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

62 lines
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C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2015 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_BASE_FILESYSTEM_WILDCARD_H_
#define XENIA_BASE_FILESYSTEM_WILDCARD_H_
#include <iterator>
#include <memory>
#include <string>
#include <vector>
#include "xenia/base/string.h"
namespace xe {
namespace filesystem {
class WildcardFlags {
public:
bool FromStart : 1, ToEnd : 1, ExactLength : 1;
WildcardFlags();
WildcardFlags(bool start, bool end, bool exact_length);
static WildcardFlags FIRST;
static WildcardFlags LAST;
static WildcardFlags ANY;
};
class WildcardRule {
public:
WildcardRule(const std::string& str_match, const WildcardFlags& flags);
bool Check(const std::string& str_lower,
std::string::size_type* offset) const;
private:
std::string match;
WildcardFlags rules;
};
class WildcardEngine {
public:
void SetRule(const std::string& pattern);
// Always ignoring case
bool Match(const std::string& str) const;
private:
std::vector<WildcardRule> rules;
void PreparePattern(const std::string& pattern);
};
} // namespace filesystem
} // namespace xe
#endif // XENIA_BASE_FILESYSTEM_WILDCARD_H_