzy_filter(const std::string& pattern,
const std::vector<T>& entries,
size_t string_offset) {
return fuzzy_filter(pattern, reinterpret_cast<void* const*>(entries.data()),
entries.size(), string_offset);
}
} // namespace xe
#endif // XENIA_BASE_STRING_H_