Tokenizer.hpp

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#ifndef OPENSWMM_ENGINE_TOKENIZER_HPP
#define OPENSWMM_ENGINE_TOKENIZER_HPP
 
#include <string>
#include <string_view>
#include <vector>
 
namespace openswmm::input {
 
class Tokenizer {
public:
    Tokenizer() = delete;
 
    // -----------------------------------------------------------------------
    // Comment handling
    // -----------------------------------------------------------------------
 
    static std::string_view strip_comment(std::string_view line) noexcept;
 
    // -----------------------------------------------------------------------
    // Tokenization
    // -----------------------------------------------------------------------
 
    static std::vector<std::string> tokenize(std::string_view line);
 
    static std::vector<std::string_view> tokenize_views(std::string_view line);
 
    // -----------------------------------------------------------------------
    // Utilities
    // -----------------------------------------------------------------------
 
    static void to_upper_inplace(std::string& s) noexcept;
 
    static std::string to_upper(std::string_view s);
 
    static std::string_view trim(std::string_view s) noexcept;
 
    static bool is_numeric(std::string_view sv) noexcept;
 
    static bool is_boolean(std::string_view sv) noexcept;
 
    static bool parse_boolean(std::string_view sv) noexcept;
 
private:
    static bool is_delimiter(char c) noexcept {
        return c == ',' || c == '\t' || c == ' ';
    }
};
 
} /* namespace openswmm::input */
 
#endif /* OPENSWMM_ENGINE_TOKENIZER_HPP */